Clicking on reference links within the text of this report will bring you to its full details in this section: the reference sought will be at the very top of your view.

In some cases, we provide an onward link either to an abstract or, where it is freely available, to the full text of the listed publication. Alternatively, your own web search will often take you to the summary of an article and the opportunity to purchase the text in full. The doi (digital object identifier), where given, is a permanent link to wherever an article can be found online.

Most of the listed publications are available in printed form to BTO members and other bona fide researchers through the Chris Mead Library at BTO headquarters in Thetford. Further information on how to access freely available ornithological publications online is here on the BTO web site.

Aebischer, N.J. (1995) Investigating the effects of hunting on the survival of British pigeons and doves by analysis of ringing recoveries. Journal of Applied Statistics 22: 923–934.

Aebischer, N.J. (1999) Multi-way comparisons and generalised linear models of nest success: extensions of the Mayfield method. Bird Study 46: S22–S31.

Aebischer, N.J. (2019) Fifty-year trends in UK hunting bags of birds and mammals, and clibrated estimation of national bag size, using GWCT's National Gamebag Census. European Journal of Wildlife Research 65: 64.

Aebischer, N.J. & Ewald, J.A. (2004) Managing the UK Grey Partridge Perdix perdix recovery: population change, reproduction, habitat and shooting. Ibis 146 (S2): 181–191.

Aebischer, N.J. & Ewald, J. (2010) Grey Partridge Perdix perdix in the UK: recovery status, set-aside and shooting. Ibis 152: 530–542.

Aebischer, N.J. & Potts, G.R. (1998) Spatial changes in Grey Partridge (Perdix perdix) distribution in relation to 25 years of changing agriculture in Sussex, UK. Gibier Faune Sauvage 15: 293–308.

Aebischer, N.J., Evans, A.D., Grice, P.V. & Vickery, J.A. (2000) The Ecology and Conservation of Lowland Farmland Birds. British Ornithologists' Union, Tring.

Ahola, M.P., Laaksonen, T., Eeva, T. & Lehikoinen, E. (2009) Great Tits lay increasingly smaller clutches than selected for: a study of climate- and density-related changes in reproductive traits. Journal of Animal Ecology 78: 1298–1306.

Allen, D.S. (1995) Habitat selection by Whinchats: a case for bracken in the uplands. In Heaths and Moorland: Cultural Landscapes (eds Thompson, D.B.A., Hester, A.J. & Usher, M.B.), pp 200–205. HMSO, Edinburgh.

Altewischer, A., Buschewski, U., Ehrke, C., Fröhlich, J., Gärtner, A., Giese, P., Günter, F., Heitmann, N., Hestermann, M., Hoffmann, H., Kleinschmidt, F., Kniepkamp, B., Linke, W., Mayland-Quellhorst, T., Pape, J., Peterson, T., Schendel, V., Schwieger, S., Wadenstorfer, A. & Fischer, K. (2015) Habitat preferences of male Corn Buntings Emberiza calandra in North-Eastern Germany. Acta Ornithologica 50 (1): 1–10. doi: 10.3161/00016454AO2015.50.1.001

Altwegg, R., Roulin, A., Kestenholz, M. & Jenni, L. (2006) Demographic effects of extreme winter weather in the barn owl. Oecologia 149, 44–51.

Amar, A. (2014) Hen Harriers: going, going. British Ornithologists' Union. Full text [accessed 17 Dec 2014]

Amar, A. & Redpath, S. (2002) Determining the cause of the Hen Harrier decline on the Orkney Islands: an experimental test of two hypotheses. Animal Conservation 5: 21–28.

Amar, A. & Redpath, S.M. (2005) Habitat use by Hen Harriers Circus cyaneus on Orkney: implications of land-use change for this declining population. Ibis 147: 37–47.

Amar, A., Arroyo, B. & Redpath, S. (2002) Analysis of breeding success of Orkney Hen Harriers in relation to habitat. Unpublished contract report to SNH: BAT/PA02e/01/02/100.

Amar, A., Redpath, S. & Thirgood, S. (2003) Evidence for food limitation in the declining hen harrier population on the Orkney Islands, Scotland. Biological Conservation 111: 377–384.

Amar, A., Picozzi, N., Meek, E.R., Redpath, S.M. & Lambin, X. (2005) Decline of the Orkney Hen Harrier Circus cyaneus population: do changes to demographic parameters and mating system fit a declining food hypothesis? Bird Study 52: 18–24.

Amar, A., Hewson, C.M., Thewlis, R.M., Smith, K.W., Fuller, R.J., Lindsell, J.A., Conway, G., Butler, S. & MacDonald, M.A. (2006) What's Happening to Our Woodland Birds? Long-term changes in the populations of woodland birds. BTO Research Report 169 & RSPB Research Report 19. BTO, Thetford and RSPB, Sandy. Full text

Amar, A., Arroyo, B., Meek, E., Redpath, S. & Riley, H. (2008a) Influence of habitat on breeding performance of Hen Harriers Circus cyaneus in Orkney. Ibis 150: 400–404.

Amar, A., Thirgood, S., Pearce-Higgins, J. & Redpath, S. (2008b) The impact of raptors on the abundance of upland passerines and waders. Oikos 117: 1143–1152.

Amar, A., Smith, K.W., Butler, S., Lindsell, J.A., Hewson, C.M., Fuller, R.J. & Charman, E.C. (2010a) Recent patterns of change in vegetation structure and tree composition of British broadleaved woodland: evidence from large-scale surveys. Forestry 83: 345–356.

Amar, A., Redpath, S., Sim, I. & Buchanan, G. (2010b) Spatial and temporal associations between recovering populations of common raven Corvus corax and British upland wader populations. Journal of Applied Ecology 47: 253–262.

Amar, A., Grant, M., Buchanan, G., Sim, I., Wilson, J., Pearce-Higgins, J.W. & Redpath, S. (2011) Exploring the relationships between wader declines and current land-use in the British uplands. Bird Study 58: 13–26.

Amar, A., Court, I.R., Davison, M., Downing, S., Grimshaw, T., Pickford, T. & Raw, D. (2012) Linking nest histories, remotely sensed land use data and wildlife crime records to explore the impact of grouse moor management on peregrine falcon populations. Biological Conservation 145: 86–94. doi:10.1016/j.biocon.2011.10.014

Andrén, H. (1992) Corvid density and nest predation in relation to forest fragmentation: a landscape perspective. Ecology 73: 794–804.

Andries, A.M., Gulinck, H. & Herremans, M. (1994) Spatial modelling of the barn owl habitat using landscape characteristics from SPOT data. Ecography 17: 278–287.

Anganuzzi, A.A. (1993) A comparison of tests for detecting trends in abundance indices of dolphins. Fishery Bulletin 91: 183–194.

Angelstam, P., Breuss, M., Mikusinski, G., Stenström, M., Stighäll, K. & Thorell, D. (2002) Effects of forest structure on the presence of woodpeckers with different specialisation in a landscape history gradient in NE Poland. Avian Landscape Ecology: pure and applied issues in the large-scale ecology of birds: Proceedings of the 11th annual IALE(UK) conference, 10–13 September 2002 (eds Chamberlain, D. & Wilson, A.), 25–38. University of East Anglia.

Archaux, F. (2007) Are mountains refuges for farmland bird species? A case study in the northern French Alps. Bird Study 54: 73–79.

Aschwanden, J., Holzgang, O. & Jenni, L. (2007) Importance of ecological compensation areas for small mammals in intensively farmed areas. Wildlife Biology 13: 150–158.

Askew, N.P. (2006) Barn Owl Tyto alba conservation in Britain – identifying priority conservation areas. PhD thesis, University of York.

Askew, N.P., Searle, J.B. & Moore, N.P. (2007) Agri-environment schemes and foraging of barn owls Tyto alba . Agriculture, Ecosystems & Environment 118: 109–114.

Atkinson, P.W., Buckingham, D. & Morris, T. (2004) What factors determine where invertebrate-feeding birds forage in dry grasslands? Ibis 146 (suppl. 2): 99–107.

Auer, S.K. & Martin, T.E. (2013) Climate change has indirect effects on resource use and overlap among coexisting bird species with negative consequences for their reproductive success. Global Change Biology 19: 411–419. doi: 10.1111/gcb.12062

Ausden, M. & Hirons, G.J.M. (2002) Grassland nature reserves for breeding wading birds in England and the implications for the ESA agri-environment scheme. Biological Conservation 106: 279–291.

Ausden, M., Sutherland, W.J. & James, R. (2001) The effects of flooding lowland wet grassland on soil macroinvertebrate prey of breeding wading birds. Journal of Applied Ecology 38: 320–338.

Austin, G.E. & Houston, D.C. (1997) The breeding performance of the Buzzard Buteo buteo in Argyll, Scotland and a comparison with other areas in Britain. Bird Study 44: 146–154.

Austin, G.E, Rehfisch, M.M., Allan, J.R. & Holloway, S.J. (2007) Population size and differential population growth of introduced Greater Canada Geese Branta canadensis and re-established Greylag Geese Anser anser across habitats in Great Britain in the year 2000. Bird Study 54: 343–352. Abstract

Austin, G.E., Collier, M.P., Calbrade, N.A., Hall, C. & Musgrove, A.J. (2008) Waterbirds in the UK 2006/07: The Wetland Bird Survey. BTO/WWT/RSPB/JNCC, Thetford. Full text

Baillie, S.R. (1990) Integrated population monitoring of breeding birds in Britain and Ireland. Ibis 132: 151–166.

Baillie, S.R. (1991) Monitoring terrestrial breeding bird populations. In Goldsmith, F.B. (ed.) Monitoring for Conservation and Ecology: 112–132. Chapman & Hall, London.

Baillie, S.R. & Peach, W.J. (1992) Population limitation in Palaearctic–African migrant passerines. Ibis 134 Suppl. 1: 120–132.

Baillie, S.R. & Rehfisch, M.M. (eds) (2006) National and site-based alert systems for UK birds. Research Report 226. BTO, Thetford.

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Baillie, S.R., Crick, H.Q.P., Balmer, D.E., Beaven, L.P., Downie, I.S., Freeman, S.N., Leech, D.I., Marchant, J.H., Noble, D.G., Raven, M.J., Simpkin, A.P., Thewlis, R.M. & Wernham, C.V. (2002) Breeding Birds in the Wider Countryside: their conservation status 2001. Research Report 278. BTO, Thetford. (

Baillie, S.R., Brooks, S.P., King, R. & Thomas, L. (2009) Using a state-space model of the British Song Thrush Turdus philomelos population to diagnose the causes of a population decline. In Modeling Demographic Processes in Marked Populations (eds Thomson, D.L., Cooch, E.G. & Conroy, M.J.), pp 541–561. Springer, New York. Contents

Bainbridge, I. (2017) Goose management in Scotland: An Overview.  Ambio 46(Suppl 2): 224–230. doi:10.1007/s13280-016-0883-5

Baines, D. (1990) The roles of predation, food and agricultural practice in determining the breeding success of the Lapwing (Vanellus vanellus) on upland grasslands. Journal of Animal Ecology 59: 915–929.

Baines, D. & Richardson, M. (2013) Hen harriers on a Scottish grouse moor: multiple factors predict breeding density and productivity. Journal of Applied Ecology 50: 1397–1405.

Baines, D., Redpath, S., Richardson, M. & Thirgood, S. (2008) The direct and indirect effects of predation by Hen Harriers Circus cyaneus on trends in breeding birds on a Scottish grouse moor. Ibis 150: 27–36.

Baker, H., Stroud, D.A., Aebischer, N.J., Cranswick, P.A., Gregory, R.D., McSorley, C.A., Noble, D.G. & Rehfisch, M.M. (2006) Population estimates of birds in Great Britain and the United Kingdom. British Birds 99: 25–44. (APEP06)

Balmer, D.E., Adams, S.Y. & Crick H.Q.P. (2000) Report on Barn Owl Release Scheme: Monitoring Project Phase II. Research Report 250. BTO, Thetford.

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Balmer, D.E., Gillings, S., Caffrey, B.J., Swann, R.L., Downie, I.S. & Fuller, R.J. (eds) (2013) Bird Atlas 2007–11: the breeding and wintering birds of Britain and Ireland. BTO Books, Thetford.

Banks, A.N., Coombes, R.H. & Crick, H.Q.P. (2003) The Peregrine Falcon breeding population of the UK & Isle of Man in 2002. Research Report 330. BTO, Thetford.

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Banks, A.N., Crick, H.Q.P., Coombes, R., Benn, S., Ratcliffe, D.A. & Humphreys, E.M. (2010) The breeding status of Peregrine Falcons Falco peregrinus in the UK and Isle of Man in 2002. Bird Study 57: 421–436. doi: 10.1080/00063657.2010.511148

Battaglia, A., Ghidini, S., Campanini, G. & Spaggiari, R. (2005) Heavy metal contamination in Little Owl (Athene noctua) and Common Buzzard (Buteo buteo) from northern Italy. Ecotoxicology and Environmental Safety 60: 61–66.

Bauer, Z., Trnka, M., Bauerová, J., Mozný, M., Stepánek, P., Bartosová, L. & Zalud, Z. (2010) Changing climate and the phenological response of Great Tit and Collared Flycatcher populations in floodplain forest ecosystems in Central Europe. International Journal of Biometeorology 54: 99–111.

Beale, C.M., Burfield, I.J., Sim, I.M.W., Rebecca, G.W., Pearce-Higgins, J.W. & Grant, M.C. (2006) Climate change may account for the decline in British ring ouzels Turdus torquatus. Journal of Animal Ecology 75: 826–835.

Beintema, J. & Müskens, G.J.D.M. (1987) Nesting success of birds breeding in Dutch agricultural grasslands. Journal of Applied Ecology 24: 743–758.

Bell, C.P., Baker, S.W., Parkes, N.G., Brooke, M. de L. & Chamberlain, D.E. (2010) The role of the Eurasian Sparrowhawk (Accipiter nisus) in the decline of the House Sparrow (Passer domesticus) in Britain. Auk 127: 411–420.

Bell, M.V. & John Calladine, J. (2017) The decline of a population of farmland breeding waders: a twenty-five-year case study. Bird Study 64: 264–273. doi: 10.1080/00063657.2017.1319903

Bell, J.R., Botham, M.S., Henrys, P.A., Leech, D.I., Pearce-Higgins, J.W., Shortall, C.R., Brereton, T.M., Pickup, J. & Thackeray, S.J. (2019) Spatial and habitat variation in aphid, butterfly, moth and bird phenologies over the last half century. Global Change Biology 25: 1982–1994.   doi:10.1111/gcb.14592

Bellamy, P.E., Shore, R.F., Ardeshir, D., Treweek, J.R. & Sparks, T.H. (2000) Road verges as habitat for small mammals in Britain. Mammal Review 30: 131–139.

Bellamy, P.E., Malcolm D. Burgess, M.D., Mallord, J.W., Cristinacce, A., Orsman, C.J., Davis, T., Grice, P.V. & Charman, E.C. (2017) Nest predation and the infuence of habitat structure on nest predation of Wood Warbler Phylloscopus sibilatrix, a ground‑nesting forest passerine. Journal of Ornithology 159: 493–506. doi: 10.1007/s10336-018-1558-8

Bellebaum, J. & Bock, C. (2009) Influence of ground predators and water levels on Lapwing Vanellus vanellus breeding success in two continental wetlands. Journal of Ornithology 150: 221–230.

Benton, T.G., Bryant, D.M., Cole, L. & Crick, H.Q.P. (2002) Linking agricultural practice to insect and bird populations: a historical study over three decades. Journal of Applied Ecology 39: 673–687.

Berg, C. (1992) Habitat selection by breeding Curlews Numenius arquata on mosaic farmland. Ibis 134: 355–360.

Besbeas, P., Freeman, S.N., Morgan, B.J.T. & Catchpole, E.A. (2002) Integrating mark–recapture–recovery and census data to estimate animal abundance and demographic parameters. Biometrics 58: 540–547.

Bibby, C.J. (1989) A survey of breeding Wood Warblers Phylloscopus sibilatrix, in Britain 1984–85. Bird Study 36: 56–72.

Bibby, C.J. & Etheridge, B. (1993) Status of the Hen Harrier Circus cyaneus in Scotland in 1988–89. Bird Study 40: 1–11.

BirdLife International (2004) Birds in Europe: population estimates, trends and conservation status. BirdLife Conservation Series no 12. BirdLife International, Cambridge.

BirdLife International (2015a) IUCN Red List for birds.

BirdLife International (2015b) European Red List of birds. Office for Official Publications of the European Communities, Luxembourg. Full text

Birkhead, M. & Perrins, C. (1985) The breeding biology of the Mute Swan Cygnus olor on the River Thames with special reference to lead poisoning. Biological Conservation 32: 1–11.

Birkhead, M., Bacon, P.J. & Walter, P. (1983) Factors affecting the breeding success of the Mute Swan Cygnus olor. Journal of Animal Ecology 52: 727–741.

Blackburn, E. & Cresswell, W. (2016a) High winter site fidelity in a long-distance migrant: implications for wintering ecology and survival estimates. Journal of Ornithology 157: 93. doi: 10.1007/s10336-015-1252-z

Blackburn, E. & Cresswell, W. (2016b) High within-winter and annual survival rates in a declining Afro-Palaearctic migratory bird suggest that wintering conditions do not limit populations. Ibis 158: 92–105. doi: 10.1111/ibi.12319

Blaker, G.B. (1933) The Barn Owl in England: results of the census. I and II. Bird Notes and News 15: 169–172.

Blaker, G.B. (1934) The Barn Owl in England and Wales. RSPB, London.

Blus, L.J. (1994) A review of lead poisoning in swans. Comparative Biochemistry and Physiology Part C Pharmacology, Toxicology and Endocrinology 108: 259–267.

Boatman, N.D., Brickle, N.W., Hart, J.D., Milsom, T.P., Morris, A.J., Murray, A.W.A., Murray, K.A. & Robertson, P.A. (2004) Evidence for the indirect effects of pesticides on farmland birds. Ibis 146: 131–143.

Bodey, T.W., McDonald, R.A., Sheldon, R.D. & Bearhop, S. (2011) Absence of effects of predator control on nesting success of Northern Lapwings Vanellus vanellus: implications for conservation. Ibis 153: 543–555.

Bolton, M., Tyler, G., Smith, K. & Bamford, R. (2007) The impact of predator control on lapwing Vanellus vanellus breeding success on wet grassland nature reserves. Journal of Applied Ecology 44: 534–544.

Bonham, P.F. & Robertson, J.C.M. (1975) The spread of Cetti’s Warbler in north-west Europe. British Birds 68: 393–408.

Border, J., Henderson, I.G., Redhead, J.W. & Hartley, I.R. (2016) Habitat selection by breeding Whinchats Saxicola rubetra at territory and landscape scales. Ibis doi: 10.1111/ibi.12433

Border, J.A., Henderson, I.G. & Hartley, I.R. (2017) Characterising demographic contributions to observed population change in a declining migrant bird. Journal of Avian Biology 48:1139–1149. doi: 10.1111/jav.01305

Both, C. (2002) Nemen Bonte Vliegenvangers Ficedula hypoleuca af door klimaatsverandering? [Decrease of European Pied Flycatchers due to climate change?] Limosa 75: 73–78.

Both, C. (2010) Flexibility of timing of avian migration to climate change masked by environmental constraints en route. Current Biology 20: 243–248.

Both, C., Bouwhuis, S., Lessells, C.M. & Visser, M.E. (2006) Climate change and population declines in a long-distance migratory bird. Nature 441 (4): 81–83. Full text

Both, C., van Asch, M., Bijlsma, R.G., van den Burg, A.B. & Visser, M.E. (2009) Climate change and unequal phenological changes across four trophic levels: constraints or adaptations? Journal of Animal Ecology 78: 73–83.

Both, C., Van Turnhout, C.A.M., Bijlsma, R.G., Siepel, H., Van Strien, A.J. & Foppen, R.P.B. (2010) Avian population consequences of climate change are most severe for long-distance migrants in seasonal habitats. Proceedings of the Royal Society of London Series B 277: 1259–1266. Full text

Both, C., Burger, C., Ouwehand, J., Samplonius, J.M., Ubels, R. & Bijlsma, R.G. (2017) Delayed Age at First Breeding and Experimental Removals Show Large Non-Breeding Surplus in Pied Flycatchers. Ardea 105: 43–60. doi: 10.5253/arde.v105i1.a2

Bourquin, J.D. (1983) Mortalité des rapaces le long de l’autoroute Genève–Lausanne. Nos Oiseaux 37: 149–169.

Bowler, D.E., Heldbjerg, H., Fox, A.D., de Jong, M., Bohning-Gaese, K. (2019) Long-term declines of European insectivorous bird populations and potential causes. Conservation Biology 33: 1120-1130. doi: 10.1111/cobi.13307

Bradbury, R.B. & Bradter, U. (2004) Habitat associations of Yellow Wagtails Motacilla flava flavissima on lowland wet grassland. Ibis 146: 241–246.

Bradbury, R. & Stoate, C. (2000) The ecology of Yellowhammers Emberiza citrinella on lowland farmland. In Ecology and Conservation of Lowland Farmland Birds (eds Aebischer, N.J., Evans, A.D., Grice, P.V. & Vickery, J.A.), 165–172. British Ornithologists’ Union, Tring.

Brickle, N.W. (1999) The effect of agricultural intensification on the decline of the Corn Bunting, Miliaria calandra. DPhil thesis, University of Sussex.

Brickle, N.W. & Harper, D.G.C. (1999) Diet of nestling Corn Buntings Miliaria calandra in southern England examined by compositional analysis of faeces. Bird Study 46: 319–329.

Brickle, N.W. & Harper, D.G.C. (2000) Habitat use by Corn Buntings Miliaria calandra in winter and summer. In Ecology and Conservation of Lowland Farmland Birds (eds Aebischer, N.J., Evans, A.D., Grice, P.V. & Vickery, J.A.), 156–164. British Ornithologists’ Union, Tring.

Brickle, N.W. & Harper, D.G. (2002) Agricultural intensification and the timing of breeding of Corn Buntings Miliaria calandra. Bird Study 49: 219–228.

Brickle, N.W., Harper, D.G.C., Aebischer, N.J. & Cockayne, S.H. (2000) Effects of agricultural intensification on the breeding success of Corn Buntings Miliaria calandra. Journal of Applied Ecology 37: 742–755.

Brindley, E., Norris, K., Cook, T., Babbs, S., Forster-Browne, C. & Yaxley, R. (1998) The abundance and conservation status of redshank (Tringa totanus) nesting on saltmarshes in Great Britain. Biological Conservation 86: 289–297.

Brinkhof, M.W.G. & Cavé, A.J. (1997) Food supply and seasonal variation in breeding success: an experiment in the European Coot. Proceedings of the Royal Society B Biological Sciences 264: 291–296.

Britschgi, A., Spaar, R. & Arlettaz, R. (2006) Impact of grassland farming intensification on the breeding ecology of an indicator insectivorous passerine, the Whinchat Saxicola rubetra: lessons for overall Alpine meadowland management. Biological Conservation 130: 193–205.

Bro, E., Sarrazin, F., Clobert, J. & Reitz, F. (2000) Demography and the decline of the Grey Partridge Perdix perdix in France. Journal of Applied Ecology 37: 432–448.

Brooke, M. de L. & Davies, N.B. (1987) Recent changes in host usage by cuckoos Cuculus canorus in Britain. Journal of Animal Ecology 56: 873–883.

Brooks, S.P., King, R. & Morgan, B.J.T. (2004) A Bayesian approach to combining animal abundance and demographic data. Animal Biodiversity and Conservation 27: 515–529.

Broughton, R.K. & Hinsley, S.A. (2015) The ecology and conservation of the Marsh Tit in Britain. British Birds 108: 12–29.

Broughton, R., Hinsley, S., Bellamy, P., Hill, R. & Rothery, P. (2006) Marsh Tit Poecile palustris territories in a British broad-leaved wood. Ibis 148: 744–752.

Brown, A.F., Crick, H.Q.P. & Stillman, R.A. (1995) The distribution, numbers and breeding ecology of Twite Acanthis flavirostris in the south Pennines of England. Bird Study 42: 107–121.

Brown, A.W. & Brown, L.M. (1984) The status of the Mute Swan in the Lothians. Scottish Birds 13: 8–15.

Brown, D., Wilson, J., Douglas, D., Thompson, P., Foster, S., McCulloch, N., Phillips, J., Stroud, D., Whitehead, S., Crockford, N. & Sheldon, R. (2015) The Eurasian Curlew – the most pressing bird conservation priority in the UK? British Birds 108: 660–668.

Browne, S. & Aebischer, N. (2001) The role of agricultural intensification in the decline of the Turtle Dove Streptopelia turtur. English Nature, Peterborough.

Browne, S. & Aebischer, N. (2002) Temporal changes in the breeding and feeding ecology of Turtle Doves (Streptopelia turtur) in the UK: an overview. Zeitschrift für Jagdwissenschaft 48: 215–221.

Browne, S.J. & Aebischer, N.J. (2003) Temporal changes in the migration phenology of Turtle Doves Streptopelia turtur in Britain, based on sightings from coastal bird observatories. Journal of Avian Biology 34: 65–71.

Browne, S.J. & Aebischer, N.J. (2004) Temporal changes in the breeding ecology of European Turtle Doves Streptopelia turtur in Britain, and implications for conservation. Ibis 146: 125–137.

Browne, S. & Aebischer, N. (2005) Studies of West Palearctic birds: Turtle Dove. British Birds 98: 58–72.

Browne, S., Vickery, J.A. & Chamberlain, D.E. (2000) Densities and population estimates of breeding Skylarks Alauda arvensis in Britain in 1997. Bird Study 47: 52–65. doi: 10.1080/00063650009461

Browne, S., Aebischer, N., Yfantis, G. & Marchant, J.H. (2004) Habitat availability and use by Turtle Doves Streptopelia turtur between 1965 and 1995: an analysis of Common Birds Census data. Bird Study 51: 1–11.

Browne, S.J., Aebischer, N.J. & Crick, H.Q.P. (2005) The breeding ecology of Turtle Doves Streptopelia turtur in Britain during the period 1941 to 2000: an analysis of BTO Nest Record Card

160s. Bird Study 52: 1–9. doi: 10.1080/00063650509461368

Browne, S.J., Aebischer, N.J., Moreby, S.J. & Teague, L. (2006) The diet and disease susceptibility of Grey Partridges Perdix perdix on arable farmland in East Anglia, England. Wildlife Biology 12: 3–10.

Broyer, J. (2009) Whinchat Saxicola rubetra reproductive success according to hay cutting schedule and meadow passerine density in alluvial and upland meadows in France. Journal for Nature Conservation 17: 160–167.

Bryant, D.M. (1975). Breeding biology of house martins Delichon urbica in relation to aerial insect abundance. Ibis 117: 180-216.

Bryant, D.M. (1979). Reproductive costs in the House Martin (Delichon urbica). Journal of Animal Ecology 48: 655-675.

Buchanan, G.M., Pearce-Higgins, J.W., Wotton, S.R., Grant, M.C. & Whitfield, D.P. (2003) Correlates of the change in Ring Ouzel Turdus torquatus abundance in Scotland from 1988–91 to 1999. Bird Study 50: 97–105. doi: 10.1080/00063650309461300

Buchanan, G.M., Pearce-Higgins, J.W., Douglas, D.J.T. & Grant, M.C. (2017) Quantifying the importance of multi-scale management and environmental variables on moorland bird abundance. Ibis 159: 744–756. doi: 10.1111/ibi.12488

Buchanan, G.M., Mallord, J.W., Orsman, C.J., Roberts, J.T., Bofo, K., Skeen, R.Q., Whytock, R.C., Hulme, M.F., Guilain, T., Segniagbeto, G.H., Assou, D. & Vickery, J.A. (2018) Changes in the area of optimal tree cover of a declining Afro-Palearctic migrant across the species' wintering range. Ibis [early view] doi: 10.1111/ibi.12690

Buckland, S.T., Cattanach, K.L. & Anganuzzi, A.A. (1992) Estimating trends in abundance of dolphins associated with tuna in the eastern tropical Pacific Ocean, using sightings data collected on commercial tuna vessels. Fishery Bulletin 90: 1–20.

Buckland, S.T., Newman, K.B., Thomas, L. & Kösters, N. (2004) State-space models for the dynamics of wild animal populations. Ecological Modelling 171, 157–175.

Bulla et al. (2019). No clear evidence that "the Arctic is no longer a safe haven for shorebirds" (comment on "Global pattern of nest predation is disrupted by climate change in shorebirds"). Science 364: 6445. doi: 10.1126/science.aaw8529

Bunn, D.S., Warburton, A.B. & Wilson, R.D.S. (1982) The Barn Owl. T. & A.D. Poyser, Calton.

Burfield, I.J. & Brooke, M. de L. (2005) The decline of the Ring Ouzel Turdus torquatus in Britain: evidence from bird observatory data. Ringing & Migration 22: 199–204.

Burgess, M.D., Bellamy, P.E., Gillings, S., Noble, D., Grice, P.V. & Conway, G.J. (2015) The impact of changing habitat availability on population trends of woodland birds associated with early successional plantation woodland. Bird Study 62: 39–55. doi: 10.1080/00063657.2014.998622

Burgess, M.D., Smith, K.W., Evans, K.L., Leech, D., Pearce-Higgins, J.W., Branston, C.J., Briggs, K., Clark, J.R., du Feu, C.R., Lewthwaithe, K., Nager, R.G., Sheldon, B.C., Smith, J.A., Whytock, J.C., Willis, S.G. & Phillimore, A.B. (2018) Tritrophic phenological match-mismatch in space and time. Nature Ecology & Evolution 2: 970–975. 

Burgess, N.D., Evans, C.E. & Sorensen, J. (1990) The management of lowland heath for nightjars at Minsmere, Suffolk, Great Britain. Journal of Environmental Management 31: 351–359. doi: 10.1016/S0301-4797(05)80063-5

Burton, N.H.K. (2007) Influences of restock age and habitat patchiness on Tree Pipits Anthus trivialis breeding in Breckland pine plantations. Ibis 149 (suppl. 2): 193–204. doi: 10.1111/j.1474-919X.2007.00737.x

Burton, N.H.K. (2009) Reproductive success of Tree Pipits Anthus trivialis in relation to habitat selection in conifer plantations. Ibis 151: 361–372.

Burton, N.H.K. & Conway, G.J. (2008) Assessing population change of breeding Ringed Plovers in the UK between 1984 & 2007. Research Report 503. BTO, Thetford.

Buse, A., Dury, S.J., Woodburn, R.J.W., Perrins, C.M. & Good, J.E.G. (1999) Effects of elevated temperature on multi-species interactions: the case of pedunculate oak, winter moth and tits. Functional Ecology 13 (suppl.): 74–82.

Butler, C. (2002) Breeding parrots in Britain. British Birds 95: 345–348.

Butler, C.J. (2003) Population biology of the introduced Rose-ringed Parakeet Psittacula krameri in the UK. PhD thesis, University of Oxford.

Butler, C.J., Cresswell, W., Gosler, A. & Perrins, C. (2013) The breeding biology of Rose-ringed Parakeets Psittacula krameri in England during a period of rapid population expansion. Bird Study 60: 527–532.

Calbrade, N.A., Holt, C.A., Austin, G.E., Mellan, H.J., Hearn, R.D., Stroud, D.A., Wotton, S.R. & Musgrove, A.J. (2010) Waterbirds in the UK 2008/09: the Wetland Bird Survey. BTO/RSPB/JNCC in association with WWT, Thetford.

Calladine, J. & Bray, J. (2012) The importance of altitude and aspect for breeding Whinchat Saxicola rubetra in the uplands: limitations of the uplands as a refuge for a declining, formerly widespread species? Bird Study 59: 43–51. doi: 10.1080/00063657.2011.623767

Calladine, J., Humphreys, E.M. & Boyle, J. (2015) Changes in breeding wader populations of the Uist machair between 1983 and 2014. Scottish Birds 35: 207–215.

Calladine, J., Humphreys, E.M., Gilbert, L., Furness, R.W., Robinson, R.A., Fuller, R.J., Littlewood, N.A., Pakeman, R.J., Ferguson, J. & Thompson, C. (2017) Continuing influences of introduced hedgehogs Erinaceus europaeus as a predator of wader (Charadrii) eggs four decades after their release on the Outer Hebrides, Scotland. Biological Invasions 19: 1981–1987. doi: 10.1007/s10530-017-1422-4

Campbell, L.H., Avery, M.I., Donald, P., Evans, A.D., Green, R.E. & Wilson, J.D. (1997) A review of the indirect effects of pesticides on birds. JNCC, Peterborough.

Carpenter, J. (2008) An investigation of causes of population decline in the Marsh Tit Poecile palustris in Britain. DPhil thesis, University of Oxford.

Carpenter, J.E., Charman, E.C., Smart, J., Amar, A., Gruar, D., Bierman, S. & Grice, P. (2009) Habitat associations of woodland birds II: completing the picture for woodland indicator species. RSPB, Sandy.

Carpenter, J., Smart, J., Amar, A., Gosler, A., Hinsley, S. & Charman, E. (2010) National-scale analyses of habitat associations of Marsh Tits Poecile palustris and Blue Tits Cyanistes caeruleus: two species with opposing population trends in Britain. Bird Study 57: 31–43. doi: 10.1080/0006365090302610

Carter, I. (2001) The Red Kite. Arlequin Press, Chelmsford.

Challis, A., Edwards, C., Heavisides, A., Holling, M., Kortland, K., Mattingley, W., Riddle, G., Roos, S., Stevenson, A. Stirling-Aird, P.K., Stroud, D.A., Wernham, C.V. & Wilson, M.W. (2018) The Scottish Raptor Monitoring Scheme: recent developments in good practice monitoring. Bird Study 65 (Sup1): S21–S34. doi:10.1080/00063657.2018.147737

Chamberlain, D.E. & Crick, H.Q.P. (1999) Population declines and reproductive performance of skylarks Alauda arvensis in different regions and habitats of Great Britain. Ibis 141: 38–51.

Chamberlain, D.E. & Crick, H.Q.P. (2003) Temporal and spatial associations in aspects of reproductive performance of Lapwings Vanellus vanellus in the United Kingdom, 1962–99. Ardea 91: 183–196. Abstract

Chamberlain, D. & Fuller, R. (2000) Local extinctions and changes in species richness of lowland farmland birds in England and Wales in relation to recent changes in agricultural land-use. Agriculture, Ecosystems & Environment 78: 1–17.

Chamberlain, D.E. & Fuller, R.J. (2001) Contrasting patterns of change in the distribution and abundance of farmland birds in relation to farming system in lowland Britain. Global Ecology and Biogeography 10: 399–409.

Chamberlain, D.E. & Siriwardena, G.M. (2000) The effects of agricultural intensification on Skylarks Alauda arvensis: evidence from monitoring studies in Great Britain. Environmental Reviews 8: 95–113.

Chamberlain, D., Wilson, A., Browne, S. & Vickery, J. (1999) Effects of habitat type and management on the abundance of Skylarks in the breeding season. Journal of Applied Ecology 36: 856–870.

Chamberlain, D.E., Vickery, J.A. & Gough, S. (2000a) Spatial and temporal distribution of breeding Skylarks Alauda arvensis in relation to crop type in periods of population increase and decrease. Ardea 88: 61–73.

Chamberlain, D.E., Fuller, R.J., Bunce, R.G.H., Duckworth, J.C. & Shrubb, M. (2000b) Changes in the abundance of farmland birds in relation to the timing of agricultural intensification in England and Wales. Journal of Applied Ecology 37: 771–788.

Chamberlain, D.E., Toms, M.P., Cleary-McHarg, R. & Banks, A.N. (2007) House Sparrow (Passer domesticus) habitat use in urbanized landscapes. Journal of Ornithology 148: 453–462. doi: 10.1007/s10336-007-0165-x

Chamberlain, D.E., Cannon, A.R., Toms, M.P., Leech, D.I., Hatchwell, B.J. & Gaston, K.J. (2009a). Avian productivity in urban landscapes: a review and meta-analysis. Ibis 151: 1–18. doi: 10.1111/j.1474-919X.2008.00899.x

Chamberlain, D.E., Glue, D.E. & Toms, M.P. (2009b) Sparrowhawk Accipiter nisus presence and winter bird abundance. Journal of Ornithology 150: 247–254. doi: 10.1007/s10336-008-0344-4

Chamberlain, D.E., Austin, G.E., Green, R.E., Hulme, M.F. & Burton, N.H.K. (2013) Improved estimates of population trends of Great Cormorants Phalacrocorax carbo in England and Wales for effective management of a protected species at the centre of a human–wildlife conflict. Bird Study 60: 335–344.

Champagnon, J., Legagneux, P., Souchay, G., Inchausti, P., Bretagnolle, V., Bourguemestre, F., Van Ingen, L., Guillemain, M. (2016) Robust estimation of survival and contribution of captive-bred Mallards Anas platyrhynchos to a wild population in a large-scale release programme. Ibis 158: 343–352. doi: 10.1111/ibi.12341

Charman, E., Carpenter, J. & Gruar, D. (2009) Understanding the causes of decline in breeding bird numbers in England: a review of the evidence base for declining species in the woodland indicator for England. Research Report 37. RSPB, Sandy. Full text

Charman, E.C., Smith, K.W., Gruar, D.J., Dodd, S. & Grice, P.V. (2010) Characteristics of woods used recently and historically by Lesser Spotted Woodpeckers Dendrocopos minor in England. Ibis 152: 543–555. doi: 10.1111/j.1474-919X.2010.01020.x

Charman, E.C., Smith, K.W., Dillon, I.A., Dodd, S., Gruar, D.J., Cristinacce, A., Grice, P.V. & Gregory, R.D. (2012) Drivers of low breeding success in the Lesser Spotted Woodpecker Dendrocopos minor in England: testing hypotheses for the decline. Bird Study 59: 255–265.

Chernetsov, N. & Huettmann, F. (2005) Linking global climate grid surfaces with local long-term migration monitoring data: spatial computations for the Pied Flycatcher to assess climate-related population dynamics on a continental scale. Lecture Notes in Computer Science 3482: 133–142. Full text

Chi, J.F., Lawson, B., Durrant, C. & Beckmann, K. (2013) The finch epidemic strain of Trichomonas gallinae is predominant in British non-passerines. Parasitology 140: 1234–1245. doi: 10.1017/S0031182013000930

Christensen, T.K., Lassen, P. & Elmeros, M. (2012) High exposure rates of anticoagulant rodenticides in predatory bird species in intensively managed landscapes in Denmark. Archives of Environmental Contamination and Toxicology 63: 437–444.

Clark, J.A. (2011) Barn Owl mortality. British Birds 104: 160.

Clements, R. (2001) The Hobby in Britain: a new population estimate. British Birds 94: 402–408.

Clements, R. (2002) The Common Buzzard in Britain: a new population estimate. British Birds 95: 377–383.

Clements, R. (2008) The Common Kestrel population in Britain. British Birds 101: 228–234.

Clements, R.J. & Everett, C.M. (2012) Densities and dispersion of breeding Eurasian Hobbies Falco subbuteo in southeast England. Bird Study 59: 74–82.

Clements, R., Everett, C. & Messenger, A. (2016) The Hobby in Britain - a revised population estimate. British Birds 109: 316–323.

Cole, E.F., Long, P.R., Zelazowski, P., Szulkin, M. & Sheldon, B.C. (2015) Predicting bird phenology from space: satellite-derived vegetation green-up signal uncovers spatial variation in phenological synchrony between birds and their environment. Ecology and Evolution (early view). doi: 10.1002/ece3.1745

Coleman, A.E., Coleman, J.T., Coleman, P.A. & Minton, C.D.T. (2001) A 39-year study of a Mute Swan Cygnus olor population in the English Midlands. Ardea 89: 123–133.

Colhoun, K., Mawhinney, K. & Peach, W.J. (2015) Population estimates and changes in abundance of breeding waders in Northern Ireland up to 2013. Bird Study 62: 394–403. doi: 10.1080/00063657.2015.1058746

Colhoun, K., Mawhinney, K., McLaughlin, M., Barnett, C., McDevitt, A., Bradbury R.B. & Peach, W. (2017) Agri-environment scheme enhances breeding populations of some priority farmland birds in Northern Ireland. Bird Study 64: 545–556. doi: 10.1080/00063657.2017.1415296

Conrad, K.F., Warren, M.S., Fox, R., Parsons, M.S. & Woiwod, I.P. (2006) Rapid declines of common, widespread British moths provide evidence of an insect biodiversity crisis. Biological Conservation 132: 279–291.

Conway, G., Wotton, S., Henderson, I., Langston, R., Drewitt, A. & Currie, F. (2007) Status and distribution of European Nightjars Caprimulgus europaeus in the UK in 2004. Bird Study 54: 98–111. doi: 10.1080/00063650709461461

Conway, G., Wotton, S., Henderson, I., Eaton, M., Drewitt, A. & Spencer, J. (2009) The status of breeding Woodlarks Lullula arborea in Britain in 2006. Bird Study 56: 310–325.

Conway, G.J., Austin, G.E., Handschuh, M., Drewitt, A.L. & Burton, N.H.K. (2019) Breeding populations of Little Ringed Plover Charadrius dubius and Ringed Plover Charadrius hiaticula in the United Kingdom in 2007. Bird Study 66: 22–31. doi: 10.106/j.agee.2019.03.006

Cornulier, T., Elston, D.A., Arcese, P., Benton , T.G., Douglas, D.J.T., Lambin, X., Reid, J., Robinson, R.A. & Sutherland, W.J. (2009) Estimating the annual number of breeding attempts from breeding dates using mixture models. Ecology Letters 12: 1184–1193. Abstract

Cowley E. & Siriwardena, G.M. (2005) Long-term variation in survival rates of Sand Martins Riparia riparia: dependence on breeding and wintering ground weather, age and sex, and their population consequences. Bird Study 52: 237–251. doi: 10.1080/00063650509461397

Cox, W.A., Thompson III, F.R. & Reidy, J.L. (2013) The effects of temperature on nest predation by mammals, birds, and snakes. Auk 130: 784–790.

Cramp, S. & Perrins, C.M. (1994) Handbook of the Birds of Europe, the Middle East and North Africa: the birds of the Western Palearctic. Volume 8. Oxford University Press, Oxford.

Crawley, M.J. (1993) GLIM for Ecologists. Blackwell Science, Oxford, UK.

Cresswell, W. (2015)  How the importance of survival estimates in estimating Whinchat population dynamics depends on the scale of migratory connectivity and site fidelity. In H-V Bastian & J Feulner (eds)  Proceedings of the 1st European Whinchat Symposium: Living on the edge of extinction in Europe. pp.145–158. Landesbund fur Vogelschutz / Kreisgruppe Hof, LBV Hof Helmsbrechts, Germany.

Crick, H.Q.P. (1992) Trends in the breeding performance of Golden Plover in Britain. Research Report 76. BTO, Thetford. Full text

Crick, H.Q.P. (1993) Trends in breeding success of Merlins (Falco columbarius) in Britain from 1937–1989. In Biology and Conservation of Small Falcons (eds Nicholls, M.K. & Clarke, R.), pp 30–38. Hawk & Owl Trust, London.

Crick, H.Q.P. (1997) Long-term trends in Corn Bunting Miliaria calandra productivity in Britain. In Donald, P.F. & Aebischer, N.J. (eds.) The Ecology and Conservation of Corn Buntings Miliaria calandra: 52–64. UK Nature Conservation No. 13. JNCC, Peterborough.

Crick, H.Q.P. (1998) Decline in clutch size of Hen Harriers: reply. BTO News 218: 23.

Crick, H.Q.P. & Ratcliffe, D.A. (1995) The Peregrine Falco peregrinus population of the United Kingdom in 1991. Bird Study 42: 1–19.

Crick, H.Q.P. & Siriwardena, G.M. (2002) National trends in the breeding performance of House Sparrows. In Investigation into the causes of the decline of Starlings and House Sparrows in Great Britain (eds Crick, H.Q.P., Robinson, R.A., Appleton, G.F., Clark, N.A. & Rickard, A.D.), 163–191. Research Report 290. BTO, Thetford.

Crick, H.Q.P. & Sparks, T.H. (1999) Climate change related to egg-laying trends. Nature 399: 423–424.

Crick, H.Q.P., Dudley, C. & Glue, D.E. (1993) Breeding birds in 1991. BTO News 185: 15–18.

Crick, H.Q.P., Dudley, C., Evans, A.D. & Smith, K.W. (1994) Causes of nest failure among buntings in the UK. Bird Study 41: 88–94.

Crick, H.Q.P., Dudley, C., Glue, D.E. & Thomson, D.L. (1997) UK birds are laying eggs earlier. Nature 388: 526.

Crick, H.Q.P., Baillie, S.R., Balmer, D.E., Bashford, R.I., Beaven, L.P., Dudley, C., Glue, D.E., Gregory, R.D., Marchant, J.H., Peach, W.J. & Wilson, A.M. (1998) Breeding birds in the wider countryside: their conservation status (1972–1996). Research Report 198. BTO, Thetford.

Crick, H.Q.P., Robinson, R.A., Appleton, G.F., Clark, N.A. & Rickard, A.D. (eds) (2002) Investigations into the causes of the decline of Starlings and House Sparrows in Great Britain. BTO Research Report 290. 305 pp. DEFRA, Bristol.

Crick, H.Q.P., Baillie, S.R. & Leech, D.I. (2003) The UK Nest Record Scheme: its value for science and conservation. Bird Study 50: 254–270.

Cross, T. (2002) Common Raven (Raven) Corvus corax. In The Migration Atlas: movements of the birds of Britain and Ireland (eds Wernham, C.V., Toms, M.P., Marchant, J.H., Clark, J.A., Siriwardena, G.M. & Baillie, S.R.), pp 626–628. T. & A.D. Poyser, London.

Crowe, O. (2012) CBS trend 1998-2010. BirdWatch Ireland unpublished report.

Crowe, O., Coombes, R.H., Lysaght, L., O'Brien, C., Choudhury, K.R., Walsh, A.J., Wilson, J.H. & O'Halloran, J. (2010) Population trends of widespread breeding birds in the Republic of Ireland 1998–2008. Bird Study 57: 267–280. doi: 10.1080/00063651003615147

Croxton, P.J., Sparks, T.H., Cade, M. & Loxton, R.G. (2006) Trends and temperature effects in the arrival of spring migrants in Portland (United Kingdom) 1959–2005. Acta Ornithologica 41: 103–111.

Dadam, D. & Siriwardena, G.M. (2019) Agri-environment effects on birds in Wales: Tir Gofal benefited woodland and hedgerow species. Agriculture, Ecosystems & Environment 284: 106587. doi: 10.1016/j.agee.2019.106587

Dadam, D., Barimore, C.J. & Leech, D.I. (2011) The BTO Barn Owl Monitoring Programme: final report 2000–2009. Research Report 577. BTO, Thetford.

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Dadam, D., Robinson, R.A., Clements, A., Peach, W.J., Bennett, M., Rowcliffe, J.M. & Cunningham, A.A. (2019) Avian malaria-mediated population decline of a widespread iconic bird species. Royal Society Open Science 6: 182197.  doi: 10.1098/rsos.182197

Davies, A.K. (1988) The distribution and status of the Mandarin Duck Aix galericulata in Britain. Bird Study 35: 203–208.

De Leo, G., Focardi, S., Gatto, M. & Cattadori, I. (2004) The decline of the Grey Partridge in Europe: comparing demographies in traditional and modern agricultural landscapes. Ecological Modelling 177: 313–335.

Defra (2015) Wild bird populations in the UK, 1970 to 2014. Home, full text

Delany, S., Greenwood, J.J.D. & Kirby, J. (1992) National Mute Swan Survey 1990. Report to the Joint Nature Conservation Committee. Wildfowl & Wetlands Trust, Slimbridge.

Denerley, C. (2014) The impact of land use change on a brood parasite system: cuckoos, their hosts and prey. PhD thesis, University of Aberdeen. Full text

Denerley, C., Redpath, S.M., van der Wal, R., Newson, S.L., Chapman, J.W.  & Wilson, J.D. (2018) Breeding ground correlates of the distribution and decline of the Common Cuckoo Cuculus canorus at two spatial scales Ibis 161: 346–358. doi: 10.1111/ibi.12612

Dillon, I.A., Smith, T.D., Williams, S.J., Haysom, S. & Eaton, M.A. (2009) Status of Red-throated Divers Gavia stellata in Britain in 2006. Bird Study 56: 147–157.

Dixon, A., Richards, C., Haffield, P., Roberts, G., Thomas, M. & Lowe, A. (2008) The National Peregrine Survey 2002: how accurate are the published results for Wales? Welsh Birds 5: 276–283.

Dobinson, H.M. & Richards, A.J. (1964) The effects of the severe winter of 1962/63 on birds in Britain. British Birds 57: 373–434.

Dobson, A.P. & Hudson, P.J. (1992) Regulation and stability of a free-living host–parasite system Trichostrongylus tenuis in Red Grouse. II Population models. Journal of Animal Ecology 61: 487–500.

Dobson, F. Stephen; Becker, Peter H.; Arnaud, Coline M.; et al. (2017) Plasticity results in delayed breeding in a long-distant migrant seabird. Ecology & Evolution 7: 3100–3109   

Dolman, P.M. (2010) Woodlark and Nightjar recreational disturbance and nest predator study 2008 and 2009. Final report February 2010. University of East Anglia, Norwich. Full text

Dolman, P.M. & Morrison, C. (2012) Temporal change in territory density and habitat quality for Breckland Forest SSSI woodlark and nightjar populations. University of East Anglia, Norwich.

Dolton, C.S. & Brooke M. de L. (1999) Changes in the biomass of birds breeding in Great Britain, 1968–88. Bird Study 46: 274–278.

Donald, P.F. (1997) The Corn Bunting Miliaria calandra in Britain: a review of current status, patterns of decline and possible causes. In Donald, P.F. & Aebischer, N.J. (eds.) The Ecology and Conservation of Corn Buntings Miliaria calandra: 11–26. UK Nature Conservation no 13. Joint Nature Conservation Committee, Peterborough.

Donald, P.F. & Evans, A.D. (1994) Habitat selection by Corn Buntings Miliaria calandra in winter. Bird Study 41: 199–210.

Donald, P.F. & Evans, A.D. (1995) Habitat selection and population size of Corn Buntings Miliaria calandra breeding in Britain in 1993. Bird Study 42: 190–204.

Donald, P.F. & Forrest, C. (1995) The effects of agricultural change on population size of Corn Buntings Miliaria calandra on individual farms. Bird Study 42: 205–215.

Donald, P.F. & Morris, T.J. (2005) Saving the Sky Lark: new solutions for a declining farmland bird. British Birds 98: 570–578.

Donald, P.F. & Vickery, J.A. (2000) The importance of cereal fields to breeding and wintering skylarks Alauda arvensis in the UK. In Proceedings of the 1999 BOU Spring Conference: Ecology and Conservation of Lowland Farmland Birds (eds Aebischer, N.J., Evans, A.D., Grice, P.V. & Vickery, J.A.), pp 140–150. British Orinthologists' Union, Tring.

Donald, P.F. & Vickery, J.A. (2001) The ecology and conservation of Skylarks. RSPB, Sandy.

Donald, P., Muirhead, L., Buckingham, D., Evans, A., Kirby, W. & Gruar, D. (2001) Body condition, growth rates and diet of Skylark Alauda arvensis nestlings on lowland farmland. Ibis 143: 658–669.

Dougall, T.W., Holland, P.K. & Yalden, D.W. (2004) A revised estimate of the breeding population of Common Sandpipers Actitis hypoleucos in Great Britain and Ireland. Wader Study Group Bulletin 105: 42–49.

Dougall, T.W., Holland, P.K. & Yalden, D.W. (2010) The population biology of Common Sandpipers in Britain. British Birds 103: 100–114.

Douglas, D.J.T. & Pearce-Higgins, J.W. (2019) Variation in ectoparasitic sheep tick Ixodes ricinus infestation on European Golden Plover chicks Pluvialis apricaria and implications for growth and survival. Bird Study 66: 92–102.. doi: 10.1080/00063657.2019.1617234

Douglas, D.J.T., Benton, T.G. & Vickery, J.A. (2010a) Contrasting patch selection of breeding Yellowhammers Emberiza citrinella in set-aside and cereal crops. Bird Study 57: 69–74.

Douglas, D.J.T., Newson, S.E., Leech, D.I., Noble, D.G. & Robinson, R.A. (2010b) How important are climate-induced changes in host availability for population processes in an obligate brood parasite, the European cuckoo? Oikos 119: 1834–1840. doi: 10.1111/j.1600-0706.2010.18388.x

Douglas, D.J.T., Bellamy, P.E., Stephen, L.S., Pearce-Higgins, J.W., Wilson, J.D. & Grant, M.C. (2014) Upland land use predicts population decline in a globally near-threatened wader. Journal of Applied Ecology 51: 194–203.

Douglas, D.J.T., Beresford, A., Selvidge, J., Garnett, S., Buchanan, G.M., Gullett, P. & Grant, M.C. (2017) Changes in upland bird abundances show associations with moorland management. Bird Study 64: 242–254. doi: 10.1080/00063657.2017.1317326

Driver, J. (2006) Raven Corvus corax population census of northwest Wales, 1998 to 2005. Welsh Birds 4: 442–453.

Dunn, J.C. & Morris, A.J. (2012) Which features of UK farmland are important in retaining territories of the rapidly declining Turtle Dove Streptopelia turtur? Bird Study 59: 394–402.

Dunn, J.C., Hamer, K.C. & Benton, T.G. (2015) Anthropogenically-mediated density dependence in a declining farmland bird. PLoS ONE 10 (10): e0139492. doi: 10.1371/journal.pone.0139492

Dunn, J.C., Morris, A.J. & Grice, P.V. (2015) Testing bespoke management of foraging habitat for European turtle doves Streptopelia turtur. Journal for Nature Conservation 25: 23–34.

Dunn, J.C., Morris, A.J. & Grice, P.V. (2016) Post-fledging habitat selection in a rapidly declining farmland bird, the European Turtle Dove Streptopelia turtur. Bird Conservation International 27: 45–57. doi: 10.1017/S0959270916000022

Dunn, J.C., Stockdale, J.E., Moorhouse‐Gann, R.J., McCubbin, A, Hipperson, H., Morris, A.J., Grice, P.V. & Symondson, W.O.C. (2018) The decline of the Turtle Dove: dietary associations with body condition and competition with other columbids analysed using high throughput sequencing. Molecular Ecology 27: 3386–3407. doi: 10.1111/mec.14766

Dunn, P.O. & Møller, A.P. (2014) Changes in breeding phenology and population size of birds. Journal of Animal Ecology 83: 729–739. doi: 10.1111/1365-2656.12162

Durant, D., Tichit, M., Fritz, H. & Kerneis, E. (2008) Field occupancy by breeding Lapwings Vanellus vanellus and Redshanks Tringa totanus in agricultural wet grasslands. Agriculture, Ecosystems & Environment 128: 146–150.

Eaton, M.A., Brown, A.F., Noble, D.G., Musgrove, A.J., Hearn, R.D., Aebischer, N.J., Gibbons, D.W., Evans, A. & Gregory, R.D. (2009) Birds of Conservation Concern 3: the population status of birds in the United Kingdom, Channel Islands and Isle of Man. British Birds 102: 296–341. (BoCC3) Leaflet, full text

Eaton, M.A., Aebischer, N.J., Brown, A.F., Hearn, R.D., Lock, L., Musgrove, A.J., Noble, D.G., Stroud, D.A. & Gregory, R.D. (2015) Birds of Conservation Concern 4: the population status of birds in the United Kingdom, Channel Islands and Isle of Man. British Birds 108: 708–746. (BoCC4)


Leaflet (PDF, 1.60 MB)
, full text

Eglington, S.M., Gill, J.A., Bolton, M., Smart, M.A., Sutherland, W.J. & Watkinson, A.R. (2008) Restoration of wet features for breeding waders on lowland grasslands. Journal of Applied Ecology 45: 305–314.

Eglington, S., Bolton, M., Smart, M., Sutherland, W., Watkinson, A. & Gill, J. (2010) Managing water levels on wet grasslands to improve foraging conditions for breeding Northern Lapwing Vanellus vanellus. Journal of Applied Ecology 47: 451–458.

Eglington, S.M., Julliard, R., Gargallo, G., van der Jeugd, H., Pearce-Higgins, J.W., Baillie, S. & Robinson, R.A. (2015) Latitudinal gradients in productivity of European migrant warblers have not shifted northwards during a period of climate change. Global Ecology & Biogeography 24: 427–436.

Elliott, G.D. & Avery, M.I. (1991) A review of reports of buzzard persecution 1975–1989. Bird Study 38: 52–56.

Elston, D.A., Spezia, L., Baines, D. & Redpath, S.M. (2014) Working with stakeholders to reduce conflict – modelling the impact of varying hen harrier Circus cyaneus densities on red grouse Lagopus lagopus populations. Journal of Applied Ecology 51: 1236–1245. doi: 10.1111/1365-2664.12315

Enoksson, B. (1990) Autumn territories and population regulation in the Nuthatch Sitta europaea: an experimental study. Journal of Animal Ecology 59: 1047–1062.

Enoksson, B. & Nilsson, S.G. (1983) Territory size and population density in relation to food supply in the Nuthatch Sitta europaea (Aves). Journal of Animal Ecology 52: 927–935.

Eraud, C., Boutin, J.-M., Riviere, M., Brun, J., Barbraud, C. & Lormee, H. (2009) Survival of Turtle Doves Streptopelia turtur in relation to western Africa environmental conditions. Ibis 151: 186–190.

Esselink, H. & Beekman, J.H. (1991) Between year variation and causes of mortality in the non-breeding population of the Mute Swan Cygnus olor in the Netherlands, with special reference to hunting. Wildfowl 42: 110–119.

Etheridge, B., Summers, R.W. & Green, R.E. (1997) The effects of illegal killing and destruction of nests by humans on the population dynamics of the hen harrier Circus cyaneus in Scotland. Journal of Applied Ecology 34: 1081–1105.

Evans, D.M., Redpath, S.M., Evans, S.A., Elston, D.A., Gardner, C.J., Dennis, P. & Pakeman, R.J. (2006) Low intensity, mixed livestock grazing improves the breeding abundance of a common insectivorous passerine. Biology Letters 2: 636–638. doi: 10.1098/rsbl.2006.0543 Full text

Evans, I.M. & Pienkowski, M.W. (1991) World status of the red kite: a background to the experimental reintroduction to England and Scotland. British Birds 84: 171–187.

Evans, J., Wilson, J. & Browne, S. (1995) The effect of organic farming regimes on breeding and winter bird populations – Part III. Habitat selection and breeding success of Skylarks (Alauda arvensis) on organic and conventional farmland. Research Report 154. BTO, Thetford.

Evans, K. (2004) The potential for interactions between predation and habitat change to cause population declines of farmland birds. Ibis 146: 1–13.

Evans, K.L. & Robinson, R.A. (2004) Barn Swallows and agriculture. British Birds 97: 218–230.

Evens, R, Beenaerts, N., Witters, N. & Artois, T. (2017) Study on the foraging behaviour of the European Nightjar Caprimulgus europaeus reveals the need for a change in conservation strategy in Belgium. Journal of Avian Biology 48: 1238–1245. doi: 10.1111/jav.00996

Evens, R., Beenaerts, N., Neyens, T., Witters, N., Smeets, K. & Artois, T. (2018) Proximity of breeding and foraging areas affects foraging effort of a crepuscular, insectivorous bird. Scientific Reports 8: 3008.

Ewald, J.A., Aebischer, N.J., Brickle, N.W., Moreby, S.J., Potts, G.R. & Wakeham-Dawson, A. (2002) Spatial variation in densities of farmland birds in relation to pesticide use and avian food resources. Avian Landscape Ecology: pure and applied issues in the large-scale ecology of birds: Proceedings of the 11th annual IALE(UK) conference, 10–13 September 2002 (eds Chamberlain, D. & Wilson, A.), 305–312. University of East Anglia.

Ewing, S.R., Rebecca, G.W., Heavisides, A., Court, I., Lindley, P., Ruddock, M., Cohen, S. & Eaton, M.A. (2011) Breeding status of the Merlin Falco columbarius in the UK in 2008. Bird Study 58: 379–389.

Ewing, S.R., Scragg, E.S., Butcher, N. & Douglas, D.J.T. (2017) GPS tracking reveals temporal patterns in breeding season habitat use and activity of a globally Near Threatened wader, the Eurasian Curlew. Wader Study 124: 206–214. doi: 10.18194/ws.00090

Fewster, R.M., Buckland, S.T., Siriwardena, G.M., Baillie, S.R. & Wilson, J.D. (2000) Analysis of population trends for farmland birds using generalized additive models. Ecology 81: 1970–1984.

Field, R.H. & Anderson, G.Q.A. (2004) Habitat use by breeding Tree Sparrows Passer montanus. Ibis 146: 60–68.

Fielding, A., Haworth, P., Whitfield, P., McLeod, D. & Riley, H. (2011) A conservation framework for Hen Harriers in the United Kingdom. JNCC report 441. JNCC, Peterborough. Full text

Finch, T., Pearce-Higgins, J.W., Leech, D.I. & Evans, K.L. (2014) Carry-over effects from passage regions are more important than breeding climate in determining the breeding phenology and performance of three avian migrants of conservation concern. Biodiversity and Conservation 23: 2427–2444.

Finney, S.K., Pearce-Higgins, J.W. & Yalden, D.W. (2005) The effect of recreational disturbance on an upland breeding bird, the golden plover Pluvialis apricaria. Biological Conservation 121: 53–63.

Fletcher, K., Aebischer, N.J., Baines, D., Foster, R. & Hoodless, A.N. (2010) Changes in breeding success and abundance of ground-nesting moorland birds in relation to the experimental deployment of legal predator control. Journal of Applied Ecology 47: 263–272.

Fletcher, K., Howarth, D., Kirby, A., Dunn, R. & Smith, A. (2013) Effect of climate change on breeding phenology, clutch size and chick survival of an upland bird. Ibis 155: 456–463.

Flowerdew, J.R., Shore, R.F., Poulton, S.M.C. & Sparks, T.H. (2004) Live trapping to monitor small mammals in Britain. Mammal Review 34: 31–50.

Flyckt, G. (1999) Breeding biology of the Yellow Wagtail Motacilla f. flava in shore meadows in north-eastern Scania. Ornis Svecica 9: 217–223.

Forrester, R.W., Andrews, I.J., McInerny, C.J., Murray, R.D., McGowan, R.Y., Zonfrillo, B., Betts, M.W., Jardine, D.C. & Grundy, D.S. (2007) The Birds of Scotland. Scottish Ornithologists' Club, Aberlady.

Fox, R. (2013) The decline of moths in Great Britain: a review of possible causes. Insect Conservation and Diversity 6: 5–19. doi: 10.1111/j.1752-4598.2012.00186.x

Fox, T. & Heldbjerg, H. (2008) Which regional features of Danish agriculture favour the Corn Bunting in the contemporary farming landscape? Agriculture, Ecosystems & Environment 126: 261–269.

Fox, R., Brereton, T.M., Asher, J., August, T.A., Botham, M.S., Bourn, N.A.D., Cruickshanks, K.L., Bulman, C.R., Ellis, S., Harrower, C.A., Middlebrook, I., Noble, D.G., Powney, G.D., Randle, Z., Warren, M.S. & Roy, D.B. (2015) The State of the UK’s Butterflies 2015. Butterfly Conservation and the Centre for Ecology & Hydrology, Wareham, Dorset.

Francksen, R.M., Whittingham, M. J. & Baines, D. (2016a) Assessing prey provisioned to Common Buzzard Buteo buteo chicks: a comparison of methods. Bird Study 63: 303–310. doi: 10.1080/00063657.2016.1183111

Francksen, R.M., Whittingham, M.J., Ludwig, S.C. & Baines, D. (2016b) Winter diet of Common Buzzards Buteo buteo on a Scottish grouse moor. Bird Study 63: 525–532.  doi: 10.1080/00063657.2016.1238868

Francksen, R.M., Whittingham, M.J., Ludwig, S.C., Roos, S. & Baines, D. (2017) Numerical and functional response of Common Buzzards Buteo buteo to prey abundance on a Scottish grouse moor. Ibis 159: 541–553. doi: 10.1111/ibi.12471

Francksen, R.M., Aebischer, N.J., Ludwig, S.C., Baines, D. & Whitteingham, M.J. (2019) Measures of predator diet alone may underestimate the collective imapct on pry: Common buzzard Buteo buteo consumption of economically important red grouse Lagopus lagopus scotica. PLoS One 14: e0221404. doi: 10.1371/journal.pone.0221404

Franks, S.E., Douglas, D.J.T., Gillings, S. & Pearce-Higgins, J.W. (2017) Environmental correlates of breeding abundance and population change of Eurasian Curlew Numenius arquata in Britain. Bird Study 64: 393–409. doi: 10.1080/00063657.2017.1359233

Franks, S.E., Pearce-Higgins, J.W.P., Atkinson, S., Bell, J.R., Botham, M.S., Brereton, T.M., Harrington, R. & Leech, D.I. (2018) The sensitivity of breeding songbirds to changes in seasonal timing is linked to population change but cannot be directly attributed to the effects of trophic asynchrony on productivity. Global Change Biology 24: 957–971. doi: 10.1111/gcb.13960

Frederiksen, M., Lebreton, J-D. & Bregnballe, T. 2001. The interplay between culling and density-dependence in the great cormorant: a modelling approach. Journal of Applied Ecology 38: 617–627. doi: 10.1046/j.1365-2664.2001.00620.x

Frederiksen, M., Korner-Nievergelt, F., Marion, L. & Bregnballe, T. 2018. Where do wintering cormorants come from? Long-term changes in the geographical origin of a migratory bird on a continental scale. Journal of Applied Ecology 55: 2019–2032. doi: 10.1111/1365-2664.13106

Freeman, S.N. & Crick, H.Q.P. (2002) Population dynamics of House Sparrows Passer domesticus breeding in Britain: an integrated analysis. In Investigation into the causes of the decline of starlings and house sparrows in Great Britain (eds Crick, H.Q.P., Robinson, R.A., Appleton, G.F., Clark, N.A. & Rickard, A.D.), pp 193–211. Research Report 290. BTO, Thetford.

Freeman, S.N. & Crick, H.Q.P. (2003) The decline of the Spotted Flycatcher Muscicapa striata in the UK: an integrated population model. Ibis 145: 400–412.

Freeman, S.N., Wernham, C.V. & Balmer, D.E. (2001) Long-term changes in the productivity of common songbirds in Britain and Ireland from constant effort ringing. Unpublished report. BTO, Thetford.

Freeman, S.N., Robinson, R.A., Clark, J.A., Griffin, B.M. & Adams, S.Y. (2002) Population dynamics of Starling Sturnus vulgaris breeding in Britain: an integrated analysis. In Investigation into the causes of the decline of starlings and house sparrows in Great Britain (eds Crick, H.Q.P., Robinson, R.A., Appleton, G.F., Clark, N.A. & Rickard, A.D.), pp 121–139. Research Report 290. BTO, Thetford.

Freeman, S.N., Noble, D.G., Newson, S.E. & Baillie, S.R. (2003) Modelling bird population changes using data from the Common Birds Census and the Breeding Bird Survey. Research Report 303. BTO, Thetford.

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Freeman, S.N., Noble, D.G., Newson, S.E. & Baillie, S.R. (2007a) Modelling bird population changes using data from different surveys: the Common Birds Census and the Breeding Bird Survey. Bird Study 54: 61–72. doi: 10.1080/00063650709461457

Freeman, S.N., Robinson, R.A., Clark, J.A., Griffin, B.M. & Adams, S.Y. (2007b) Changing demography and population decline in the Common Starling Sturnus vulgaris: a multisite approach to Integrated Population Monitoring. Ibis 149: 587–596. doi: 10.1111/j.1474-919X.2007.00684.x

Freeman, S.N., Balmer, D.E. & Crick, H.Q.P. (2007c) Tawny Owl Survey 2005. BTO News 268: 6–7.

Frost, T.M., Austin, G.E., Calbrade, N.A., Mellan, H.J., Hearn, R.D., Robinson, A.E., Stroud, D.A., Wotton, S.R. & Balmer, D.E. (2019a). Waterbirds in the UK 2017/18: The Wetland Bird Survey. BTO, RSPB and JNCC, in association with WWT. British Trust for Ornithology, Thetford.   WeBS interactive report

Frost, T., Austin, G., Hearn, R., McAvoy, S., Robinson, A., Stroud, D., Woodward, I. & Wotton, S. (2019b) Population estimates of wintering waterbirds in Great Britain. British Birds 112: 130–145.

Fuller, R.J. (1995) Bird life of woodland and forest. Cambridge University Press, Cambridge.

Fuller, R.J. (1996) Relationships between grazing and birds with particular reference to sheep in the British uplands. Research Report 164. BTO, Thetford.

Fuller, R. (2000) Relationships between recent changes in lowland British agriculture and farmland bird populations: an overview. In Ecology and Conservation of Lowland Farmland Birds (eds Aebischer, N.J., Evans, A.D., Grice, P.V. & Vickery, J.A.), 5–16. British Ornithologists’ Union, Tring.

Fuller, R. & Ausden, M. (2008) Birds and habitat change in Britain. Part 1: a review of losses and gains in the twentieth century. British Birds 101: 644–675.

Fuller, R.J. & Gough, S.J. (1999) Changes in sheep numbers in Britain: implications for bird populations. Biological Conservation 91: 73–89.

Fuller, R.J. & Henderson, A.C.B. (1992) Distribution of breeding songbirds in Bradfield Woods, Suffolk, in relation to vegetation and coppice management. Bird Study 39: 73–88.

Fuller, R. & Moreton, B. (1987) Breeding bird populations of Kentish sweet chestnut (Castanea sativa) coppice in relation to age and structure of the coppice. Journal of Applied Ecology 24: 13–27.

Fuller, R.J., Marchant, J.H. & Morgan, R.A. (1985) How representative of agricultural practice in Britain are Common Birds Census farmland plots? Bird Study 32: 56–70.

Fuller, R.J., Gregory, R.D., Gibbons, D.W., Marchant, J.H., Wilson, J.D., Baillie, S.R. & Carter, N. (1995) Population declines and range contractions among lowland farmland birds in Britain. Conservation Biology 9: 1425–1441.

Fuller, R.J., Henderson, A.C.B. & Wilson, A.M. (1999) The Nightingale in England. British Wildlife 9: 221–230.

Fuller, R.J., Chamberlain, D.E., Burton, N.H.K. & Gough, S.J. (2001) Distributions of birds in lowland agricultural landscapes of England and Wales: how distinctive are bird communities of hedgerows and woodland? Agriculture, Ecosystems & Environment 84: 79–92.

Fuller, R.J., Noble, D.G., Smith, K.W. & Vanhinsbergh, D. (2005) Recent declines in populations of woodland birds in Britain: a review of possible causes. British Birds 98: 116–143.

Fuller, R., Atkinson, P., Garnett, M., Conway, G., Bibby, C. & Johnstone, I. (2006) Breeding bird communities in the upland margins (ffridd) of Wales in the mid-1980s. Bird Study 53: 177–186.

Furness, R.W. & Greenwood, J.J.D. (eds.) (1993) Birds as Monitors of Environmental Change. Chapman & Hall, London.

Galbraith, H. (1988) Effects of agriculture on the breeding ecology of lapwings Vanellus vanellus. Journal of Applied Ecology 25: 487–503.

Gamelon, M., Vriend, S.J.G., Engen, S. et al. (2019) Accounting for interspecific competition and age structure in demographoc analyses of density dependence improves predictions of flucatuations in population size. Ecology Letters 22: 797-806  doi:10.1111/ele.13237

Geary, M., Haworth, P.F., & Fielding, A.H. (2018) Hen harrier Circus cyaneus nest sites on the Isle of Mull are associated with habitat mosaics and constrained by topography. Bird Study 65: 62–71.

Gibbons, D.W., Reid, J.B. & Chapman, R.A. (1993) The New Atlas of Breeding Birds in Britain and Ireland: 1988–1991. T. & A.D. Poyser, London.

Gibbons, D., Gates, S., Green, R.E., Fuller, R.J. & Fuller, R.M. (1995) Buzzards Buteo buteo and Ravens Corvus corax in the uplands of Britain: limits to distribution and abundance. Ibis 137: 75–84.

Gibbons, D.W., Avery, M.I., Baillie, S.R., Gregory, R.D., Kirby, J., Porter, R.F., Tucker, G.M. & Williams, G. (1996) Bird species of conservation concern in the United Kingdom, Channel Islands and Isle of Man: revising the Red Data List. RSPB Conservation Review 10: 7–18.

Gibbons, D.W., Bainbridge, I.P., Mudge, G.P., Tharme, A.P. & Ellis, P.M. (1997) The status and distribution of the Red-throated Diver Gavia stellata in Britain in 1994. Bird Study 44: 194–205.

Gilbert, G. (2012) Grasshopper Warbler Locustella naevia breeding habitat in Britain. Bird Study 59: 303–314.

Gill, R.M.A. & Beardall, V. (2001) The impact of deer on woodlands: the effects of browsing and seed dispersal on vegetation structure and composition. Forestry 74: 209–218.

Gill, R.M.A. & Fuller, R.J. (2007) The effects of deer browsing on woodland structure and songbirds in lowland Britain. Ibis 149 suppl. 2: 119–127. doi: 10.1111/j.1474-919X.2007.00731.x

Gillings, S., Fuller, R.J. & Balmer, D.E. (2000) Breeding birds in scrub in the Scottish Highlands: variation in community composition between scrub type and successional stage. Scottish Forestry 54: 73–85.

Gillings, S., Newson, S.E., Noble, D.G. & Vickery, J.A. (2005) Winter availability of cereal stubbles attracts declining farmland birds and positively influences breeding population trends. Proceedings of the Royal Society B 272: 733–739. Full text

Gillings, S., Newson, S. & Sellers, R.M. (2007) Breeding population estimates for Northern Wheatear in Britain. British Birds 100: 179–181.

Gilroy, J., Anderson, G., Grice, P., Vickery, J., Bray, I., Watts, P.N. & Sutherland, W. (2008) Could soil degradation contribute to farmland bird declines? Links between soil penetrability and the abundance of Yellow Wagtails Motacilla flava in arable fields. Biological Conservation 14: 3116–3126.

Gilroy, J.J., Anderson, G.Q.A., Grice, P.V., Vickery, J.A., Watts, P.N. & Sutherland, W.J. (2009) Foraging habitat selection, diet and nestling condition in Yellow Wagtails Motacilla flava breeding on arable farmland. Bird Study 56: 221–232.

Gilroy, J.J., Anderson, G.Q.A., Grice, P.V., Vickery, J.A. & Sutherland, W.J. (2010) Mid-season shifts in the habitat associations of Yellow Wagtails Motacilla flava breeding in arable farmland. Ibis 152: 90–104.

Gilroy, J. J., Gill, J. A., Butchart, S. H., Jones, V. R., & Franco, A. (2016) Migratory diversity predicts population declines in birds. Ecology letters 19(3): 308–317

Glue, D. (1974) Food of the Barn Owl in Britain and Ireland. Bird Study 21, 200–210.

Glue, D.E. (1990) Breeding biology of the Grasshopper Warbler in Britain. British Birds 83: 131–145.

Glue, D. (1993) Report on Garden Bird Feeding Survey. BTO News 188: 24.

Glue, D. (1995) Report on Garden Bird Feeding Survey. BTO News 200: 5.

Glue, D. (1997) Report on Garden Bird Feeding Survey 1996/1997. BTO News 212: 6–7.

Glue, D.E. (2006) Cuckoos in crisis? BTO News 263: 22–23.

Glue, D. & Boswell, T. (1994) Comparative nesting ecology of the three British breeding woodpeckers. British Birds 87: 253–269.

Gomersall, C.H., Morton, J.S. & Wynde, R.M. (1984) Status of breeding Red-throated Divers in Shetland, 1983. Bird Study 31: 223–229.

Gooch, S., Baillie, S.R. & Birkhead, T.R. (1991) Magpie Pica pica and songbird populations – retrospective investigation of trends in population density and breeding success. Journal of Applied Ecology 28: 1068–1086.

Goodenough, A.E., Elliot, S.L. & Hart, A.G. (2009) The challenges of conservation for declining migrants:are reserve-based initiatives during the breeding season appropriate for the Pied Flycatcher Ficedula hypoleuca? Ibis 151: 429–439.

Goodenough, A.E., Hart, A.G. & Elliot, S.L. (2011) What prevents phenological adjustment to climate change in migrant bird species? Evidence against the “arrival constraint” hypothesis. International Journal of Biometeorology 55: 97–102.

Gosler, A.G. (1990) The Birds of Wytham – an historical survey. Fritillary 1: 29–74.

Goss-Custard, J.C. (1993) The effect of migration and scale on the study of bird populations: 1991 Witherby Lecture. Bird Study 40: 81–96.

Goszczynski, J. (1997) Density and productivity of Common Buzzard Buteo buteo and Goshawk Accipiter gentilis populations in Rogow, central Poland. Acta Ornithologica 32: 149–154.

Goszczynski, J. (2001) The breeding performance of the Common Buzzard Buteo buteo and Goshawk Accipiter gentilis in central Poland. Acta Ornithologica 36: 105–110.

Graham, I.M., Redpath, S.M. & Thirgood, S.J. (1995) The diet and breeding density of Common Buzzards Buteo buteo in relation to indices of prey abundance. Bird Study 42: 165–173.

Grant, M.C., Orsman, C., Easton, J., Lodge, C., Smith, M., Thompson, G., Rodwell, S. & Moore, N. (1999) Breeding success and causes of breeding failure of Curlew Numenius arquata in Northern Ireland. Journal of Applied Ecology 36: 59–74.

Green, M., Kaleta, R. & Keirle, I. (2012) Habitat associations and winter distribution of Ring Ouzels in the Atlas Mountains, Morocco. British Birds 105: 674–682.

Green, R.E. (1988) Effects of environmental factors on the timing and success of breeding snipe (Aves: Scolopacidae). Journal of Applied Ecology 25: 79–93.

Green, R.E. (1999) Applications of large-scale studies of demographic rates to bird conservation. Bird Study 46 (Suppl.): S279–S288.

Green, R.E. & Pain.D.J. (2016) Possible effects of ingested lead gunshot on populations of ducks wintering in the UK. Ibis 158: 699–710. doi: 10.1111/ibi.12400

Green, R.E. & Robins, M. (1993) The decline of the ornithological importance of the Somerset Levels and Moors, England and the changes in the management of water levels. Biological Conservation 66: 95–106.

Greenwood, J.J.D. (2000) How BTO’s monitoring of birds contributes to conservation. In European Monitoring for Nature Conservation, Bonn-Bad Godesberg (Bundesamt fur Naturschutz), ed. by C. Bischoff & R. Droschmeister. Schriftenreiche fur Landschaftspflege und Naturschutz 62: 105–117.

Greenwood, J.J.D. & Baillie, S.R. (1991) Effects of density-dependence and weather on population changes of English passerines using a non-experimental paradigm. Ibis 133: 121–133. doi: 10.1111/j.1474-919X.1991.tb07675.x

Gregory, R.D. & Marchant, J.H. (1996) Population trends of Jays, Magpies, Jackdaws and Carrion Crows in the United Kingdom. Bird Study 43: 28–37.

Gregory, R.D., Carter, S.P. & Baillie, S.R. (1997) Abundance, distribution and habitat use of breeding Goosanders Mergus merganser and Red-breasted Mergansers Mergus serrator on British rivers. Bird Study 44: 1–12.

Gregory, R.D., Wilkinson, N.I., Noble, D.G., Robinson, J.A., Brown, A.F., Hughes, J., Procter, D., Gibbons, D.W. & Galbraith, C.A. (2002) The population status of birds in the United Kingdom, Channel Islands and Isle of Man: an analysis of conservation concern 2002–2007. British Birds 95: 410–448.

Gregory, R.D., Noble, D.G. & Custance, J. (2004) The state of play of farmland birds: population trends and conservation status of lowland farmland birds in the United Kingdom. Ibis 146 (suppl. 2): 1–13.

Grimm, A., Weiss, B.M., Kulik, L., Mihoub, J-B., Mundry, R., Köppen, U., Brueckmann, T., Thomsen, R. & Widdig, A. (2015) Earlier breeding, lower success: does the spatial scale of climatic conditions matter in a migratory passerine bird? Ecology & Evolution 5: 5722–5734. doi: 10.1002/ece3.1824

Groom, D.W. (1993) Magpie Pica pica predation on Blackbird Turdus merula nests in urban areas. Bird Study 40: 55–62.

Gruar, D., Barritt, D. & Peach, W.J. (2006) Summer utilization of Oilseed Rape by Reed Buntings Emberiza schoeniclus and other farmland birds. Bird Study 53: 47–54.

Grüebler, M.U., Schuler, H., Müller, M.M., Spaar, R., Horch, P. & Naef-Daenzer, B. (2008) Female biased mortality caused by anthropogenic nest loss contributes to population decline and adult sex ratio of a meadow bird. Biological Conservation 141: 3040–3049.

Guillemain, M., Elmberg, J., Gauthier-Clerc, M., Massez, G., Hearn, R., Champagnon, J. & Simon, G. (2010) Wintering French Mallard and Teal are heavier and in better body condition than 30 years ago: effects of a changing environment? Ambio 39: 170–180.

Gullett, P., Evans, K.L., Robinson, R.A. & Hatchwell, B.J. (2014) Climate change and annual survival in a temperate passerine: partitioning seasonal effects and predicting future patterns. Oikos 123: 389–400. doi: 10.1111/j.1600-0706.2013.00620.x

Gullett, P.R., Hatchwell, B.J., Robinson, R.A. & Evans, K.L. (2015) Breeding season weather determines long-tailed tit reproductive success through impacts on recruitment. Journal of Avian Biology 46: 441–451. doi: 10.1111/jav.00560

Halley, D.J. (1993) Population changes and territorial distribution of Common Buzzards Buteo buteo in the Central Highlands, Scotland. Bird Study 40: 24–30.

Hallmann, C.A., Foppen, R.P.B., van Turnhout, C.A.M., de Kroon, H. & Jongejans, E. (2014) Declines in insectivorous birds are associated with high neonicotinoid concentrations. Nature 511: 341–343.

Halupka, L., Dyrcz, A. & Borowiec, M. (2008) Climate change affects breeding of Reed Warblers Acrocephalus scirpaceus. Journal of Avian Biology 39: 95–100.

Hancock, M.H. & Wilson, J.D. (2003) Winter habitat associations of seed-eating passerines on Scottish farmland. Bird Study 50: 116–130.

Hansson, L. (1977) Spatial dynamics of field voles Microtus agrestis in heterogeneous landscape. Oikos 29: 539–544.

Hardey, J., Crick, H.Q.P., Wernham, C.V., Riley, H.T., Etheridge, B. & Thompson, D.B.A. (eds) (2009) Raptors: a field guide to survey and monitoring. Second edition. The Stationery Office, Edinburgh.

Harris, S., Morris, P., Wray, S. & Yalden, D. (1995) A review of British mammals: population estimates and conservation status of British mammals other than cetaceans. JNCC, Peterborough.

Harris, S.J., Massimino, D., Gillings, S., Eaton, M.A., Noble, D.G., Balmer, D.E., Procter, D. & Pearce-Higgins, J.W. & Woodcock, P. (2018) The Breeding Bird Survey 2017. BTO Research Report 706. BTO, Thetford. Full text

Harrison, E. (1990) Rodenticides and Barn Owls: assessing the hazards. Shell Agriculture 8: 15–17.

Hart, J., Milsom, T., Fisher, G., Wilkins, V., Moreby, S., Murray, A. & Robertson, P. (2006) The relationship between Yellowhammer breeding performance, arthropod abundance and insecticide applications on arable farmland. Journal of Applied Ecology 43: 81–91.

Hastie, T.J. & Tibshirani, R.J. (1990) Generalized additive models. Chapman & Hall, London.

Hayhow, D.B., Eaton, M.A., Bladwell, S., Etheridge, B., Ewing, S.R., Ruddock, M., Saunders, R., Sharpe, C., Sim, I.M.W. & Stevenson, A. (2013) The status of the Hen Harrier, Circus cyaneus, in the UK and Isle of Man in 2010. Bird Study 60: 446–458.

Hayhow, D.B., Bond, A.L., Eaton, M.A., Grice, P.V., Hall, C., Hall, J., Harris, S.J., Hearn, R.D., Holt, C.A., Noble, D.G., Stroud, D.A. & Wotton, S. (2015) The state of the UK’s birds 2015. RSPB, BTO, WWT, JNCC, NE, NIEA, NRW and SNH, Sandy, Bedfordshire. Full text

Heavisides, A., Barker, A & Poxton, I. (2017) Population and breeding biology of Merlins in the Lammermuir Hills. British Birds 110: 138–154

Heldbjerg, H. & Fox, T. (2008) Long-term population declines in Danish trans-Saharan migrant birds. Bird Study 55: 267–279.

Heldbjerg, H., Fox, A.D., Levin, G. & Nyegaard, T. (2016) The decline of the Starling Sturnus vulgaris in Denmark is related to changes in grassland extent and intensity of cattle grazing. Agriculture, Ecosystems & Environment 230: 24–31. doi: 10.1016/j.agee.2016.05.025

Heldbjerg , H., Fox, A.D., Thellesen, P.V., Dalby, L. & Sunde, P. (2017) Common Starlings (Sturnus vulgaris) increasingly select for grazed areas with increasing distance-to-nest. Plos One 12(8): e0182504. doi: 10.1371/journal.pone.0182504

Heldbjerg, H., Fox, A.D., Lehikoinen, A., Sunde, P., Aunins, A., Balmer, D.E., Calvi, G., Chodkiewicz, T., Chylarecki, P., Escandell, V., Foppen, R., Gamero, A., Hristov, I., Husby, M., Jiguet, f., Kmecl, P., Kålås, J.A., Lewis, L.J., Lindström, Å., Moshøj. C., Nellis, R., Paquet, J-Y., Portolou, D., Ridzoň, J., Schmid, H., Skorpilová, J., Szabó, Z.D., Szép, T., Teufelbauer, N., Trautmann, S., van Turnhout, C., Vermouzek, Z., Voříšek, P & Weiserbs, A. 2019. Contrasting population trends of Common Starlings (Sturnus vulgaris) across Europe. Ornis Fennica 96 [early view] 

Henderson, I.G. & Hart, P.J.B. (1993) Provisioning, parental investment and reproductive success in Jackdaws Corvus monedula. Ornis Scandinavica 24: 142–148.

Henderson, I.G., Wilson, A.M., Steele, D. & Vickery, J.A. (2002) Population estimates, trends and habitat associations of breeding Lapwing Vanellus vanellus, Curlew Numenius arquata and Snipe Gallinago gallinago in Northern Ireland in 1999. Bird Study 49: 17–25. doi: 10.1080/00063650209461240

Henderson, I.G., Fuller, R.J., Conway, G.J. & Gough, S.J. (2004) Evidence for declines in populations of grassland-associated birds in marginal upland areas of Britain. Bird Study 51: 12–19.

Henderson, I., Holt, C. & Vickery, J. (2007) National and regional patterns of habitat association with foraging Barn Swallows Hirundo rustica in the UK. Bird Study 54: 371–377. doi: 10.1080/00063650709461497

Henderson, I., Calladine, J., Massimino, D., Taylor, J.A. & Gillings, S. (2014) Evidence for contrasting causes of population change in two closely related, sympatric breeding species the Whinchat Saxicola rubetra and Stonechat Saxicola torquata in Britain. Bird Study 61: 553–565. doi: 10.1080/00063657.2014.962482

Henderson, I., Noble, D & Jones, K. (2017) A survey of Wheatear, Stonechat and Whinchat in Wales, 2012 and 2013. Birds of Wales 14: 10–19.

Henderson, I., Hunter, D. & Conway, G. (2018) Comparing moth abundance between the breeding and foraging locations of the European Nightjar Caprimulgus europaeus, in Thetford Forest.  A BOU-funded project report. BOU, Peterborough, UK.

Hernández-Brito, D., Carrete, M., Ibáñez, C., Juste, J. & Tella, J.L. (2018) Nest-site competition and killing by invasive parakeets cause the decline of a threatened bat population. R. Soc. Open Sci. 5: 172477. doi:  10.1098/rsos.172477

Hethcoat, M. G., & Chalfoun, A. D. (2015) Towards a mechanistic understanding of human‐induced rapid environmental change: a case study linking energy development, nest predation and predators. Journal of Applied Ecology 52: 14921499.

Heward, C.J., Hoodless, A.N., Conway, G.J., Aebischer, N.J., Gillings, S. & Fuller, R.J. (2015) Current status and recent trend of the Eurasian Woodcock Scolopax rusticola as a breeding bird in Britain. Bird Study 62: 535–551. doi: 10.1080/00063657.2015.1092497

Heward, C.J., Hoodless, A.N., Conway, G.J., Fuller, R.J., MacColl, A.D.C. & Aebischer, N.J. (2018) Habitat correlates of Eurasian Woodcock Scolopax rusticola abundance in a declining resident population. Journal of Ornithology 159: 955–965. doi: 10.1007/s10336-018-1570-z

Hewson, C. & Noble, D. (2009) Population trends of breeding birds in British woodlands over a 32-year period: relationships with food, habitat use and migratory behaviour. Ibis 151: 464–486.

Hewson, C.M., Fuller, R.J. & Day, C. (2005) An investigation of habitat occupancy by the Nightingale Luscinia megarhynchos with respect to population change at the edge of its range in England. Journal of Ornithology 146: 244–248.

Hewson, C.M., Amar, A., Lindsell, J.A., Thewlis, R.M., Butler, S., Smith, K. & Fuller, R.J. (2007) Recent changes in bird populations in British broadleaved woodland. Ibis 149 (suppl. 2): 14–28. doi: 10.1111/j.1474-919X.2007.00745.x

Hewson, C.M., Thorup, K., Pearce-Higgins, J.W. & Atkinson, P.W. (2016) Population decline is linked to migration route in the Common Cuckoo. Nature Communications 7: 12296. doi:10.1038/ncomms12296

Hewson, C.M., Miller, M., Johnston, A., Conway, G.J., Saunders, R., Marchant, J.H., Fuller, R.J. (2018) Estimating national population sizes: Methodological challenges and applications illustrated in the common nightingale, a declining songbird in the UK. Journal of Applied Ecology 55: 2008–2018. doi: 10.1111/1365-2664.13120

Higginson, A.D. (2017) Conflict over non-partitioned resources may explain between-species differences in declines: the anthropogenic competition hypothesis. Behavioural Ecology and Sociobiology 71: 99. doi: 10.1007/s00265-017-2327-z

Hill, D.A. (1984) Population regulation in the Mallard (Anas platyrhynchos). Journal of Animal Ecology 53: 191–202.

Hines, J.E., Kendall, W.L., Nichols, J.D. & Thompson, F.R. III (2003) On the use of the robust design with transient capture–recapture models. Auk 120: 1151–1158. doi: 10.1642/0004-8038(2003)120[1151:OTUOTR]2.0.CO;2

Hinsley, S.A., Bellamy, P.E., Newton, I. & Sparks, T.H. (1995) Habitat and landscape factors influencing the presence of individual breeding bird species in woodland fragments. Journal of Avian Biology 26: 94–104.

Hinsley, S.A., Carpenter, J.E., Broughton, R.K., Bellamy, P.E., Rothery, P., Amar, A., Hewson, C.M. & Gosler, A.G. (2007) Habitat selection by Marsh Tits Poecile palustris in the UK. Ibis 149 (suppl. 2): 224–233.

Hodgson, I.D., Redpath, S.M., Fischer, A. & Young, J. (2018) Fighting talk: Organisational discourses of the conflict over raptors and grouse moor management in Scotland. Land Use Policy 77: 332–343. doi: 10.1016/j.landusepol.2018.05.042

Hodgson, I.D., Redpath, S.M., Fischer, A. & Young, J. (2019) Who knows best? Understanding the use of research-based knowledge in conservation conflicts. Journal of Environmental Management 231: 1065–1075. doi: 10.1016/j.jenvman.2018.09.023

Hogstad, O. & Slagsvold, T. (2018) Survival of Willow tits Poecile montanus: the significance of flock membership, social rank and body size. Ornis Norvegica 41: 13–18.  doi: 10.15845/on.v41i0.140

Hole, D.G. (2001) The population ecology and ecological genetics of the house sparrow Passer domesticus on farmland in Oxfordshire. PhD thesis, University of Oxford.

Hole, D.G., Whittingham, M.J., Bradbury, R.B., Anderson, G.Q.A., Lee, P.L.M., Wilson, J.D. & Krebs, J.R. (2002) Agriculture: widespread local House Sparrow extinctions. Nature 418: 931–932.

Holland, P.K. & Yalden, D.W. (2002) Population dynamics of Common Sandpipers Actitis hypoleucos in the Peak District of Derbyshire – a different decade: a report of the failure of a population to recover from a catastrophic snow storm. Bird Study 49: 131–138.

Holling, M. & the Rare Breeding Birds Panel (2007a) Rare breeding birds in the United Kingdom in 2003 and 2004. British Birds 100: 321–367. Full text RBBP reports online

Holling, M. & the Rare Breeding Birds Panel (2007b) Non-native breeding birds in the United Kingdom in 2003, 2004 and 2005. British Birds 100: 638–649. Full text

Holling, M. & the Rare Breeding Birds Panel (2008) Rare breeding birds in the United Kingdom in 2005. British Birds 101: 276–316. Full text RBBP reports online

Holling, M. & the Rare Breeding Birds Panel (2009) Rare breeding birds in the United Kingdom in 2006. British Birds 102: 158–202. Full text RBBP reports online

Holling, M. & the Rare Breeding Birds Panel (2010a) Rare breeding birds in the United Kingdom in 2007. British Birds 103: 2–52. Full text RBBP reports online

Holling, M. & the Rare Breeding Birds Panel (2010b) Rare breeding birds in the United Kingdom in 2008. British Birds 103: 482–538. Full text RBBP reports online

Holling, M. & the Rare Breeding Birds Panel (2011a) Non-native breeding birds in the United Kingdom in 2006, 2007 and 2008. British Birds 104: 114–138. Full text

Holling, M. & the Rare Breeding Birds Panel (2011b) Rare breeding birds in the United Kingdom in 2009. British Birds 104: 476–537. Full text RBBP reports online

Holling, M. & the Rare Breeding Birds Panel (2012) Rare breeding birds in the United Kingdom in 2010. British Birds 105: 352–416. Full text RBBP reports online

Holling, M. & the Rare Breeding Birds Panel (2013) Rare breeding birds in the United Kingdom in 2011. British Birds 106: 496–554.

Holling, M. & the Rare Breeding Birds Panel (2014) Rare breeding birds in the United Kingdom in 2012. British Birds 107: 504–560.

Holling, M. & the Rare Breeding Birds Panel (2015) Rare breeding birds in the United Kingdom in 2013. British Birds 108: 373–422.

Holling, M & the Rare Breeding Birds Panel (2017) Rare breeding birds in the UK in 2015. British Birds 109: 491–545

Holloway, S. (1996) The Historical Atlas of Breeding Birds in Britain and Ireland 1875–1900. T. & A.D. Poyser, London.

Holt, C. (2012) Freezing winters: a test for Britain’s wintering Little Egrets. British Birds 105: 744–745.

Holt, C.A., Fuller, R.J. & Dolman, P.M. (2010) Experimental evidence that deer browsing reduces habitat suitability for breeding Common Nightingales Luscinia megarhynchos. Ibis 152: 335–346.

Holt, C.A., Fuller, R.J. & Dolman, P.M. (2011) Breeding and post-breeding responses of woodland birds to modification of habitat structure by deer. Biological Conservation 144: 2151–2162.

Holt, C.A., Austin, G.E., Calbrade, N.A., Mellan, H.J., Hearn, R.D., Stroud, D.A., Wotton, S.R. & Musgrove, A.J. (2012a) Waterbirds in the UK 2010/11: the Wetland Bird Survey. BTO/RSPB/JNCC, Thetford. Full text

Holt, C.A., Hewson, C.M. & Fuller, R.J. (2012b) The Nightingale in Britain: status, ecology and conservation needs. British Birds 105: 172–187.

Holt, C.A., Fraser, K.H., Bull, A.J. & Dolman, P.M. (2012c) Habitat use by Nightingales in a scrub–woodland mosaic in central England. Bird Study 59: 416–425. doi: 10.1080/00063657.2012.722191

Holt, C.A., Fuller, R.J. & Dolman, P.M. (2012d) Deer reduce habitat quality for a woodland songbird: evidence from settlement patterns, demographic parameters and body condition. Auk 130: 13–20. Full text

Holt, C.A., Fuller, R.J. & Dolman, P.M. (2014) Exclusion of deer affects responses of birds to woodland regeneration in winter and summer. Ibis 156: 116–131.

Hoodless, A.N., Lang, D., Aebischer, N.J., Fuller, R.J. & Ewald, J.A. (2009) Densities and population estimates of breeding Eurasian Woodcock Scolopax rusticola in Britain in 2003. Bird Study 56: 15–25.

Hopkins, J.J. & Kirby, K.J. (2007) Ecological change in British broadleaved woodland since 1947. Ibis 149: 29–40.

Hõrak, P. & Lebreton, J.-D. (1998) Survival of adult Great Tits Parus major in relation to sex and habitat: a comparison of urban and rural populations. Ibis 140: 205–209.

Hötker, H. (1991) Waders breeding on wet grasslands in the countries of the European Community – a brief summary of current knowledge on population sizes and population trends. Wader Study Group Bulletin 61 (suppl.): 50–55.

Hudson, P.J. (1992) Grouse in space and time. Game Conservancy Trust, Fordingbridge.

Hudson, R. (1972) Collared Doves in Britain and Ireland during 1965–70. British Birds 65: 139–155.

Hudson, R., Tucker, G.M. & Fuller, R.J. (1994) Lapwing Vanellus vanellus populations in relation to agricultural changes: a review. In Tucker, G.M., Davies, S.M. & Fuller, R.J. (eds) The Ecology and Conservation of Lapwings Vanellus vanellus: 1–33. UK Nature Conservation no 9. JNCC, Peterborough.

Hughes, S.W.M., Bacon, P. & Flegg, J.J.M. (1979) The 1975 census of the Great Crested Grebe in Britain. Bird Study 26: 213–226.

Hutchinson, C.D. (1989) Birds in Ireland. T. & A.D. Poyser, Calton.

Imlay, T.L. & Leonard, M.L. 2019. A review of the threats to adult survival for swallows (Family: Hirundinidae). Bird Study 66: 251–263.  doi:10.1080/00063657.2019.1655527

Inglis, I.R., Isaacson, A.J., Smith, G.C., Haynes, P.J. & Thearle, R.J.P. (1997) The effect on the Woodpigeon (Columba palumbus) of the introduction of oilseed rape into Britain. Agriculture, Ecosystems & Environment 61: 113–121.

Jackson, D.B. (2007) Factors affecting the abundance of introduced hedgehogs (Erinaceus europaeus) to the Hebridean island of South Uist in the absence of natural predators and implications for nesting birds. Journal of Zoology 271: 210–217.

Jackson, D. & Green, R. (2000) The importance of the introduced hedgehog (Erinaceus europaeus) as a predator of the eggs of waders (Charadrii) on machair in South Uist, Scotland. Biological Conservation 93: 333–348.

Jackson, D.B., Fuller, R.J. & Campbell, S.T. (2004) Long-term population changes among breeding shorebirds in the Outer Hebrides, Scotland, in relation to introduced hedgehogs (Erinaceus europaeus). Biological Conservation 117: 151–166.

Jackson, H., Strubbe, D., Tollington, S., Prys-Jones, R., Matthysen, E. & Groombridge, J.J. (2015) Ancestral origins and invasion pathways in a globally invasive bird correlate with climate and influences from bird trade. Molecular Ecology 24: 4269–4285. doi: 10.1111/mec.13307

James, A.R. & Abbott, K.C. (2014) Phenological and geographical shifts have interactive effects on migratory bird populations. American Naturalist 183: 40–53.

Jenny, M. (1990) Populationsdynamik der Feldlerche Alauda arvensis in einer intensiv genutzten Agrarlandschaft der schweizerischen Mittellandes. Ornithologische Beobachter 8: 153–163.

JNCC (1996) Birds of Conservation Importance. Press release (31 May 1996). Joint Nature Conservation Committee, Peterborough.

JNCC (2015) Seabird Population Trends and Causes of Change: 1986–2014 report. Joint Nature Conservation Committee. Full text

JNCC (2016) Seabird Population Trends and Causes of Change: 1986–2015 report. Joint Nature Conservation Committee. Updated September 2016. Full text

Johnson, D.H. (1979) Estimating nest success: The Mayfield method and an alternative. Auk 96: 651–661.

Johnston, A., Robinson, R.A., Gargallo, G., Julliard, R., van der Jeugd, H., Baillie, S.R. (2016) Survival of Afro-Palaearctic passerine migrants in western Europe and the impacts of seasonal weather variables. Ibis 158: 465–480. doi: 10.1111/ibi.12366

Johnstone, I., Dyda, J. & Lindley, P. (2007) The population status and hatching success of Curlews Numenius arquata in Wales in 2006. Welsh Birds 5: 78–87.

Johnstone, I., Dyda, J. & Lindley, P. (2008) The population status of breeding Golden Plover and Dunlin in Wales in 2007. Welsh Birds 5: 300–310.

Johnstone, I., Elliot, D., Mellenchip, C. & Peach, W.J. (2017) Correlates of distribution and nesting success in a Welsh upland Eurasian Curlew Numenius arquata population. Bird Study 64: 535–544. doi: 10.1080/00063657.2017.1411466

Johnstone, I., Dodd, S. & Peach, W.J. (2019) Seeded ryegrass fills the late winter' hungry gap' but fails to enhance local population size of seed-eating farmland birds. Agriculture, Ecosystems & Environment 285: 106619. doi: 10.1016/j.agee.2019.106619

Joys, A.C., Noble, D.G. & Baillie, S.R. (2003) Evaluation of species coverage and precision using the BBS indexing method. Research Report 317. BTO, Thetford.

Full text

Full text (PDF, 330.42 KB)

Julliard, R. (2004) Estimating the contribution of survival and recruitment to large scale population dynamics. Animal Biodiversity and Conservation 27: 417–426.

Kallander, H. (1997) The Nuthatch Sitta europaea population of Dalby Soderskog during 15 years: trend and fluctuations. Ornis Svecica 7: 143–148.

Kettel, E.F., Gentle, L.K., Quinn, J.L. & Yarnell, R.W. (2018a) The breeding performance of raptors in urban landscapes: a review and meta-analysis. Journal of Ornithology 159: 1–18.

Kettel, E.F., Gentle, L.K., Yarnell, R.W. & Quinn, J.L. (2018b) Breeding performance of an apex predator, the peregrine falcon, across urban and rural landscapes. Urbans Secosystems 22: 117–125. doi:10.1007/s11252-018-0799-x

King, R., Brooks, S.P., Mazzetta, C., Freeman, S.N. & Morgan, B.J.T. (2008) Identifying and diagnosing population declines: a Bayesian assessment of Lapwings in the UK. Applied Statistics 57: 609–632.

Kirby, J., Delany, S. & Quinn, J. (1994) Mute Swans in Great Britain: a review, current status and long-term trends. Hydrobiologia 279–280: 467–482.

Kirby, W.B., Anderson, G.Q.A., Grice, P.V., Soanes, L., Thompson, C. & Peach, W.J. (2012) Breeding ecology of Yellow Wagtails Motacilla flava in an arable landscape dominated by autumn-sown crops. Bird Study 59: 383–393.

Kluen, E., Nousiainen, R., & Lehikoinen, A. (2016) Breeding phenological response to spring weather conditions in common Finnish birds: resident species respond stronger than migratory species. Journal of Avian Biology. doi: 10.1111/jav.01110

Kostrzewa, A. & Kostrzewa, R. (1990) The relationship of spring and summer weather with density and breeding performance of the Buzzard Buteo buteo, Goshawk Accipiter gentilis and Kestrel Falco tinnunculus. Ibis 132: 550–559.

Kostrzewa, R. & Kostrzewa, A. (1991) Winter weather, spring and summer density, and subsequent breeding success of Eurasian Kestrels, Common Buzzards, and Northern Goshawks. Auk 108: 342–347.

Krebs, J.R., Wilson, J.D., Bradbury R.B. & Siriwardena, G.M. (1999) The second silent spring? Nature 400: 611–612.

Kristensen, N. P., Johansson, J., Ripa, J., & Jonzén, N. (2015) Phenology of two interdependent traits in migratory birds in response to climate change. Proceedings of the Royal Society B 282: 20150288. doi: 10.1098/rspb.2015.0288

Kruk, M., Noordervliet, M.A.W. & ter Keurs, W.J. (1996) Hatching dates of waders and mowing dates in intensively exploited grassland areas in different years. Biological Conservation 77: 213–218.

Kubelka, V., Šálek, M., Tomkovich, P., Végvári, Z., Freckleton, R.P. & Székely, T. (2018) Global pattern of nest predation is disrupted by climate change in shorebirds. Science 362: 680–683.   doi:10.1126/science.aat8695

Kubelka et al. (2019) Response to Comment on "Global pattern of nest predation is disrupted by climate change in shorebirds". Science 364: 6445.. doi: 10.1126/science.aaw9893

Kuijper, D.P.J., Oosterveld, E. & Wymenga, E. (2009) Decline and potential recovery of the European Grey Partridge (Perdix perdix) population – a review. European Journal of Wildlife Research 55: 455–463. Full text

Kyrkos, A. (1997) Behavioural and demographic responses of yellowhammers to variation in agricultural practices. DPhil thesis, University of Oxford.

Kyrkos, A., Wilson, J. & Fuller, R. (1998) Farmland habitat change and abundance of Yellowhammers Emberiza citrinella: an analysis of Common Birds Census data. Bird Study 45: 232–246.

Laidlaw, R.A., Smart, J., Smart, M.A. & Gill, J.A. (2015) The influence of landscape features on nest predation rates of grassland-breeding waders. Ibis 157: 700–712. doi: 10.1111/ibi.12293

Laidlaw, R.A., Smart, J., Smart, M.A. & Gill, J.A. (2017) Scenarios of habitat management options to reduce predator impacts on nesting waders. Journal of Applied Ecology 54: 1219–1229.  doi: 10.1111/1365–2664.12838

Laidlaw, R.A., Smart, J., smart, M.A., Bodey, T.W., Coledale, T. & Gill, J.A. (2019) Foxes, voles and waders: drivers of predator activity in wet grassland landscapes. Avian Conservation & Ecology 14 (2): 4. doi:10.5751/ACE-01414-140204

Lampila, S., Orell, M., Belda, E. & Koivula, K. (2006) Importance of adult survival, local recruitment and immigration in a declining boreal forest passerine, the Willow Tit Parus montanus. Oecologia 148: 405–413.

Langston, R.H.W., Liley, D., Murison, G., Woodfield, E. & Clarke, R.T. (2007a) What effects do walkers and dogs have on the distribution and productivity of breeding European Nightjar Caprimulgus europaeus? Ibis 149, supplement 1: 27–36.

Langston, R.H.W., Wotton, S.R., Conway, G.J., Wright, L.J., Mallord, J.W., Currie, F.A., Drewitt, A.L., Grice, P.V., Hoccom, D.G. & Symes, N. (2007b) Nightjar Caprimulgus europaeus and Woodlark Lullula arborea – recovering species in Britain? Ibis 149: 250–260.

Lawson, B., Lachish, S., Colvile, K.M., Durrant, C., Peck, K.M., Toms, M.P., Sheldon, B.C. & Cunningham, A.A. (2012a) Emergence of a novel avian pox disease in British tit species. PLoS ONE 7(11): e40176. doi:10.1371/journal.pone.0040176

Lawson, B., Robinson, R.A., Colvile, K.M., Peck, K.M., Chantrey, J., Pennycott, T.W., Simpson, V.R., Toms, M.P. & Cunningham, A.A. (2012b) The emergence and spread of finch trichomonosis in the British Isles. Philosophical Transactions of the Royal Society B 367: 2852–2863. doi: 10.1098/rstb.2012.0130

Lawson, B., Robinson, R.A., Toms, M.P., Risely, K., MacDonald, S. & Cunningham, A.A. (2018) Health hazards to wild birds and risk factors associated with anthropogenic food provisioning. Phil. Trans. R. Soc. B 373:20170091. doi: 10.1098/rstb.2017.0091

Lebreton, J.-D., Burnham, K.P., Clobert, J. & Anderson, D.R. (1992) Modeling survival and testing biological hypotheses using marked animals: a unified approach with case studies. Ecological Monographs 62: 67–118. Full text

Leech, D. & Barimore, C. (2008) Is avian breeding success weathering the storms? BTO News 279: 19–20.

Leech, D. & Crick, H. (2005) Nest Record Scheme breeding trends – latest results. BTO News 261: 18–19.

Leech, D.I., Crick, H.Q.P. & Shawyer, C.R. (2005) The BTO Barn Owl Monitoring Programme: fourth year 2003. Research Report 411. BTO, Thetford.


Abstract (PDF, 362.61 KB)

Leech, D., Crick, H. & Shawyer, C. (2006a) Barn Owls and winter weather. BTO News 262: 8–9.

Leech, D., Barimore, C. & Crick, H. (2006b) NRS Concern List – five new species added. BTO News 267: 4–5.

Leech, D., Barimore, C. & Crick, H. (2007) Volunteer boom. BTO News 273: 18–19.

Le Gouar, P.J., Schekkerman, H., van der Jeugd, H.P., Boele, A., van Harxen, R., Fuchs, P., Stroeken, P. & van Noordwijk, A.J. (2011) Long-term trends in survival of a declining population: the case of the Little Owl (Athene noctua) in the Netherlands. Oecologia 166: 369–379.

Lehikoinen, A., Lehikoinen, E., Valkama, J., Väisänen, R.A. & Isomursu, M. (2013) Impacts of trichomonosis epidemics on Greenfinch Chloris chloris and Chaffinch Fringilla coelebs populations in Finland. Ibis 155: 357–366.

Lehikoinen, A., Green, M., Husby, M., Kålås, J.A. & Lindström, Å. (2014) Common montane birds are declining in northern Europe. Journal of Avian Biology 45: 3–14. doi: 10.1111/j.1600-048X.2013.00177.x

Lehikoinen, A., Rintala, J., Lammi, E. & Pöysä, H. (2016) Habitat-specific population trajectories in boreal waterbirds: alarming trends and bioindicators for wetlands. Animal Conservation 19: 88–95. doi: 10.1111/acv.12226

Le Louarn, M., Couillens, B., Deschamps-Cottin, M. & Clergeau, P. (2016) Interference competition between an invasive parakeet and native bird species at feeding sites. Journal of Ethology 34: 291–298. doi: 10.1007/s10164-016-0474-8

Letty, J., Génot, J.-C. & Sarrazin, F. (2001) Analysis of population viability of Little Owl (Athene noctua) in the Northern Vosges natural park (north-eastern France). Alauda 69: 359–372.

Lever, C. (2013) The Mandarin Duck. T & AD Poyser, London.

Lewis, A.J.G., Amar, A., Cordi-Piec, D. & Thewlis, R.M. (2007) Factors influencing Willow Tit Poecile montanus site occupancy: a comparison of abandoned and occupied woods. Ibis 149 (suppl. 2): 205–213. doi: 10.1111/j.1474-919X.2007.00733.x

Lewis, A.J.G., Amar, A., Daniells, L., Charman, E.C., Grice, P. & Smith, K. (2009a) Factors influencing patch occupancy and within-patch habitat use in an apparently stable population of Willow Tits Poecile montanus kleinschmidti in Britain. Bird Study 56: 326–337.

Lewis, A.J.G., Amar, A., Charman, E.C. & Stewart, F.R.P. (2009b) The decline of the Willow Tit in Britain. British Birds 102: 386–393.

Liker, A. & Szekely, T. (1997) The impact of grazing and road use on hatching success of Lapwings (Vanellus vanellus). Acta Zoologica Academiae Scientiarum Hungaricae 43: 85–92.

Liley, D. & Clarke, R.T. (2003) The impact of urban development and human disturbance on the numbers of nightjar Caprimulgus europaeus on heathlands in Dorset, England. Biological Conservation 114: 219–230. doi: 10.1016/S0006-3207(03)00042-9

Liley, D. & Sutherland, W.J. (2007) Predicting the population consequences of human disturbance for Ringed Plovers Charadrius hiaticula: a game theory approach. Ibis 149, supplement 1: 82–94.

Little, B., Davison, M. & Jardine, D. (1995) Merlins Falco columbarius in Kielder Forest: influences of habitat on breeding performance. Forest Ecology and Management 79: 147–152. Abstract

Lock, L. & Cook, K. (1998) The Little Egret in Britain: a successful colonist. British Birds 91: 273–280.

Lowe, A., Rogers, A.C. & Durrant, K.L. (2014) Effect of human disturbance on long-term habitat use and breeding success of the European Nightjar, Caprimulgus europaeus. Avian Conservation & Ecology 9 (2), art 6. doi: 10.5751/ACE-00690-090206

Ludwig, S.C., Roos, S., Bubb, D. & Baines, D. (2017) Long-term trends in abundance and breeding success of red grouse and hen harriers in relation to changing management of a Scottish grouse moor. Wildlife Biology :wlb.00246. doi: 10.2981/wlb.00246 

Ludwig, S.C. McCluskie, A., Keane, P., Barlow, C., Francksen, R.M. & Bubb, D. (2018a) Diversionary feeding and nestling diet of Hen Harriers Circus cyaneusBird Study 65: 431–443. doi: 10.1080/00063657.2018.1519524

Ludwig, S.C., Aebischer, N.J., Bubb, D. et al. (2018b) Survival of chicks and adults explains variation in population growth in a recovering red grouse Lagopus lagopus scotica population. Wildlife Biology wlb.00430 doi: 10.2981/wlb.00430

Ludwig, S.C., Roos, S., Baines, D. (2019) Responses of breeding waders to restoration of grouse management on a moor in South-West Scotland. Journal of Ornithology 160: 789–797.

Lusby, J., Corkery, I., McGuiness, S., Fernández-Bellon, D., Toal, L., Norriss, D., Breen, D., O’Donaill, A., Clarke, D., Irwin, S., Quinn, J.L. & O’Halloran, J. (2017) Breeding ecology and habitat selection of Merlin Falco columbarius in forested landscapes. Bird Study 64: 445–454. doi: 10.1080/00063657.2017.1408565

Macdonald, D.W., Tattersall, F.H., Service, K.M., Firbank, L.G. & Feber, R.E. (2007) Mammals, agri-environment schemes and set-aside – what are the putative benefits? Mammal Review 37: 259–277.

MacDonald, M.A. & Bolton, M. (2008a) Predation on wader nests in Europe. Ibis 150 (suppl 1): 54–73.

MacDonald, M.A. & Bolton, M. (2008b) Predation of Lapwing Vanellus vanellus nests on lowland wet grassland in England and Wales: effects of nest density, habitat and predator abundance. Journal of Ornithology 149: 555–563.

MacLeod, R., Clark, J. & Cresswell, W. (2008) The starvation–predation risk trade-off, body mass and population status in the Common Starling Sturnus vulgaris. Ibis 150 (suppl. 1): 199–208.

Madden, C.F., Arroyo, B. & Amar, A. (2015) A review of the impacts of corvids on bird productivity and abundance. Ibis 157: 1–16. doi:10.1111/ibi.12223

Madden, J.R., Hall, A. & Whiteside, M.A. (2018) Why do many pheasants in the UK die, and how can we best reduce their natural mortality? European Journal of Wildlife Research. doi: 10.1007/s10344-018-1199-5

Madders, M. (2000) Habitat selection and foraging success of Hen Harriers Circus cyaneus in west Scotland. Bird Study 47: 32–40.

Mallord, J.W., Dolman, P.M., Brown, A.F. & Sutherland, W.J. (2007) Linking recreational disturbance to population size in a ground-nesting passerine. Journal of Applied Ecology 44: 185–195. doi: 10.1111/j.1365-2664.2006.01242.x

Mallord, J.W., Orsman, C.J., Cristinacce, A., Butcher, N., Stowe, T.J. & Charman, E.C. (2012a) Mortality of Wood Warbler Phylloscopus sibilatrix nests in Welsh oakwoods: predation rates and the identification of nest predators using miniature nest cameras, Bird Study 59: 286–295.

Mallord, J.W., Charman, E.C., Cristinacce, A. & Orsman, C.J. (2012b) Habitat associations of Wood Warblers Phylloscopus sibilatrix breeding in Welsh oakwoods. Bird Study 59: 403–415.

Mallord, J.W., Smith, K.W., Bellamy, P.E., Charman, E.C. & Gregory, R.D. (2016) Are changes in breeding habitat responsible for recent population changes of long-distance migrant birds? Bird Study 63: 250–261. doi: 10.1080/00063657.2016.1182467

Mallord, J.W., Orsman, C.J., Cristinacce, A., Stowe, T.J., Charman, E.C. & Gregory, R.D. (2017) Diet flexibility in a declining long-distance migrant may allow it to escape the consequences of phenological mismatch with its caterpillar food supply. Ibis 159: 76–90. doi: 10.1111/ibi.12437 

Mallord, J.W.,  Orsman, C.J., Roberts, J.T., Boafo, K., Skeen, R.Q., Sheehan, D.K. & Vickery, J.A. (2018) Apparent resilience of a declining Afro‐Palaearctic migrant to forest loss on the wintering grounds. Ibis 160: 805–815. doi:  10.1111/ibi.12572

Malpas, L.R., Smart, J., Drewitt, A., Sharps, E. & Garbutt, A. (2013) Continued declines of Redshank Tringa totanus breeding on saltmarsh in Great Britain: is there a solution to this conservation problem? Bird Study 60: 370–383.

Manly, B.F.J. (1991) Randomisation and Monte Carlo Methods in Biology. Chapman & Hall, London.

Marchant, J.H. (1983) BTO Common Birds Census instructions. BTO, Tring.

Full text

Full text (PDF, 1.90 MB)

Marchant, J.H. & Gregory, R.D. (1999) Numbers of nesting Rooks Corvus frugilegus in the United Kingdom in 1996. Bird Study 46: 258–273. Abstract

Marchant, J.H., Hudson, R., Carter, S.P. & Whittington, P.A. (1990) Population Trends in British Breeding Birds. BTO, Tring.

Marchant, J.H., Freeman, S.N., Crick, H.Q.P. & Beaven, L.P. (2004) The BTO Heronries Census of England and Wales 1928–2000: new indices and a comparison of analytical methods. Ibis 146: 323–334. doi: 10.1111/j.1474-919X.2004.00272.x

Marquiss, M. (2007) Seasonal pattern in hawk predation on Common Bullfinches Pyrrhula pyrrhula: evidence of an interaction with habitat affecting food availability. Bird Study 54: 1–11.

Marquiss, M., Newton, I. & Ratcliffe, D.A. (1978) The decline of the Raven Corvus corax in relation to afforestation in southern Scotland and northern England. Journal of Applied Ecology 15: 129–144.

Martin, T.G., Arcese, P. & Scheerder, N. (2011) Browsing down our natural heritage: deer impacts on vegetation structure and songbird assemblages across an island archipelago. Biological Conservation 144: 459–469.

Martinez, J.A. & Zuberogoitia, I. (2004) Effects of habitat loss on perceived and actual abundance of the Little Owl Athene noctua in eastern Spain. Ardeola 51: 215–219.

Martínez-Padilla, J., Redpath, S.M., Zeineddine, M. & Mougeot, F. (2014) Insights into population ecology from long-term studies of red grouse Lagopus lagopus scoticus. Journal of Animal Ecology 83: 85–98. doi: 10.1111/1365-2656.12098

Masoero, G., Tamietti, A., Boano, G. & Caprio, E. (2016) Apparent constant adult survival of a Sand Martin Riparia riparia population in relation to climatic variables. Ardea 104: 253–262. doi: 10.5253/arde.v104i3.a1

Mason, C. & Macdonald, S. (1999) Habitat use by Lapwings and Golden Plovers in a largely arable landscape. Bird Study 46: 89–99.

Mason, C. & Macdonald, S. (2000) Influence of landscape and land-use on the distribution of breeding birds in farmland in eastern England. Journal of Zoology 251: 339–348.

Mason, C.F. & Macdonald, S.M. (2006) Recent marked decline in Corn Bunting numbers in northeast Essex. British Birds 99: 206–214.

Mason, L.R., Smart, J & Drewitt, A.L. (2018) Tracking day and night provides insights into the relative importance of different wader chick predators Ibis 160: 71–88. doi: 10.1111/ibi.12523

Mason, W.L. (2007) Changes in the management of British forests between 1945 and 2000 and possible future trends. Ibis 149: 41–52.

Massemin, S. & Zorn, T. (1998) Highway mortality of Barn Owls in northeastern France. Journal of Raptor Research 32: 229–232.

Massimino, D., Johnstone, A. & Pearce-Higgins, J.W. (2011) Producing regional population estimates for upland waders. BTO Research Report No. 586. BTO, Thetford.

Massimino, D., Johnston, A., Pearce-Higgins, J. & Baillie, S. (2013) Maps of population density and trends.

Massimino, D., Johnston, A., Gillings, S., Jiguet, F. & Pearce-Higgins, J.W. (2017) Projected reductions in climatic suitability for vulnerable British Birds. Climatic Change. doi: 10.1007/s10584-017-2081-2

Matthysen, E. (1989) Nuthatch Sitta europaea demography, beech mast, and territoriality. Ornis Scandinavica 20: 278–282.

Mavor, R.A., Parsons, M., Heubeck, M., Pickerell, G. & Schmitt, S. (2003) Seabirds numbers and breeding success in Britain and Ireland, 2002. UK Nature Conservation no. 27. JNCC, Peterborough. Abstract/Full text

Mavor, R.A., Parsons, M., Heubeck, M. & Schmitt, S. (2004) Seabird numbers and breeding success in Britain and Ireland, 2003. UK Nature Conservation no. 28. JNCC, Peterborough. Abstract/Full text

Mavor, R.A., Parsons, M., Heubeck, M. & Schmitt, S. (2006) Seabird numbers and breeding success in Britain and Ireland, 2005. UK Nature Conservation no. 30. JNCC, Peterborough. Abstract/Full text

Mavor, R.A., Heubeck, M. Schmitt, S. & Parsons, M. (2008) Seabird numbers and breeding success in Britain and Ireland, 2006. UK Nature Conservation no. 31. JNCC, Peterborough. Abstract/Full text

Maxwell, J. (2002) Nest-site competition with Blue Tits and Great Tits as a possible cause of declines in Willow Tit numbers: observations in the Clyde area. Glasgow Naturalist 24: 47–50.

Maxwell, J. (2003) Scottish Willow Tits hanging on. BTO News 244: 24.

Mayfield, H. (1961) Nesting success calculated from exposure. Wilson Bulletin 73: 255–261.

Mayfield, H. (1975) Suggestions for calculating nest success. Wilson Bulletin 87: 456–466.

Maziarz, M., Grendelmeier, A., Wesolowski, T., Arlettaz, R., Broughton, R.K. & Pasinelli, G. (2018) Patterns of predator behaviour and Wood Warbler Phylloscopus sibilatrix nest survival in a primaeval forest. Ibis 161: 854–866. doi: 10.1111/ibi.12679

McCallum, H.M., Park, K.J., O'Brien, M.G., Gimona, A., Poggio, L. & Wilson, J.D. (2015) Soil pH and organic matter content add explanatory power to Northern Lapwing Vanellus vanellus distribution models and suggest soil amendment as a conservation measure on upland farmland. Ibis 157: 677–687. doi: 10.1111/ibi.12286

McCallum, H.M., Wilson, J.D., Beaumont, D., Sheldon, R., O'Brien, M.G. & Park, K.J. (2016) A role for liming as a conservation intervention? Earthworm abundance is associated with higher soil pH and foraging activity of a threatened shorebird in upland grasslands. Agriculture, Ecosystems & Environment 223: 182–189.

McHugh, N.M., Prior, M., Leather, S.R. & Holland, J.M. (2016a) The diet of Eurasian Tree Sparrow Passer montanus nestlings in relation to agri-environment scheme habitats. Bird Study 63: 279–283. doi: 10.1080/00063657.2016.1182964

McHugh, N.M., Goodwin, C.E.D., Hughes, S., Leather, S.R. & Holland, J.M. (2016b) Agri-Environment Scheme Habitat Preferences of Yellowhammer Emberiza citrinella on English Farmland. Acta Ornithologica 51: 199–209. doi: 10.3161/00016454AO2016.51.2.006

McHugh, N.M., Prior, M., Grice, P.V., Leather, S.R. & Holland, J.M. (2017) Agri-environmental measures and the breeding ecology of a declining farmland bird. Biological Conservation 212: 230–239. doi: 10.1016/j.biocon.2017.06.023

McShea, W.J. & Rappole, J.H. (2000) Managing the abundance and diversity of breeding bird populations through manipulation of deer densities. Conservation Biology 14: 1161–1170.

Mearns, R. (1983) The status of the Raven in southern Scotland and Northumbria. Scottish Birds 12: 211–218.

Meek, W.R, Burman, P.J., Nowakowski, M., Sparks, T.H. & Burman, N.J. (2003) Barn owl release in lowland southern England – a twenty-one year study. Biological Conservation 109: 271–282.

Messenger, A. & Roome, M. (2007) The breeding population of the Hobby in Derbyshire. British Birds 100: 594–608.

Meyrier E, Jenni L, Bötsch Y, Strebel S, Erne B, Tablado Z. (2017) Happy to breed in the city? Urban food resources limit reproductive output in Western Jackdaws. Ecology &  Evolution 7: 1363–1374. doi: 10.1002/ece3.2733

Mezquida, E.T., Svenning, J-C., Summers, R.W. & Benkman, C.W. (2018) Higher spring temperatures increase food scarcity and limit the current and future distributions of crossbills. Diversity & Distributions 24: 473–484. doi: 10.1111/ddi.12694

Michel, V. T., Naef-Daenzer, B., Keil, H., & Grüebler, M.U. (2017) Reproductive consequences of farmland heterogeneity in little owls (Athene noctua). Oecologia 183: 1019–1029. doi: 10.1007/s00442-017-3823-6

Miller, M.W., Leech, D.I., Pearce-Higgins, J.W. & Robinson, R.A. (2017) Multi-state, multi-stage modeling of nest-success suggests interaction between weather and land-use. Ecology 98: 175–186. doi: 10.1002/ecy.1629 

Millon, A., Petty, S.J., Little, B., Giminez, O., Cornulier, T. & Lambin, X. (2014) Dampening prey cycle overrides the impact of climate change on predator population dynamics: a long-term demographic study on tawny owls. Global Change Biology 20: 1770–1781. doi: 10.1111/gcb.12546

Milsom, T.P. (2005) Decline of Northern Lapwing Vanellus vanellus breeding on arable farmland in relation to loss of spring tillage. Bird Study 52: 297–306.

Milsom, T.P., Langton, S.D., Parkin, W.K., Peel, S., Bishop, J.D., Hart, J.D. & Moore, N.P. (2000) Habitat models of bird species’ distribution: an aid to the management of coastal grazing marshes. Journal of Applied Ecology 37: 706–727.

Milsom, T.P., Hart, J.D., Parkin, W.K. & Peel, S. (2002) Management of coastal grazing marshes for breeding waders: the importance of surface topography and wetness. Biological Conservation 103: 199–207.

Mitchell, C., Patterson, D., Boyer, P., Cunningham, P., McDonald, R., Meek, E., Okill, J.D. & Symonds, F. (2000) The summer status and distribution of Greylag Geese in north and west Scotland. Scottish Birds 21: 69–77.

Mitchell, C., King, R. & Cook, T. (2002) Mallard Anas platyrhynchos. In The Migration Atlas: movements of the birds of Britain and Ireland (eds Wernham, C.V., Toms, M.P., Marchant, J.H., Clark, J.A., Siriwardena, G.M. & Baillie, S.R.), pp 193–195. T. & A.D. Poyser, London.

Mitchell, C., Griffin, L., Trinder, M., Newth, J. & Urquhart, C. (2011) The status and distribution of summering Greylag Geese Anser anser in Scotland, 2008–09. Bird Study 58: 338–348.

Mitchell, C., Hearn, R. & Stroud, D. (2012) The merging of populations of Greylag Geese breeding in Britain. British Birds 105: 498–505.

Mitchell, P.I., Newton, S.F., Ratcliffe, N. & Dunn, T.E. (2004) Seabird Populations of Britain and Ireland. T. & A.D. Poyser, London. Summary

Molenaar. F.M., Jaffe, J.E., Carter, I., Barnett, E.A., Shore, R.F., Rowcliffe, J.M., Sainsbury, A.W. (2017) Poisoning of reintroduced red kites (Milvus Milvus) in England. European Journal of Wildlife Research 63: 94.

Møller, A.P. (1984). Geographical trends in breeding parameters of swallows Hirundo rustica and house martins Delichon urbica. Ornis Scandinavica 15: 43-54.

Møller, A.P. (2019) Parallel declines in abundance of insecs and insectivorous birds in Denmark over 22 years. Ecology and Evolution 9: 6581–6587. doi:10.1002/ece3.5236

Møller, A.P., Saino, N., Adamík, P., Ambrosini, R., Antonov, A., Campobello, D., Stokke, B.G., Fossøy, F., Lehikoinen, E., Martin-Vivaldi, M., Moksnes, A., Moskat, C., Røskaft, E., Rubolini, D., Schulze-Hagen, K., Soler, M. & Shykoff, J.A. (2011) Rapid change in host use of the Common Cuckoo Cuculus canorus linked to climate change. Proceedings of the Royal Society B Biological Sciences 278: 733–738.

Møller, A.P., Thorup, O. & Laursen, K. (2018) Predation and nutrients drive population declines in breeding waders. Ecological Applications 28: 1292–1301. doi:10.1002/eap.1729

Monaghan, P., Uttley, J.D., Burns, M.D., Thaine, C. & Blackwood, J. (1989) The relationship between food supply, reproductive effort and breeding success in Arctic Terns Sterna paradisaea. Journal of Animal Ecology 58: 261–274.

Monaghan, P., Uttley, J.D. & Burns, M.D. (1992) Effect of changes in food availability on reproductive effort in Arctic terns Sterna paradisaea. Ardea 80: 71–81.

Moorcroft, D. & Wilson, J.D. (2000) The ecology of Linnets Carduelis cannabina on lowland farmland. In Ecology and Conservation of Lowland Farmland Birds (eds Aebischer, N.J., Evans, A.D., Grice, P.V. & Vickery, J.A.), pp 173–181. British Ornithologists’ Union, Tring.

Moorcroft, D., Bradbury, R.B. & Wilson, J.D. (1997) The diet of nestling Linnets Carduelis cannabina before and after agricultural intensification. 1997 Brighton Crop Protection Conference – Weeds, Conference Proceedings 3: 923–928. British Crop Protection Council, Farnham.

Moorcroft, D., Wilson, J.D. & Bradbury, R.B. (2006) The diet of nestling Linnets Carduelis cannabina on lowland farmland before and after agricultural intensification. Bird Study 53: 156–162.

Morris, A.J. & Gilroy, J.J. (2008) Close to the edge: predation risks for two declining farmland passerines. Ibis 150: 168–177.

Morris, A., Burges, D., Fuller, R.J., Evans, A.D. & Smith, K.W. (1994) The status and distribution of Nightjars Caprimulgus europaeus in Britain in 1992. Bird Study 41: 181–191.

Morris, A., Wilson, J., Whittingham, M. & Bradbury, R. (2005) Indirect effects of pesticides on breeding Yellowhammer (Emberiza citrinella). Agriculture, Ecosystems & Environment 106: 1–16.

Morrison, C.A., Robinson, R.A., Clark, J.A. & Gill, J.A. (2010) Spatial and temporal variation in population trends in a long-distance migratory bird. Diversity & Distributions 16: 620–627.

Morrison, C.A., Robinson, R.A., Clark, J.A., Marca, A.D., Newton, J. & Gill, J.A. (2013a) Using stable isotopes to link breeding population trends to winter ecology in Willow Warblers, Phylloscopus trochilus. Bird Study 60: 211–220.

Morrison, C.A, Robinson, R.A., Clark, J.A., Risely, K. & Gill, J.A. (2013b) Recent population declines in Afro-Palaearctic migratory birds: the influence of breeding and non-breeding seasons. Diversity & Distributions 19: 1051–1058. doi: 10.1111/ddi.12084

Morrison, C.A., Robinson, R.A., Leech, D.I., Dadam, D. & Toms, M. (2014) Using citizen science to investigate the role of productivity in House Sparrow Passer domesticus population trends. Bird Study 61: 91–100. doi: 10.1080/00063657.2013.874975

Morrison, C.A., Robinson, R.A., Clark, J.A., Leech, D.I. & Gill, J.A. (2015) Season-long consequences of shifts in timing of breeding for productivity in Willow Warblers, Phylloscopus trochilus. Bird Study 62: 161–169.

Morrison. C.A., Robinson, R.A. & Pearce-Higgins, J.W. (2016a) Winter wren populations show adaptation to local climate. Royal Society Open Science 3:160250. doi: 10.1098/rsos.160250

Morrison, C.A., Robinson, R.A., Clark, J.A. & Gill, J.A. (2016b) Causes and consequences of spatial variation in sex ratios in a declining bird species. Journal of Animal Ecology 85: 1298–1306. doi: 10.1111/1365-2656.12556

Morrison, C. A., Robinson, R. A., Butler, S. J., Clark, J. A., & Gill, J. A. (2016c) Demographic drivers of decline and recovery in an Afro-Palaearctic migratory bird population. Proceedings of the Royal Society B 283 (1842): 20161387. doi: 10.1098/rspb.2016.1387

Moss, D. & Moss, G.M. (1993) Breeding biology of the Little Grebe Tachybaptus ruficollis in Britain and Ireland. Bird Study 40: 107–114.

Mountford, M.D. (1982) Estimation of population fluctuations with application to the Common Birds Census. Applied Statistics 31: 135–143.

Mountford, M.D. (1985) An index of population change with an application to the Common Birds Census. In Morgan, B.J.T. & North, P.M. (eds) Statistics in Ornithology: 121–132. Springer-Verlag, Berlin.

Müller, M., Spaar, R., Schifferli, L. & Jenni, L. (2005) Effects of changes in farming of subalpine meadows on a grassland bird, the Whinchat (Saxicola rubetra). Journal of Ornithology 146: 14–23.

Murgatroyd, M., Redpath, S.M., Murphy, S.G., Douglas, D.J.T., Saunders, R. & Amar, A. (2019) Patterns of satellite tagged hen harrier disappearances suggest widespread illegal killing on British grouse moors. Nature Communications 10: 1094. doi: 10.1038/s41467-019009044-w

Murray, C., Minderman, J., Allison, J. & Calladine, J. (2016) Vegetation structure influences foraging decisions in a declining grassland bird: the importance of fine-scale habitat and grazing regime. Bird Study 63: 223–232. doi: 10.1080/00063657.2016.1180342

Musgrove, A.J. (2002) The non-breeding status of the Little Egret in Britain. British Birds 95: 62–80.

Musgrove, A.J., Austin, G.E., Hearn, R.D., Holt, C.A., Stroud, D.A. & Wotton, S.R. (2011) Overwinter population estimates of British waterbirds. British Birds 104: 364–397.

Musgrove, A.J., Aebischer, N.J., Eaton, M.A., Hearn, R.D., Newson, S.E., Noble, D.G., Parsons, M., Risely, K. & Stroud, D.A. (2013) Population estimates of birds in Great Britain and the United Kingdom. British Birds 106: 64–100.

Mustin, K., Amar, A. & Redpath, S.M. (2014) Colonization and extinction dynamics of a declining migratory bird are influenced by climate and habitat degradation. Ibis 156: 788–798. doi: 10.1111/ibi.12173

Nelson, S.H., Court, I., Vickery, J.A., Watts, P.N. & Bradbury, R.B. (2003) The status and ecology of the Yellow Wagtail in Britain. British Wildlife 14: 270–274.

Newson, S.E., Woodburn, R.J.W., Noble, D.G., Baillie, S.R. & Gregory, R.D. (2005) Evaluating the Breeding Bird Survey for producing national population size and density estimates. Bird Study 52: 42–54. doi: 10.1080/00063650509461373

Newson, S.E., Ekins, G.R., Marchant, J.H., Rehfisch, M.M. & Sellers, R.M. (2006) The status of inland and coastal breeding Great Cormorants Phalacrocorax carbo in England. Research Report 433. BTO, Thetford.


Abstract (PDF, 405.10 KB)

Newson, S.E., Marchant, J.H., Ekins, G.R. & Sellers, R.M. (2007) The status of inland-breeding Great Cormorants in England. British Birds 100: 289–299.

Newson, S.E., Evans, K.L., Noble, D.G., Greenwood, J.J.D. & Gaston, K.J. (2008) Use of distance sampling to improve estimates of national population sizes for common and widespread breeding birds in the UK. Journal of Applied Ecology 45: 1330–1338. Full text

Newson, S.E., Ockendon, N., Joys, A., Noble, D.G. & Baillie, S.R. (2009) Comparison of habitat-specific trends in the abundance of breeding birds in the UK. Bird Study 56: 233–243.

Newson, S.E., Leech D.I., Hewson, C.M., Crick, H.Q.P. & Grice, P.V. (2010) Potential impact of grey squirrels Sciurus carolinensis on woodland bird populations in England. Journal of Ornithology 151: 211–218.

Newson, S.E., Rexstad, E.A., Baillie, S.R., Buckland, S.T. & Aebischer, N.J. (2010b) Population change of avian predators and grey squirrels in England: is there evidence for an impact on avian prey populations? Journal of Applied Ecology 47: 244–252.

Newson, S.E., Johnston, A., Parrott, D. & Leech, D.I. (2011) Evaluating the population-level impact of an invasive species, Ring-necked Parakeet Psittacula krameri, on native avifauna. Ibis 153: 509–516. Abstract

Newson, S.E., Johnston, A., Renwick, A.R., Baillie, S.R. & Fuller, R.J. (2012) Modelling large-scale relationships between changes in woodland deer and bird populations. Journal of Applied Ecology 49: 278–286.

Newson, S.E., Marchant, J.H., Sellers, R.M., Ekins, G.R., Hearn, R.D. & Burton, N.H.K. (2013) Colonisation and range expansion of inland-breeding Cormorants in England. British Birds 106: 737–743.

Newson, S.E., Moran, N.J., Musgrove, A.J., Pearce-Higgins, J.W., Gillings, S., Atkinson, P.W., Miller, R., Grantham, M.J. & Baillie, S.R. (2016) Long-term changes in the migration phenology of UK breeding birds detected by large-scale citizen science recording schemes. Ibis 158: 481–495.

Newton, I. (1986) The Sparrowhawk. T. & A.D. Poyser, Calton.

Newton, I. (1988) A key factor analysis of a sparrowhawk population. Oecologia 76: 588–596.

Newton, I. (2004) The recent declines of farmland bird populations in Britain: an appraisal of causal factors and conservation actions. Ibis 146: 579–600.

Newton, I. (2006) Movement patterns of Common Crossbills Loxia curvirostra in Europe. Ibis 148: 782–788.

Newton, I. (2013) Organochlorine pesticides and birds. British Birds 106: 189–205.

Newton, I. & Marquiss, M. (1986) Population regulation in Sparrowhawks. Journal of Animal Ecology 55: 463–480.

Newton, I. & Wyllie, I. (1992a) Effects of new rodenticides on owls. In The ecology and conservation of European Owls (eds Galbraith, C.A., Taylor, I.R., Percival, S. & Davies, S.M.), pp 49–54. UK Nature Conservation series 5. JNCC, Peterborough.

Newton, I. & Wyllie, I. (1992b) Recovery of a Sparrowhawk population in relation to declining pesticide contamination. Journal of Applied Ecology 29: 476–484.

Newton, I., Wyllie, I. & Asher, A. (1991) Mortality causes in British Barn Owls Tyto alba, with a discussion of aldrin–dieldrin poisoning. Ibis 133: 162–169.

Newton, I., Wyllie, I. & Dale, L. (1999) Trends in the numbers and mortality patterns of sparrowhawks (Accipiter nisus) and kestrels (Falco tinnunculus) in Britain, as revealed by carcass analyses. Journal of Zoology 248: 139–147.

Nilsson, A.L.K., Knudsen, E., Jerstad, K., Røstad, O.W., Walseng, B., Slagsvold, T. & Stenseth, N.C. (2011) Climate effects on population fluctuations of the white-throated dipper Cinclus cinclus. Journal of Animal Ecology 80: 235–243.

Nilsson, S.G. (1982) Seasonal variation in the survival rate of adult Nuthatches Sitta europaea in Sweden. Ibis 124: 96–100.

Nilsson, S.G. (1987) Limitation and regulation of population density in the Nuthatch Sitta europaea (Aves) breeding in natural cavities. Journal of Animal Ecology 56: 921–937.

Nilsson, S.G., Olsson, O., Svensson, S. & Wiktander, U. (1992) Population trends and fluctuations in Swedish woodpeckers. Ornis Svecica 2: 13–21.

Norman, D. & Peach, W.J. (2013) Density-dependent survival and recruitment in a long-distance Palaearctic migrant, the Sand Martin Riparia riparia. Ibis 155: 284–296.

Norris, K., Brindley, E., Cook, T., Babbs, S., Forster-Brown, C. & Yaxley, R. (1998) Is the density of Redshank Tringa totanus nesting on saltmarshes in Great Britain declining due to changes in grazing management? Journal of Applied Ecology 35: 621–634.

North East Scotland Raptor Study Group (2015) Peregrines in North-east Scotland in 2014 – further decline in the uplands. Scottish Birds 35, 10–14.

O’Brien, M. (2004) Estimating the number of farmland waders breeding in the United Kingdom. Breeding Waders in Europe 2000. International Wader Studies 14 (2006): 135–139.

O'Brien, M. & Wilson, J.D. (2011) Population changes of breeding waders on farmland in relation to agri-environment management. Bird Study 58: 399–408.

Ockendon, N., Hewson, C.M., Johnston, A. & Atkinson, P.W. (2012) Declines in British-breeding populations of Afro-Palaearctic migrant birds are linked to bioclimatic wintering zone in Africa, possibly via constraints on arrival time advancement. Bird Study 59: 111–125. doi: 10.1080/00063657.2011.645798

Ockendon, N., Leech, D. & Pearce-Higgins, J.W. (2013) Climatic effects on breeding grounds are more important drivers of breeding phenology in migrant birds than carry-over effects from wintering grounds. Biology Letters 9. doi: 10.1098/rsbl.2013.0669

Ockendon, N., Johnston, A. & Baillie, S. (2014) Rainfall on wintering grounds affects population change in many species of Afro-Palaearctic migrants. Journal of Ornithology 155: 905–917. doi 10.1007/s10336-014-1073-5

O'Connor, R.J. & Marchant, J.H. (1981) A field validation of some Common Birds Census techniques. Research Report 4. BTO, Tring.

O'Connor, R.J. & Mead, C.J. (1984) The Stock Dove in Britain, 1930–1980. British Birds 77: 181–201.

O'Connor, R.J. & Shrubb, M. (1986) Farming and Birds. Cambridge University Press, Cambridge.

Orell, M. (1989) Population fluctuations and survival of Great Tits Parus major dependent on food supplied by man in winter. Ibis 131: 112–127.

Ormerod, S.J. & Tyler, S.J. (1987a) Dippers Cinclus cinclus and Grey Wagtail Motacilla cinerea as indicators of stream acidity in upland Wales. In The Value of Birds (eds Diamond, A.W. & Filion, F.L.), pp 191–208. ICBP Technical Publication 6. International Council for Bird Preservation, Cambridge.

Ormerod, S.J. & Tyler, S.J. (1987b) Aspects of the breeding ecology of Welsh Grey Wagtail Motacilla cinerea. Bird Study 34: 43–51.

Ormerod, S.J. & Tyler, S.J. (1989) Long-term change in the suitability of Welsh streams for Dippers Cinclus cinclus as a result of acidification and recovery: a modelling study. Environmental Pollution 62: 171–182.

Ormerod, S.J. & Tyler, S.J. (1990) Environmental pollutants in the eggs of Welsh Dippers Cinclus cinclus: a potential monitor of organochlorine and mercury contamination in upland rivers. Bird Study 37: 171–176.

Ormerod, S.J. & Tyler, S.J. (1991) The influence of stream acidification and riparian land use on the feeding ecology of Grey Wagtails Motacilla cinerea in Wales. Ibis 133: 53–61.

Ormerod, S.J. & Tyler, S.J. (1992) Patterns of contamination by organochlorines and mercury in the eggs of two river passerines in Britain and Ireland with reference to individual PCB congeners. Environmental Pollution 76: 233–243.

Ormerod, S.J., O'Halloran, J., Gribbin, S.D. & Tyler, S.J. (1991) The ecology of Dippers Cinclus cinclus in relation to stream acidity in upland Wales: breeding performance, calcium physiology and nestling growth. Journal of Applied Ecology 28: 419–433.

Orros, M.E. & Fellowes, M.D.E. (2014) Supplementary feeding of the reintroduced Red Kite Milvus milvus in UK gardens. Bird Study 61: 260–263.

Orros, M.E. & Fellowes, M.D.E. (2015) Widespread supplementary feeding in domestic gardens explains the return of reintroduced Red Kites Milvus milvus to an urban area. Ibis 157: 230–238. doi: 10.1111/ibi.12237

Owen, M., Atkinson-Willes, G.L. & Salmon, D.G. (1986) Wildfowl in Great Britain. Cambridge University Press, Cambridge.

PACEC (2006) The Economic and Environmental Impact of Sporting Shooting. Public and Corporate Economic Consultants, Cambridge. Full text

Panek, M. (2005) Demography of Grey Partridges Perdix perdix in Poland in the years 1991–2004: reasons of population decline. European Journal of Wildlife Research 51: 14–18.

Panek, M. & Hušek, J. (2014) The effect of oilseed rape occurrence on main prey abundance and breeding success of the Common Buzzard Buteo buteo. Bird Study 61: 457–464. doi:10.1080/00063657.2014.969192

Pannekoek, J. & van Strien, A. (1996) TRIM (TRends and Indices for Monitoring data). Research paper 9634. Statistics Netherlands, Voorburg.

Parkin, D.T., Collinson, M., Helbig, A.J., Knox, A.G. & Sangster, G. (2003) The taxonomic status of Carrion and Hooded Crows. British Birds 96: 274–290.

Parr, S.J. (1994) Changes in the population size and nest sites of Merlins Falco columbarius in Wales between 1970 and 1991. Bird Study 41: 42–47.

Parry, W. & Broughton, R.K. (2019) Nesting behaviour and breeding success of Willow Tits Poecile montanus in north-west England. Ringing & Migration [early view]  doi: 10.1080/03078698.2018.1631610

Parslow, J.L.F. (1973) Breeding Birds of Britain and Ireland. T. & A.D. Poyser, Berkhamsted.

Partridge, J.K. & Smith, K.W. (1992) Breeding wader populations in Northern Ireland, 1985–87. Irish Birds 4: 497–518.

Payevsky, V. (2006) Mechanisms of population dynamics in trans-Saharan bird migrants: a review. Zoologichesky Zhurnal 85: 368–381.

Peach, W.J. (1993) Combining mark recapture data sets for small passerines. In Marked Individuals in the Study of Bird Populations (eds J.-D. Lebreton & P.M. North), pp. 107–122. Birkhauser Verlag, Basel, Switzerland.

Peach, W.J. & Baillie, S.R. (1994) Implementation of the Mountford indexing method for the Common Birds Census. In Hagemeijer, W. & Verstrael, T. (eds.) Bird Numbers 1992. Distribution, Monitoring and Ecological Aspects: 653–662. Proc. 12th Int. Conf. International Bird Census Council and European Ornithological Atlas Committee. SOVON, Beek-Ubbergen.

Peach, W.J., Baillie, S.R. & Underhill, L. (1991) Survival of British Sedge Warblers Acrocephalus schoenobaenus in relation to west African rainfall. Ibis 133: 300–305.

Peach, W.J., Crick, H.Q.P. & Marchant, J.H. (1995a) The demography of the decline in the British Willow Warbler population. Journal of Applied Statistics 22: 905–922.

Peach, W.J., du Feu, C. & McMeeking, J. (1995b) Site tenacity and survival rates of Wrens Troglodytes troglodytes and Treecreepers Certhia familiaris in a Nottinghamshire wood. Ibis 137: 497–507.

Peach, W.J., Buckland, S.T. & Baillie, S.R. (1996) The use of constant effort mist-netting to measure between-year changes in the abundance and productivity of common passerines. Bird Study 43: 142–156.

Peach, W.J., Baillie, S.R. & Balmer, D.E. (1998) Long-term changes in the abundance of passerines in Britain and Ireland as measured by constant effort mist-netting. Bird Study 45: 257–275.

Peach, W.J., Siriwardena, G.M. & Gregory, R.D. (1999) Long-term changes in over-winter survival rates explain the decline of Reed Buntings Emberiza schoeniclus in Britain. Journal of Applied Ecology 36: 798–811. Abstract

Peach, W.J., Robinson, R.A. & Murray, K.A. (2004) Demographic and environmental causes of the decline of rural Song Thrushes Turdus philomelos in lowland Britain. Ibis 146 (Suppl. 2): 50–59. doi: 10.1111/j.1474-919X.2004.00362.x

Peach, W.J., Vincent, K.E., Fowler, J.A. & Grice, P.V. (2008) Reproductive success of house sparrows along an urban gradient. Animal Conservation 11: 493–503. doi 10.1111/j.1469-1795.2008.00209.x

Peach, W.J., Sheehan, D.K. & Kirby, W.B. (2014) Supplementary feeding of mealworms enhances reproductive success in garden nesting House Sparrows Passer domesticus. Bird Study 61: 378–385. doi:10.1080/00063657.2014.918577

Peach, W.J., Mallord, J.W., Ockendon, N., Orsman, C.J. & Haines, W.G. (2015) Invertebrate prey availability limits reproductive success but not breeding population size in suburban House Sparrows Passer domesticus. Ibis 157: 601–613. doi: 10.1111/ibi.12264

Peach, W.J., Mallord, J.W., Ockendon, N., Orsman, C.J. & Haines, W.G. (2018) Depleted suburban House Sparrow Passer domesticus population not limited by food availablity  doi: 10.1007/s11252-018-0784-4

Pearce-Higgins, J.W. (2011) Modelling conservation management options for a southern range-margin population of Golden Plover Pluvialis apricaria vulnerable to climate change. Ibis 153: 345–356.

Pearce-Higgins, J.W. & Crick, H.Q.P. (2019) One-third of English breeding bird species show evidence of population responses to climatic variables over 50 years. Bird Study 66: 159–172.   doi:10.1080/00063657.2019.1630360

Pearce-Higgins, J.W. & Grant, M.C. (2006) Relationships between bird abundance and the composition and structure of moorland vegetation. Bird Study 53: 112–125.

Pearce-Higgins, J.W., Yalden, D.W. & Whittingham, M.J. (2005) Warmer springs advance the breeding phenology of golden plovers Pluvialis apricaria and their prey (Tipulidae). Oecologia 143: 470–476.

Pearce-Higgins, J.W., Dennis, P., Whittingham, M.J. & Yalden, D.W. (2010) Impacts of climate on prey abundance account for fluctuations in a population of a northern wader at the southern edge of its range. Global Change Biology 16: 12–23. doi: 10.1111/j.1365-2486.2009.01883.x

Pearce‐Higgins, J. W., Eglington, S. M., Martay, B., & Chamberlain, D. E. (2015) Drivers of climate change impacts on bird communities. Journal of Animal Ecology 84(4): 943–954.

Pearce-Higgins, J.W., Brown, D.J., Doulas, D.J.T., Alves, J.A., Bellio, M, Bocher, P., Buchanan, G.M., Clay, R.P., Conklin, J., Crockford, N., Dann, P., Elts, J., Friis, C., Fuller, R.A., Gill, J.A., Gosbell, K., Johnson, J.A., Marquez-Ferrando, R., Masero, J.A., Melville, D.S., Millington, S., Minton, C., Mundkur, T., Nol, E., Pehlak, H., Piersma, T., Robin, F., Rogers, D.I., Ruthrauff, D.R., Senner, N.R., Shah, J.N., Sjeldon, R.D., Soloviev, S.A., Tomkovich, P.S. & Verkuil, Y.I. (2017) A global threats overview for Numeniini populations: synthesising expert knowledge for a group of declining migratory birds. Bird Conservation International 27: 6–34. doi: 10.1017/S0959270916000678

PECBMS (2007) The State of Europe's Common Birds 2007. CSO/RSPB, Prague. Full text

PECBMS (2009) The State of Europe's Common Birds 2008. CSO/RSPB, Prague. Full text

PECBMS (2010) Trends of common birds in Europe, 2010 update. European Bird Census Council, Prague. (

PECBMS (2011a) Population Trends of Common European Breeding Birds 2011. CSO, Prague. (leaflet), (full report, including graphs and methods)

PECBMS (2011b) European wild bird indicators, 2011 update.

PECBMS (2012a) Population trends of common European breeding birds 2012. CSO, Prague. Leaflet, full text (including graphs and methods)

PECBMS (2012b) European wild bird indicators, 2012 update. Full text

PECBMS (2018a) Trends of common birds in Europe, 2018 update. EBCC, Prague. Full text

PECBMS (2018b) European wild bird indicators, 2018 update. Full text

Peck, H.L., Pringle, H.E., Marshall, H.H., Owens, I.P.F. & Lord, A M. (2014) Experimental evidence of impacts of an invasive parakeet on foraging behavior of native birds. Behavioral Ecology 25: 582–590. doi: 10.1093/beheco/aru025

Percival, S.M. (1990) Population trends in British Barn Owls, Tyto alba, and Tawny Owls, Strix aluco, in relation to environmental change. Research Report 57. BTO, Tring.

Perdeck, A.C., Visser, M.E. & Van Balen, J.H. (2000) Great Tit Parus major survival and the beech-crop cycle. Ardea 88: 99–108.

Perkins, A., Whittingham, M., Bradbury, R., Wilson, J., Morris, A. & Barnett, P. (2000) Habitat characteristics affecting use of lowland agricultural grassland by birds in winter. Biological Conservation 95: 279–294.

Perkins, A.J., Maggs, H.E., Wilson, J.D., Watson, A. & Smout, C. (2008) Targeted management intervention reduces rate of population decline of Corn Buntings Emberiza calandra in eastern Scotland. Bird Study 55: 52–58.

Perkins, A.J., Maggs, H.E., Watson, A. & Wilson, J.D. (2011) Adaptive management and targeting of agri-environment schemes does benefit biodiversity: a case study of the Corn Bunting Emberiza calandra. Journal of Applied Ecology 48: 514–522.

Perkins, A.J., Watson, A., Maggs, H.E. & Wilson, J.D. (2012) Conservation insights from changing associations between habitat, territory distribution and mating system of Corn Buntings Emberiza calandra over a 20-year population decline. Ibis 154: 601–615. doi: 10.1111/j.1474-919X.2012.01246.x

Perkins, A. J., Maggs, H. E., Wilson, J. D., & Watson, A. (2013) Delayed mowing increases corn bunting Emberiza calandra nest success in an agri-environment scheme trial. Agriculture, Ecosystems & Environment 181: 80–89. doi: 10.1016/j.agee.2013.09.010

Perkins, A.J., Maggs, H.E. & Wilson, J.D. (2015) Crop sward structure explains seasonal variation in nest site selection and informs agri-environment scheme design for a species of high conservation concern: the Corn Bunting Emberiza calandra. Bird Study 62: 474–485. doi: 10.1080/00063657.2015.1076763

Perkins, A.J., Maggs, H., Stephan, Y., Corrigan, A. & Wilson, J.D. (2017) Effectiveness of SRDP in corn bunting conservation: assessing the impact of six years of targeted agrienvironment schemes. Scottish Natural Heritage Commissioned Report No. 941. Full report

Perrig, M., Grüebler, M.U., Keil, H. & Naef‐Daenzer, B. (2017) Post‐fledging survival of Little Owls Athene noctua in relation to nestling food supply. Ibis 159: 532–540.

Perrins, C. (2003) The status of Marsh and Willow Tits in the UK. British Birds 96: 418–426.

Perrins, C.M. & Martin, P. (1999) The impact of lost and discarded fishing line and tackle on Mute Swans. Phase 1, R & D Technical Report W200. Environment Agency, Bristol.

Perrins, C.M. & Overall, R. (2001) Effect of increasing numbers of deer on bird populations in Wytham Woods, central England. Forestry 74: 299–309.

Perrins, C.M. & Sears, J. (1991) Collisions with overhead wires as a cause of mortality in Mute Swans, Cygnus olor. Wildfowl 42: 5–11.

Petty, S.J., Anderson, D.I.K., Davison, M., Little, B., Sherratt, T.N., Thomas, C.J. & Lambin, X. (2003) The decline of Common Kestrels Falco tinnunculus in a forested area of northern England: the role of predation by Northern Goshawk Accipiter gentilis. Ibis 145: 472–483.

Phillimore, A. B., Leech, D. I., Pearce‐Higgins, J. W., & Hadfield, J. D. (2016) Passerines may be sufficiently plastic to track temperature‐mediated shifts in optimum lay date. Global Change Biology 22:  3259–3272. doi: 10.1111/gcb.13302

Pienkowski, M.W. (1991) Using long-term ornithological studies in setting targets for conservation in Britain. Ibis 133 (Suppl. 1): 62–75.

Plummer, K.E., Siriwadena, G.M., Conway, G.J., Risely, K. & Toms, M.P. (2015) Is supplementary feeding in gardens a driver of evolutionary change in a migratory bird species? Global Change Biology 21: 4353–4363. doi: 10.1111/gcb.13070

Plummer, K.E., Risely, K., Toms, M.P. & Siriwardena, G.M. (2019) The composition of British bird communities is associated with long-term garden bird feeding. Nature Communications 10: 2088.  doi:10.1038/s41467-019-10111-5

Plummer, M. (2003) JAGS: a program for analysis of Bayesian graphical models using Gibbs sampling. Proceedings of the Third International Workshop on Distributed Statistical Computing, Vienna, Austria. doi Full text

Potts, G. (1980) The effects of modern agriculture, nest predation and game management on the population ecology of partridges Perdix perdix and Alectoris rufa. Advances in Ecological Research 11: 2–79.

Potts, G.R. (2012) Partridges. Collins, London.

Potts, G. & Aebischer, N. (1995) Population dynamics of the Grey Partridge Perdix perdix 1793–1993: monitoring, modelling and management. Ibis 137: 29–37.

Poulin, B., Lefebvre, G. and Paz, L. (2010). Red flag for green spray: adverse trophic effects of Bti on breeding birds. Journal of Applied Ecology 47: 884-889.

Powolny, T., Eraud, C., LeRest, K. & Bretagnolle, V. (2018) Seed depletion and landscape structure affect aggregative response in two wintering passerine birds. Bird Study 65: 98–107. doi: 10.1080/00063657.2017.1414144

Prater, A.J. (1989) Ringed Plover Charadrius hiaticula breeding population of the United Kingdom in 1984. Bird Study 36: 154–159.

Prestt, I. (1965) An enquiry into the recent breeding status of some smaller birds of prey and crows in Britain. Bird Study 12: 196–221.

Prince, P. & Clarke, R. (1993) The hobby's breeding range in Britain. British Wildlife 4: 341–346.

Pringle, H., Wilson, M., Calladine, J. & Siriwardena, G. (2019) Associations between gamebird releases and generalist predators. Journal of Applied Ecology 56: 2102–2113. doi:10.1111/1365-2664.13451

Proffitt, F.M., Newton, I., Wilson, J.D. & Siriwardena, G.M. (2004) Bullfinch Pyrrhula pyrrhula breeding ecology in lowland farmland and woodland: comparisons across time and habitat. Ibis 146 (Suppl. 2): 78–86. doi: 10.1111/j.1474-919X.2004.00363.x

Prytherch, R.J. (2013) The breeding biology of the Common Buzzard. British Birds 106: 264–279.

Rands, M. (1985) Pesticide use on cereals and the survival of Grey Partridge chicks: a field experiment. Journal of Applied Ecology 22: 49–54.

Ratcliffe, D.A. (1993) The Peregrine Falcon. Second edition. T. & A.D. Poyser, London.

Ravenscroft, N.O.M. (1989) The status and habitat of the Nightjar Caprimulgus europaeus in coastal Suffolk. Bird Study 36: 161–169. doi: 10.1080/00063658909477021

Rebecca, G.W. (2011) Spatial and habitat-related influences on the breeding performance of Merlins in Britain. British Birds 104: 202–216.

Rebecca, G.W. & Bainbridge, I.P. (1998) The breeding status of the Merlin Falco columbarius in Britain in 1993–94. Bird Study 45: 172–187.

Rebecca, G., Cosnette, B., Craib, J., Duncan, A., Etheridge, B., Francis, I., Hardey, J., Pout, A. & Steele, L. (2016) The past, current and potential status of breeding Hen Harriers in North-east Scotland. British Birds 109: 69–134.

Redpath, S. & Thirgood, S. (1997) Birds of Prey and Red Grouse. HMSO, London.

Redpath, S. & Thirgood, S. (1999) Numerical and functional responses in generalist predators: Hen Harriers and Peregrines on Scottish grouse moors. Journal of Animal Ecology 68: 879–892.

Redpath, S. & Thirgood, S. (2009) Hen harriers and red grouse: moving towards consensus? Journal of Applied Ecology 46: 961–963.

Redpath, S., Thirgood, S. & Clarke, R. (2002a) Field vole Microtus agrestis abundance and Hen Harrier Circus cyaneus diet and breeding in Scotland. Ibis 144: E33–E38.

Redpath, S., Arroyo, B., Etheridge, B., Leckie, F., Bouwman, K. & Thirgood, S. (2002b) Temperature and Hen Harrier productivity: from local mechanisms to geographical patterns. Ecography 25: 533–540.

Reed, T. (1985) Estimates of British breeding wader populations. Wader Study Group Bulletin 45: 11–12.

Reed, T.E., Jenouvrier, S. & Visser, M.E. (2012) Phenological mismatch strongly affects individual fitness but not population demography in a woodland passerine. Journal of Animal Ecology. doi: 10.1111/j.1365-2656.2012.02020.x

Reed, T.E., Grøtan, V., Jenouvrier, S., Sæther, B.-E. & Visser, M.E. (2013) Population growth in a wild bird is buffered against phenological mismatch. Science 340 (6131): 488–491. doi: 10.1126/science.1232870

Reed, T.E., Gienapp, P. & Visser, M.E. (2015) Density dependence and microevolution interactively determine effects of phenology mismatch on population dynamics. Oikos 124: 81–91.

Rehfisch, M.M., Wernham, C.V. & Marchant, J.H. (eds) (1999) Population, distribution, movements and survival of fish-eating birds in Great Britain. DETR, London.

Rehfisch, M.M, Austin, G.E., Holloway, S.J., Allan, J.R. & O’Connell, M. (2002) An approach to the assessment of change in the numbers of Canada Geese Branta canadensis and Greylag Geese Anser anser in southern Britain. Bird Study 49: 50–59.

Renwick, A.R., Massimino, D., Newson, S.E., Chamberlain, D.E., Pearce-Higgins, J.W. & Johnston, A. (2012) Modelling changes in species’ abundance in response to projected climate change. Diversity and Distributions 18: 121–132.

Reyns, N., Casaer, J., De Smet, L., Devos, K., Huysentruyt, F., Robertson, P.A., Verbeke, T. & Adriaens, T. (2018) Cost-benefit analysis for invasive species control: the case of greater Canada goose Branta canadensis in Flanders (northern Belgium). Peer J 6: e4283. doi: 10.7717/peerj.4283

Rhymer, C.M., Devereux, C.L., Denny, M.J.H. & Whittingham, M.J. (2012) Diet of Starling Sturnus vulgaris nestlings on farmland: the importance of Tipulidae larvae. Bird Study 59: 426–436.

Richner, H. (1992) The effect of extra food on fitness in breeding Carrion Crows. Ecology 73: 330–335.

Riddiford, N. (1983) Recent declines of Grasshopper Warblers Locustella naevia at British bird observatories. Bird Study 30: 143–148.

Risely, K., Baillie, S.R., Eaton, M.A., Joys, A.C., Musgrove, A.J., Noble, D.G., Renwick, A.R. & Wright, L.J. (2010) The Breeding Bird Survey 2009. Research Report 559. BTO, Thetford.

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Risely, K., Renwick, A.R., Dadam, D., Eaton, M.A., Johnston, A., Baillie, S.R., Musgrove, A.J. & Noble, D.G. (2011) The Breeding Bird Survey 2010. Research Report 597. British Trust for Ornithology, Thetford.

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Risely, K., Massimino, D., Johnston, A., Newson, S.E., Eaton, M.A., Musgrove, A.J., Noble, D.G., Procter, D. & Baillie, S.R. (2012) The Breeding Bird Survey 2011. Research Report 624. British Trust for Ornithology, Thetford.

Full text

Full text (PDF, 2.85 MB)
Risely, K., Massimino, D., Newson, S.E., Eaton, M.A., Musgrove, A.J., Noble, D.G., Procter, D. & Baillie, S.R. (2013) The Breeding Bird Survey 2012. Research Report 645. British Trust for Ornithology, Thetford.

Full text

Full text (PDF, 3.11 MB)

Robertson, D. (2003) Eurasian Reed Warblers in Scotland: a review of probable breeding records. Scottish Birds 24: 36–39.

Robertson, G.S., Aebischer, N.J. & Baines, D. (2017) Using harvesting data to examine temporal and regional variation in red grouse abundance in the British uplands. Wildlife Biology 2017(1):wlb.00276. 2017. doi: 10.2981/wlb.00276

Robertson, H.A. (1990) Breeding of Collared Doves Streptopelia decaocto in rural Oxfordshire, England. Bird Study 37: 73–83.

Robertson, P.A. (1991) Estimating the nesting success and productivity of British Pheasants Phasianus colchicus from nest-record schemes. Bird Study 38: 73–79.

Robertson, P.A., Mill, A.C., Rushton, S.P., McKenzie, A.J., Sage, R.B. & Aebischer, N.J. (2017) Pheasant release in Great Britain: long-term and large-sclae changes in the survival of a managed bird. European Journal of Wildlife Research 63: 100.  doi: 10.1007/s10344-017-1157-7

Robertson, P.A., Woodburn, M.I.A., Tapper, S.C. & Stoate, C. (1989) Estimating game densities in Britain from land-use maps. Institute of Terrestrial Ecology, Grange-over-Sands.

Robinson, R.A. & Sutherland, W.J. (2002) Post-war changes in arable farming and biodiversity in Great Britain. Journal of Applied Ecology 39: 157–176.

Robinson, R.A., Wilson, J.D. & Crick, H.Q.P. (2001) The importance of arable habitat for farmland birds in grassland landscapes. Journal of Applied Ecology 38: 1059–1069.

Robinson, R.A., Siriwardena, G.M. & Crick, H.Q.P. (2002) Status and population trends of the Starling Sturnus vulgaris in Great Britain. In Investigation into the causes of the decline of starlings and house sparrows in Great Britain (eds Crick, H.Q.P., Robinson, R.A., Appleton, G.F., Clark, N.A. & Rickard, A.D.), pp 11–32. Research Report 290. BTO, Thetford.

Robinson, R.A., Crick, H.Q.P. & Peach, W.J. (2003) Population trends of Swallows Hirundo rustica breeding in Britain. Bird Study 50: 1–7. doi: 10.1080/00063650309461283

Robinson, R.A., Green, R.E., Baillie, S.R., Peach, W.J. & Thomson, D.L. (2004) Demographic mechanisms of the population decline of the song thrush Turdus philomelos in Britain. Journal of Animal Ecology 73: 670–682. doi: 10.1111/j.0021-8790.2004.00841.x

Robinson, R.A., Siriwardena, G.M. & Crick, H.Q.P. (2005a) Status and population trends of Starling Sturnus vulgaris in Great Britain. Bird Study 52: 252–260.

Robinson, R.A., Siriwardena, G.M. & Crick, H.Q.P. (2005b) Size and trends of the House Sparrow Passer domesticus population in Great Britain. Ibis 147: 552–562. doi: 10.1111/j.1474-919x.2005.00427.x

Robinson, R.A., Freeman, S.N., Balmer, D.E. & Grantham, M.J. (2007a) Cetti’s Warbler Cettia cetti: analysis of an expanding population. Bird Study 54: 230–235. doi: 10.1080/00063650709461479

Robinson, R.A., Baillie, S.R. & Crick, H.Q.P. (2007b) Weather-dependent survival: implications of climate change for passerine population processes. Ibis 149: 357–364.

Robinson, R.A., Balmer, D.E. & Marchant, J.H. (2008) Survival rates of hirundines in relation to British and African rainfall. Ringing & Migration 24: 1–6.

Robinson, R.A., Kew, J.J. & Kew, A.J. (2010a) Survival of suburban blackbirds Turdus merula varies seasonally but not by sex. Journal of Avian Biology 41: 83–87. doi: 10.1111/j.1600-048X.2009.04789.x

Robinson, R.A., Lawson, B., Toms, M.P., Peck, K.M., Kirkwood, J.K., Chantrey, J., Clatworthy, I.R., Evans, A.D., Hughes, L.A., Hutchinson, O.C., John, S.K., Pennycott, T.W., Perkins, M.W., Rowley, P.S., Simpson, V.R., Tyler, K.M. & Cunningham, A.A. (2010b) Emerging infectious disease leads to rapid population declines of common British birds. PLoS ONE 5(8): e12215. Abstract/Full text

Robinson, R.A., Baillie, S.R. & King, R. (2012) Population processes in European Blackbirds Turdus merula: a state–space approach. Journal of Ornithology 152: 419–433. Abstract

Robinson, R.A., Morrison, C.A. & Baillie, S.R. (2014) Integrating demographic data: towards a framework for monitoring wildlife populations at large spatial scales. Methods in Ecology and Evolution 5: 1361–1372. doi: 10.1111/2041-210X.12204

Ronka, M.T.H., Saari, C.L.V., Lehikoinen, E.A., Suomela, J. & Hakkila, K. (2005) Environmental changes and population trends of breeding waterfowl in northern Baltic Sea. Annales Zoologici Fennici 42: 587–602.

Rooney, E., Reid, N. & Montgomery, W.I. (2015) Supplementary feeding increases Common Buzzard Buteo buteo productivity but only in poor-quality habitat. Ibis 157: 181–185. doi: 10.1111/ibi.12218

Roos, S., Smart, J., Gibbons, D.W. & Wilson, J.D. (2018) A review of predation as a limiting factor for bird populations in mesopredator-rich landscapes: a case study of the UK. Biological Reviews 93: 1915–1937. doi: 10.1111/brv.12426

Rossmanith, E., Hontsch, K., Blaum, N. & Jeltsch, F. (2007) Reproductive success and nestling diet in the Lesser Spotted Woodpecker (Picoides minor): the early bird gets the caterpillar. Journal of Ornithology 148: 323–332.

Rowell, H.E. & Spray, C.J. (2004) The Mute Swan Cygnus olor (Britain and Ireland populations) in Britain and Northern Ireland 1960/61 – 2000/01. Waterbird Review Series, The Wildfowl & Wetlands Trust/Joint Nature Conservation Committee, Slimbridge.

Rubolini, D., Saino, N. & Møller, A.P. (2010) Migratory behaviour constrains the phenological response of birds to climate change. Climate Research 42: 45–55.

Sæther, B. E., Visser, M. E., Grøtan, V., & Engen, S. (2016, April). Evidence for r-and K-selection in a wild bird population: a reciprocal link between ecology and evolution. Proceedings of the Royal Society B 283 (1829): 20152411. doi: 10.1098/rspb.2015.2411 

Sage, R.B., Woodbum, M.I.A., Davis, C., Aebischer, N.J. (2002) The effect of an experimental infection of the nematode Heterakis gallinarum on hand-reared grey partridges Perdix perdix. Parasitology 124: 529–535.

Sage. R.B., Turner, C.V., Woodburn, M.I.A., Hoodless, A.N., Draycott, R.A.H. & Sotherton, N.W. (2018) Predation of released pheasants Phasianus colchicus on lowland farmland in the UK and the effect of predator control. European Journal of Wildlife Research 64: 14.  doi:10.1007/s10344-018-1174-1

Saino, N., Szép, T., Ambrosini, R., Romano, M. & Møller, A.P. (2004) Ecological conditions during winter affect sexual selection and breeding in a migratory bird. Proceedings of the Royal Society of London Series B 271: 681–686. Full text

Saino, N., Rubolini, D., Lehikoinen, E., Sokolov, L., Bonisoli-Alquati, A., Ambrosini, R., Boncoraglio, G. & Møller, A. (2009) Climate change effects on migration phenology may mismatch brood parasitic cuckoos and their hosts. Biology Letters 5: 539–541.

Saino, N., Romano, M., Caprioli, M., Ambrosini, R., Rubolini, D., Scandolara, C. & Romano, A. (2012) A ptilochronological study of carry-over effects of conditions during wintering on breeding performance in the barn swallow Hirundo rustica. Journal of Avian Biology 43: 513–524. doi: 10.1111/j.1600-048X.2012.05622.x

Sálek, M. & Schröpfer, L. (2008) Population decline of the Little Owl (Athene noctua Scop.) in the Czech Republic. Polish Journal of Ecology 56: 527–534.

Samplonius, J.M., Bartošová, L., Burgess, M.D., Bushuev, A.V., Eeva, T., Ivankina, E.V., Kerimov, A.B., Krams, I., Laaksonen, T., Mägi, M., Mänd, R., Potti, Török, J., Trnka, M., Visser, M.E., Zang, H. & Both, C. (2018) Phenological sensitivity to climate change is higher in resident than in migrant bird populations among European cavity breeders. Global Change Biology 24: 3780–3790. doi: 10.1111/gcb.14160

Samplonius, J.M. & Both, C. (2019) Climate change may affect fatal competition between two bird species. Current Biology 29: 327–331.  doi:10.1016/j.cub.2018.11.063

Sanderson, F.J., Donald, P.F., Pain, D.J., Burfield, I.J. & van Bommel, F.P.J. (2006) Long-term population declines in Afro–Palearctic migrant birds. Biological Conservation 131: 93–105.

Sansom, A., Etheridge, B., Smart, J. & Roos, S. (2016) Population modelling of North Scotland red kites in relation to the cumulative impacts of wildlife crime and wind farm mortality. Scottish Natural Heritage Commissioned Report No. 904. Full Report

Sanz, J.J. (2002) Climate change and breeding parameters of Great and Blue Tits throughout the Western Palaearctic. Global Change Biology 8: 409–422.

SAS Institute (2011) SAS/STAT 9.4 user's guide. SAS Institute, Cary, North Carolina.

Sauter, A., Korner-Nievergelt, F. & Jenni, L. (2010) Evidence of climate change effects on within-winter movements of European Mallards Anas platyrhynchos. Ibis 152: 600–609.

Schaub, M., Ullrich, B., Knötzsch, G., Albrecht, P. & Meisser, C. (2006) Local population dynamics and the impact of scale and isolation: a study on different Little Owl populations. Oikos 115: 389–400.

Schaub, M., Jakober, H. & Stauber, W. (2011) Demographic response to environmental variation in breeding, stopover and non-breeding areas in a migratory passerine. Oecologia 167: 445–459.

Schekkerman, H., Teunissen, W.A. & Oosterveld, E. (2009) Mortality of Black-tailed Godwit Limosa limosa and Northern Lapwing Vanellus vanellus chicks in wet grasslands: influence of predation and agriculture. Journal of Ornithology 150: 133–145.

Schmidt, J., Eilers, A., Schimkat, M., Krause-Heiber, J., Timm, A., Nachtigall, W., & Kleber, A. (2017) Effect of Sky Lark plots and additional tramlines on territory densisities of the Sky Lark Alauda arvensis in an intensively managed agricultural landscape. BirdStudy 64: 1–11. doi:  10.1080/00063657.2016.1271394

Scott, G.W., Jardine, D.C., Hills, G. & Sweeney, B. (1998) Changes in Nightjar Caprimulgus europaeus populations in upland forests in Yorkshire. Bird Study 45: 219–225.

Selas, V., Steen, R., Kobro, S., Lislevand, T. & Stenberg, I. (2008) Direct and indirect weather impacts on spring populations of Lesser Spotted Woodpecker (Dendrocopos minor) in Norway. Scandinavian Journal of Forest Research 23: 148–153.

Sellers, R.M. (2006) Breeding population estimate for Northern Wheatear in Britain. British Birds 99: 533–535.

Senar, J. C., Montalvo, T., Pascual, J. & Peracho, V. (2017) Reducing the availability of food to control feral pigeons: changes in population size and composition. Pest Management Science 73: 313–317. doi: 10.1002/ps.4272

Sergio, F., Boto, A., Scandolara, C. & Bogliani, G. (2002) Density, nest sites, diet, and productivity of Common Buzzards (Buteo buteo) in the Italian pre-Alps. Journal of Raptor Research 36: 24–32.

Sergio, F., Scandolara, C., Marchesi, L., Pedrini, P. & Penteriani, V. (2005) Effect of agro-forestry and landscape changes on Common Buzzards (Buteo buteo) in the Alps: implications for conservation. Animal Conservation 8: 17–25.

Setchfield, R.P., Mucklow, C., Davey, A., Bradter, U. & Anderson, G.Q.A. (2012) An agri-environment option boosts productivity of Corn Buntings Emberiza calandra in the UK. Ibis 154: 235–247. doi: 10.1111/j.1474-919X.2011.01207.x

Setchfield, R. P. and Peach, W. J. (2016), The influence of crop tiller density on the breeding performance of a cereal-nesting specialist. Journal of Applied Ecology 53: 1403–1439. doi: 10.1111/1365-2664.12704

Sharpe, F., Clark, J. & Leech, D. (2008) Does variation in demographic parameters account for regional variation in Northern Lapwing Vanellus vanellus population declines across Great Britain? Bird Study 55: 247–256.

Sharps, E., Smart, J., Skov, M.W., Garbutt, A. & Hiddink, J.G. (2015) Light grazing of saltmarshes is a direct and indirect cause of nest failure in Common Redshank Tringa totanus. Ibis 157: 239–249. doi: 10.1111/ibi.12249

Sharps, E., Garbutt, A., Hiddink, J.G., Smart, J. & Skov, M.W. (2016) Light grazing of saltmarshes increases the availability of nest sites for Common Redshank Tringa totanus, but reduces their quality. Agriculture, Ecosystems & Environment 221: 71-78. doi: 10.1016/j.agee.2016.01.030

Sharps, K., Henderson, I., Conway, G., Armour-Chelu, N. & Dolman, P.M. (2015) Home-range size and habitat use of European Nightjars Caprimulgus europaeus nesting in a complex plantation-forest landscape. Ibis 157: 260–272.

Sharrock, J.T.R. (1976) The Atlas of Breeding Birds in Britain and Ireland. T. & A.D. Poyser, Berkhamsted.

Shaw, L.M., Chamberlain, D.E. & Evans, M.R. (2008) The house sparrow Passer domesticus in urban areas: reviewing a possible link between post-decline distribution and human socioeconomic status. Journal of Ornithology 149: 293–299. Abstract doi: 10.1007/s10336-008-0285-y

Shaw, L.M., Chamberlain, D., Conway, G. & Toms, M. (2011) Spatial distribution and habitat preferences of the House Sparrow Passer domesticus in urbanised landscapes. Research Report 599. BTO, Thetford.

Full text

Full text (PDF, 628.20 KB)

Shawyer, C.R. (1985) Rodenticides: a review and assessment of their potential hazard to non-target wildlife with special reference to the Barn Owl Tyto alba. The Hawk Trust, London.

Shawyer, C.R. (1987) The Barn Owl in the British Isles: its past, present and future. The Hawk Trust, London.

Shawyer, C.R. (1998) The Barn Owl. Arlequin Press, Chelmsford.

Shawyer, C.R. & Dixon, N. (1999) Impact of roads on Barn Owl Tyto alba populations. Highways Agency, London.

Shore, R.F., Meek, W.R., Sparks, T.H., Pywell, R.F. & Nowakowski, M. (2005) Will Environmental Stewardship enhance small mammal abundance on intensively managed farmland? Mammal Review 34: 277–284.

Shortall, C.R., Moore, A., Smith, E., Hall, M.J., Woiwod, I.P. & Harrington, R. (2009) Long-term changes in the abundance of flying insects. Insect Conservation and Diversity 2: 251–260. doi: 10.1111/j.1752-4598.2009.00062.x

Shrubb, M. (1990) Effects of agricultural change on nesting Lapwings Vanellus vanellus in England and Wales. Bird Study 37: 115–127.

Shrubb, M. (1993) The Kestrel. Hamlyn, London.

Shrubb, M., Lack, P. & Greenwood, J. (1991) The numbers and distribution of Lapwings Vanellus vanellus nesting in England and Wales in 1987. Bird Study 38: 20–37.

Sierro, A. & Erhardt, A. (2019) Light pollution hampers recolonization of revitalised European Nightjar habitats in the Valais (Swiss Alps). Journal of Ornithology 160: 749–761. doi:10.1007/s10336-019-01659-6

Sim, I.M.W., Campbell, L., Pain, D.J. & Wilson, J.D. (2000) Correlates of the population increase of Common Buzzards Buteo buteo in the West Midlands between 1983 and 1996. Bird Study 47: 154–164.

Sim, I.M.W., Cross, A.V., Lamacraft, D.L. & Pain, D.J. (2001a) Correlates of Common Buzzard Buteo buteo density and breeding success in the West Midlands. Bird Study 48: 317–329.

Sim, I.M.W., Gibbons, D.W., Bainbridge, I.P. & Mattingley, W.A. (2001b) Status of the Hen Harrier Circus cyaneus in the UK and the Isle of Man in 1998. Bird Study 48: 341–353.

Sim, I.M.W., Gregory, R.D., Hancock, M.H. & Brown, A.F. (2005) Recent changes in the abundance of British upland breeding birds. Bird Study 52: 261–275.

Sim, I.M.W., Dillon, I.A., Eaton, M.A., Etheridge, B., Lindley, P., Riley, H., Saunders, R., Sharpe, C. & Tickner, M. (2007a) Status of the Hen Harrier Circus cyaneus in the UK and Isle of Man in 2004, and a comparison with the 1988/89 and 1998 surveys. Bird Study 54: 256–267.

Sim, I.M.W., Burfield, I.J., Grant, M.C., Pearce-Higgins, J.W. & Brooke, M. de L. (2007b) The role of habitat composition in determining breeding site occupancy in a declining Ring Ouzel Turdus torquatus population. Ibis 149: 374–385.

Sim, I., Rollie, C., Arthur, D., Benn, S., Booker, H., Fairbrother, V., Green, M., Hutchinson, K., Ludwig, S., Nicoll, M., Poxton, I., Rebecca, G., Smith, L., Stanbury, A. & Wilson, P. (2010) The decline of the Ring Ouzel in Britain. British Birds 103, 229–239.

Sim, I.M.W., Rebecca, G.W., Ludwig, S.C., Grant, M.C. & Reid, J.M. (2011) Characterizing demographic variation and contributions to population growth rate in a declining population. Journal of Animal Ecology 80: 159–170.

Sim, I.M.W., Wilkinson, N.I., Scridel, D., Anderson, D. & Roos, S. (2015) Food supplementation does not increase demographic rates in a passerine species of conservation concern. Nature Conservation 10: 25–43. doi: 10.3897/natureconservation.10.4556 

Simms, E. (1989) The Song Thrush. Shire Natural History, Aylesbury.

Siriwardena, G.M. (2004) Possible roles of habitat, competition and avian nest predation in the decline of the Willow Tit Parus montanus in Britain. Bird Study 51: 193–202. doi: 10.1080/00063650409461354

Siriwardena, G.M. (2006) Avian nest predation, competition and the decline of British Marsh Tits Parus palustris. Ibis 148: 255–265. doi: 10.1111/j.1474-919X.2006.00525.x

Siriwardena, G.M. & Stevens, D.K. (2004) Effects of habitat on the use of supplementary food by farmland birds in winter. Ibis 146: 144–154.

Siriwardena, G.M., Baillie, S.R., Buckland, S.T., Fewster, R.M., Marchant, J.H. & Wilson, J.D. (1998a) Trends in the abundance of farmland birds: a quantitative comparison of smoothed Common Birds Census indices. Journal of Applied Ecology 35: 24–43. doi: 10.1046/j.1365-2664.1998.00275.x

Siriwardena, G.M., Baillie, S.R. & Wilson, J.D. (1998b) Variation in the survival rates of British passerines with respect to their population trends on farmland. Bird Study 45: 276–292.

Siriwardena, G.M., Baillie, S.R. & Wilson, J.D. (1999) Temporal variation in the annual survival rates of six granivorous birds with contrasting population trends. Ibis 141: 621–636.

Siriwardena, G.M., Baillie, S.R., Crick, H.Q.P., Wilson, J.D. & Gates, S. (2000a) The demography of lowland farmland birds. In Proceedings of the 1999 BOU Spring Conference: Ecology and Conservation of Lowland Farmland Birds (eds. N.J. Aebischer, A.D. Evans, P.V. Grice & J.A. Vickery), pp 117–133. British Ornithologists' Union, Tring.

Siriwardena, G.M., Baillie, S.R., Crick, H.Q.P. & Wilson, J.D. (2000b) The importance of variation in the breeding performance of seed-eating birds for their population trends on farmland. Journal of Applied Ecology 37: 128–148. Abstract/Full text

Siriwardena, G.M., Crick, H.Q.P., Baillie, S.R. & Wilson, J.D. (2000c) Agricultural habitat-type and the breeding performance of granivorous farmland birds in Britain. Bird Study 47: 66–81.

Siriwardena, G.M., Freeman, S.N. & Crick, H.Q.P. (2001a) The decline of the Bullfinch Pyrrhula pyrrhula in Britain: is the mechanism known? Acta Ornithologica 36: 143–152.

Siriwardena, G., Baillie, S., Crick, H. & Wilson, J. (2001b) Changes in agricultural land-use and breeding performance of some granivorous farmland passerines in Britain. Agriculture, Ecosystems & Environment 84: 191–206.

Siriwardena, G.M., Wilson, J.D., Baillie, S.R. & Crick, H.Q.P. (2001c) Can the historical CBC trend for Skylark be ‘recovered’ using present-day agricultural habitat preferences and changes in agricultural land use? In The Ecology and Conservation of Skylarks (eds Donald, P.F. & Vickery, J.A.), 56–60. RSPB, Sandy.

Siriwardena, G.M., Robinson, R.A. & Crick, H.Q.P. (2002) Status and population trends of the house sparrow Passer domesticus in Great Britain. In Investigation into the causes of the decline of starlings and house sparrows in Great Britain (eds Crick, H.Q.P., Robinson, R.A., Appleton, G.F., Clark, N.A. & Rickard, A.D.), pp 33–52. Research Report 290. BTO, Thetford.

Siriwardena, G.M., Stevens, D.K., Anderson, G.Q.A., Vickery, J.A., Calbrade, N.A. & Dodd, S. (2007) The effect of supplementary winter seed food on breeding populations of farmland birds: evidence from two large-scale experiments. Journal of Applied Ecology 44: 920–932.

Siriwardena, G.M., Calbrade, N.A. & Vickery, J.A. (2008) Farmland birds and late-winter food: does seed supply fail to meet demand? Ibis 150: 585–595.

Sitters, H.P., Fuller, R.J., Hoblyn, R.A., Wright, M.T., Cowie, N. & Bowden, C.G.R. (1996) The Woodlark Lullula arborea in Britain: population trends, distribution and habitat occupancy. Bird Study 43: 172–187.

Smart, J., Gill, J.A., Sutherland, W.J. & Watkinson, A.R. (2006) Grassland-breeding waders: identifying key habitat requirements for management. Journal of Applied Ecology 43: 454–463.

Smart, J., Taylor, E., Amar, A., Smith, K., Bierman, S., Carpenter, J., Grice, P., Currie, F., Smithers, R., Fuller, R. & Hewson, C. (2007) Habitat associations of woodland birds: implications for woodland management for declining species. Research Report 26. RSPB, Sandy. Full text

Smart, J., Amar, A., O'Brien, M., Grice, P. & Smith, K. (2008) Changing land management of lowland wet grasslands of the UK: impacts on snipe abundance and habitat quality. Animal Conservation 11: 339–351.

Smart, J., Amar, A., Sim, I.M.W., Etheridge, B., Cameron, D., Christie, G. & Wilson, J.D. (2010) Illegal killing slows population recovery of a re-introduced raptor of high conservation concern – the Red Kite Milvus milvus. Biological Conservation 143: 1278–1286. doi: 10.1016/j.biocon.2010.03.002

Smart, J., Bolton, M., Hunter, F., Quayle, H., Thomas, G. & Gregory, R.D. (2013) Managing uplands for biodiversity: do agri-environment schemes deliver benefits for breeding lapwing Vanellus vanellus? Journal of Applied Ecology 50: 794–804. doi: 10.1111/1365-2664.12081

Smith, K.W. (1997) Nest site selection of the great spotted woodpecker Dendrocopos major in two oak woods in southern England and its implications for woodland management. Biological Conservation 80: 283–288.

Smith, K.W. (2005) Has the reduction in nest-site competition from Starlings Sturnus vulgaris been a factor in the recent increase of Great Spotted Woodpecker Dendrocopos major numbers in Britain? Bird Study 52: 307–313.

Smith, K.W. (2006) The implications of nest site competition from starlings Sturnus vulgaris and the effect of spring temperatures on the timing and breeding performance of great spotted woodpeckers Dendrocopos major in southern England. Annales Zoologici Fennici 43: 177–185. Full text

Smith, K.W. (2007) The utilization of dead wood resources by woodpeckers in Britain. Ibis 149: 183–192.

Smith, K.W. & Charman, E.C. (2012) The ecology and conservation of the Lesser Spotted Woodpecker. British Birds 105: 294–307.

Smith, K.W. & Smith, L. (2013) The effect of supplementary feeding in early spring on the breeding performance of the Great Spotted Woodpecker Dendrocopos major. Bird Study 60: 169–175.

Smith, T.D., Okill, J.D., Ellis, P.M. & Dillon, I.A. (2009) The status and distribution of breeding red-throated divers in Shetland in 2006. Scottish Birds 29: 111–125.

Snow, D.W. (1965) The relationship between census results and the breeding population of birds on farmland. Bird Study 12: 287–304.

Soler, M. & Soler, J.J. (1996) Effects of experimental food provisioning on reproduction in the Jackdaw Corvus monedula, a semi-colonial species. Ibis 138: 377–383.

Sotherton, N., Robertson, P.A. & Dowell, S. (1993) Manipulating pesticide use to increase the production of wild game birds in Britain. In Quail III: National Quail Symposium (eds Church, K.E. & Dailey, T.V.), 92–101. Kansas Department of Wildlife and Parks, Pratt.

Sotherton, N.W., Aebischer, N.J. & Ewald, J.A. (2014) Research into action: grey partridge conservation as a case study. Journal of Applied Ecology 51: 1–5. doi: 10.1111/1365-2664.12162

Sotherton, N., Baines, D. & Aebischer, N.J. (2017) An alternative view of moorland management for Red Grouse Lagopus lagopus scotica. Ibis 159: 693–698. doi: 10.1111/ibi.12489

Sparks, T.H., Atkinson, S., Lewthwaite, K., Dhap, R., Moran, N.J., Tryjanowski, P. (2017) Can bird abundance declines be detected by citizen science programmes? A case study using Common Cuckoo Cuculus canorus. Avian Biology Research 10: 241–245. doi: 10.3184/175815617X15036738758862

Spray, C.J. (1981) An isolated population of Cygnus olor in Scotland. In Proceedings of 2nd International Swan Symposium, Sapporo, Japan 1980 (eds Matthews, G.V.T. & Smart, M.), 191–203. International Waterfowl Research Bureau, Slimbridge.

Stanbury, A., Brown, A., Eaton, M., Aebischer, N., Gillings, S., Hearn, R., Noble, D., Stroud, D. & Gregory, R. (2017) the risk of extinction for birds in Great Britain. British Birds 110: 502–517.

Steen, R., Selas, V. & Stenberg, I. (2006) Impact of weather on annual fluctuations in breeding numbers of Lesser Spotted Woodpecker Dendrocopos minor in Norway. Ardea 94: 225–231.

Steven, R., Pickering, C. & Castley, J.G. (2011) A review of the impacts of nature-based recreation on birds. Journal of Environmental Management 92: 2287–2294. doi: 10.1016/j.jenvman.2011.05.005

Stevens, D.K., Anderson, G.Q.A., Grice, P.V. & Norris, K. (2007) Breeding success of Spotted Flycatchers Muscicapa striata in southern England – is woodland a good habitat for this species? Ibis 149: 214–223.

Stevens, D.K., Anderson, G.Q.A., Grice, P.V., Norris, K. & Butcher, N. (2008) Predators of Spotted Flycatcher Muscicapa striata nests in southern England as determined by digital nest-cameras. Bird Study 55: 179–187.

Stevens, M., Sheehan, D., Wilson, J., Buchanan, G. & Cresswell, W. (2010) Changes in Sahelian bird biodiversity and tree density over a five-year period in northern Nigeria. Bird Study 57: 156–174.

Stillman, R.A. & Brown, A.F. (1994) Population sizes and habitat associations of upland breeding birds in the south Pennines, England. Biological Conservation 69: 307–314.

St. John, F.A.V., Steadman, J., Austin, G. & Redpath, S.M. (2018) Value diversity and conservation conflict: Lessons from the management of red grouse and hen harriers in England. People & Nature 1: 6–17. doi: 10.1002/pan3.5

Stoate, C. & Szczur, J. (2001) Could game management have a role in the conservation of farmland passerines? A case study from a Leicestershire farm. Bird Study 48: 279–292.

Stoate, C. & Szczur, J. (2006) Potential influence of habitat and predation on local breeding success and population in Spotted Flycatchers Muscicapa striata. Bird Study 53: 328–330.

Stock, B. & Haag-Wackernagel, D. (2016) Food shortage affects reproduction of Feral Pigeons Columba livia at rearing of nestlings. Ibis 158: 776–783. doi: 10.1111/ibi.12385

Stockdale, J.E., Dunn, J.C., Goodman, S.J., Morris, A.J., Sheehan, D.K., Grice, P.V. & Hamer, K.C. (2015) The protozoan parasite Trichomonas gallinae causes adult and nestling mortality in a declining population of European Turtle Doves, Streptopelia turtur. Parasitology 142: 490–498. doi:10.1017/S0031182014001474

Stoddart, A. (2013) Redpolls: a review of their taxonomy, identification and British status. British Birds 106: 708–736.

Stone, B.H., Sears, J., Cranswick, P.A., Gregory, R.D., Gibbons, D.W., Rehfisch, M.M., Aebischer, N.J. & Reid, J.B. (1997) Population estimates of birds in Britain and in the United Kingdom. British Birds 90: 1–22.

Strebel, G., Jacot, A., Horch, P. & Spaar, R. (2015) Effects of grassland intensification on Whinchats Saxicola rubetra and implications for conservation in upland habitats. Ibis 157: 250–259. doi: 10.1111/ibi.12250

Stroud, D.A., Reed, T.M., Pienkowski, M.W. & Lindsay, R.A. (1987) Birds, Bogs and Forestry. Nature Conservancy Council, Peterborough.

Strubbe, D. & Matthysen, E. (2007) Invasive ring-necked parakeets Psittacula krameri in Belgium: habitat selection and impact on native birds. Ecography 30: 578–588.

Strubbe, D. & Matthysen, E. (2009) Experimental evidence for nest-site competition between invasive Ring-necked Parakeets (Psittacula krameri) and native Nuthatches (Sitta europaea). Biological Conservation 142: 1588–1594.

Strubbe, D., Matthysen, E. & Graham, C.H. (2010) Assessing the potential impact of invasive ring-necked parakeets Psittacula krameri on native nuthatches Sitta europaea in Belgium. Journal of Applied Ecology 47: 549–557. doi: 10.1111/j.1365-2664.2010.01808.x

Summers, R. (1998) The decline in clutch size of Hen Harriers. BTO News 218: 23.

Summers, R.W. (1999) Numerical responses of crossbills Loxia spp. to annual fluctuations in cone crops. Ornis Fennica 76: 141–144.

Summers, R.W. & Buckland, S.T. (2010) A first survey of the global population size and distribution of the Scottish Crossbill Loxia scotica. Bird Conservation International. Available on CJO 11 Jan 2010. doi: 10.1017/S0959270909990323

Summers, R.W., de Radd. A. L., Bates, B., Etheridge, B. & Elkins, N. (2019) Non-breeding areas and timing of migration in relation to weather of Scottish-breeding common sandpipers Actitis hypoleucos. Journal of Avian Biology 50: e01877 doi: 10.1111/jav.01877. doi: 10.1111/jav.01877

Summers-Smith, J.D. (1989) A history of the status of the Tree Sparrow Passer montanus in the British Isles. Bird Study 36: 23–31.

Summers-Smith, J.D. (2003) The decline of the House Sparrow: a review. British Birds 96: 439–446.

Summers-Smith, J.D. (2007) Is unleaded petrol a factor in urban House Sparrow decline? British Birds 100: 558–559.

Swann, R.L. & Etheridge, B. (1995) A comparison of breeding success and prey of the Common Buzzard Buteo buteo in two areas of northern Scotland. Bird Study 42: 37–43.

Szép, T. (1995) Relationship between west African rainfall and the survival of central European Sand Martins Riparia riparia. Ibis 137: 162–168.

Tapper, S. (1992) Game Heritage: an ecological review from shooting and gamekeeping records. Game Conservancy, Fordingbridge.

Tapper, S. (1999) A question of balance: game animals and their role in the British countryside. The Game Conservancy Trust, Hampshire, UK.

Tapper, S. & France, J. (1992) The National Game Bag Census 1991. Game Conservancy Annual Review 23: 38–40.

Tapper, S.C., Potts, G.R. & Brockless, M.H. (1996) The effect of an experimental reduction in predation pressure on the breeding success and population density of grey partridges (Perdix perdix). Journal of Applied Ecology 33: 965–978.

Taylor, A.J. & O’Halloran, J. (2002) The decline of the Corn Bunting Miliaria calandra in the Republic of Ireland. Biology and Environment: Proceedings of the Royal Irish Academy 102: 165–175.

Taylor, I. & Grant, M. (2004) Long-term trends in the abundance of breeding Lapwing Vanellus vanellus in relation to land-use change on upland farmland in southern Scotland. Bird Study 51: 133–142.

Taylor, I.R., Dowell, A., Irving, T., Langford, I.K. & Shaw, G. (1988) The distribution and abundance of the Barn Owl in south-west Scotland. Scottish Birds 15: 40–43.

Taylor, J. A. (2015) Determinants of variation in productivity, adult survival and recruitment in a declining migrant bird: the Whinchat Saxicola rubetra. PhD thesis. Lancaster University. Lancaster, UK.

Temple, S.A. & Wiens, J.A. (1989) Bird populations and environmental changes: can birds be bio-indicators? American Birds 43: 260–270.

Teunissen, W., Schekkerman, H., Willems, F. & Majoor, F. (2008) Identifying predators of eggs and chicks of Lapwing Vanellus vanellus and Black-tailed Godwit Limosa limosa in the Netherlands and the importance of predation on wader reproductive output. Ibis 150: 74–85.

Thackeray, S.J., Sparks, T.H., Frederiksen, M., Burthe, S., Bacon, P.J., Bell, J.R., Botham, M.S., Brereton, T.M., Bright, P.W., Carvalho, L., Clutton-Brock, T., Dawson, A., Edwards, M., Elliott, J.M., Harrington, R., Johns, D., Jones, I.D., Jones, J.T., Leech, D.I., Roy, D.B., Scott, W.A., Smith, M., Smithers, R.J., Winfield, I.J. & Wanless, S. (2010) Trophic level asynchrony in rates of phenological change for marine, freshwater and terrestrial environments. Global Change Biology 16: 3304–3313. doi: 10.1111/j.1365-2486.2010.02165.x

Thackeray, S. J., Henrys, P. A., Hemming, D., Bell, J. R., Botham, M. S., Burthe, S., Helaouet, P., Johns, D.G., Leech, D.I., Mackay, E. B., Massimino, D., Atkinson, S., Bacon, P.J., Brereton, T.M., Carvalho, L., Clutton-Brock, T.H., Duck, C., Edwards, M., Elliott, J.M., Hall, S.J.G., Harrington, R., Pearce-Higgins, J.W., Høye, T.T., Kruuk, L.E.B., Pemberton, J.M., Sparks, T.H., Thompson, P.M., White, I., Winfoeld, I.J. & Wanless, S. (2016). Phenological sensitivity to climate across taxa and trophic levels. Nature 535(7611), 241-245. doi: 10.1038/nature18608

Tharme, A.P., Green, R.E., Baines, D., Bainbridge, I.P. & O’Brien, M. (2001) The effect of management for Red Grouse shooting on the population density of breeding birds on heather-dominated moorland. Journal of Applied Ecology 38: 439–457.

Thaxter, C.B., Redfern, C.P.F. & Bevan, R.M. (2006) Survival rates of adult Reed Warblers Acrocephalus scirpaceus at a northern and southern site in England. Ringing & Migration 23: 65–79.

Thaxter, C.B., Joys, A.C., Gregory, R.D., Baillie, S.R. & Noble, D.G. (2010) Hypotheses to explain patterns of population change among breeding bird species in England. Biological Conservation 143: 2006–2019. doi: 19.1016/j.biocon.2010.05.004

Thingstad, P.G., Nyholm, N.E.I. & Fjeldheim, B. (2006) Pied Flycatcher Ficedula hypoleuca population dynamics in peripheral habitats in Scandinavia. Ardea 94: 211–223.

Thirgood, S. & Redpath, S. (2008) Hen harriers and red grouse: science, politics and human-wildlife conflict. Journal of Applied Ecology 45: 1550-1554. doi: 10.1111/j.1365–2664.2008.01519.x

Thirgood, S.J., Redpath, S.M., Haydon, D.T., Rothery, P., Newton, I & Hudson, P.J. (2000) Habitat loss and raptor predation: disentangling long- and short-term causes of red grouse declines. Proceedings of the Royal Society B. 267: 651–656. doi: 10.1098/rspb.2000.1051

Thomas, G.E. (1993) Estimating annual total heron population counts. Applied Statistics 42: 473–486.

Thompson, D.B.A., MacDonald, A.J., Marsden, J.H. & Galbraith, C.A. (1995) Upland heather moorland in Great Britain: a review of international importance, vegetation change and some objectives for nature conservation. Biological Conservation 71: 163–178.

Thompson, P.S., Amar, A., Hoccom, D.G., Knott, J. & Wilson, J.D. (2009) Resolving the conflict between driven-grouse shooting and conservation of hen harriers. Journal of Applied Ecology 46: 950–954.

Thompson, P.S., Douglas, D.J.T., Hoccom, D.G., Knott, J., Roos, S. & Wilson, J.D. (2016) Environmental impacts of high-output driven shooting of Red Grouse Lagopus lagopus scotica. Ibis 158: 446–452. doi: 10.1111/ibi.12356

Thomson, D.L., Baillie, S.R. & Peach, W.J. (1997) The demography and age-specific annual survival of British song thrushes Turdus philomelos during periods of population stability and decline. Journal of Animal Ecology 66: 414–424.

Thomson, D.L., Green, R.E., Gregory, R.D. & Baillie, S.R. (1998) The widespread declines of songbirds in rural Britain do not correlate with the spread of their avian predators. Proceedings of the Royal Society of London Series B 265: 2057–2062. Full text

Thornton, M., Todd, I. & Roos, S. (2017) Breeding success and productivity of urban and rural Eurasian sparrowhawks Accipiter nisus in Scotland. Ecoscience 24: 115–126. doi: 10.1080/11956860.2017.1374322

Thorup, K., Sunde, P., Jacobsen, L.B. & Rahbek, C. (2010) Breeding season food limitation drives population decline of the Little Owl Athene noctua in Denmark. Ibis 152: 803–814.

Tomé, R. & Valkama, J. (2001) Seasonal variation in the abundance and habitat use of barn owls (Tyto alba) on lowland farmland. Ornis Fennica 78: 109–118.

Tomotani B.M., van der Jeugd H., Gienapp P., de la Hera I., Pilzecker J., Teichmann C. & Visser M.E. (2018) Climate change leads to differential shifts in the timing of annual cycle stages in a migratory bird. Global Change Biology 24: 823–835. doi: 10.1111/gcb.14006

Tompkins, D.M., Draycott, R.A.H. & Hudson, P.J. (2000a) Field evidence for apparent competition mediated via the shared parasites of two gamebird species. Ecology Letters 3: 10–14.

Tompkins, D., Greenman, J., Robertson, P. & Hudson, P. (2000b) The role of shared parasites in the exclusion of wildlife hosts: Heterakis gallinarum in the Ring-necked Pheasant and the Grey Partridge. Journal of Animal Ecology 69: 829–840.

Toms, M.P. (1997) Project Barn Owl – evaluation of an annual monitoring programme. Research Report 177. BTO, Thetford.

Toms, M.P., Crick, H.Q.P. & Shawyer, C.R. (2000) Project Barn Owl Final Report. Research Report 197/ HOT Research Report 98/1. BTO/Hawk & Owl Trust, Thetford.

Toms, M.P., Crick, H.Q.P. & Shawyer, C.R. (2001) The status of breeding Barn Owls Tyto alba in the United Kingdom 1995–97. Bird Study 48: 23–37.

Tryjanowski, P. and Kuczyński, L. (1999). Shifting from outdoor to indoor breeding: house martin’s (Delichon urbica) defence against house sparrow (Passer domesticus). Folia Zoologica 48: 101-106.

Tryjanowski, P., Sparks, T.H. & Crick, H.Q.P. (2006) Red-backed Shrike (Lanius collurio) nest performance in a declining British population: a comparison with a stable population in Poland. Ornis Fennica 83: 181–186.

Tucker, G.M. & Heath, M.F. (1994) Birds in Europe: their conservation status. Conservation Series no. 3. BirdLife International, Cambridge.

Turner, A. (2009) Climate change: a Swallow's eye view. British Birds 102: 3–16.

Vafidis, J.O., Vaughan, I.P., Jones, T.H., Facey, R.J., Parry, R. & Thomas, R.J. (2016) The effects of Supplementary Food on the Breeding Performance of Eurasian Reed Warblers Acrocephalus scirpaceus; Implications for Climate Change Impacts. Plos One 11(7): e0159933. doi: 10.1371/journal.pone.0159933

Vafidis, J., Facey, R., Leech, D. and Thomas, R. (2018) Supplemental food alters nest defence and incubation behaviour of an open-nesting wetland songbird. Journal of Avian Biology. ISSN 0908-8857 [In Press] Full text 

van der Wal, R. & Palmer, S.C.F. (2008) Is breeding of farmland wading birds depressed by a combination of predator abundance and grazing? Biology Letters 4: 256–258.

van Oosten, H.H., Van Turnhout, C., Hallmann, C.A., Majoor, F., Roodbergen, M., Schekkerman, H., Versluijs, R., Waasdorp, S. & Siepel, H. (2015) Site-specific dynamics in remnant populations of Northern Wheatears Oenanthe oenanthe in the Netherlands. Ibis 157: 91–102. doi: 10.1111/ibi.12205

Vanhinsbergh, D., Fuller, R. & Noble, D. (2003) A review of possible causes of recent changes in populations of woodland birds in Britain. Research Report 245. BTO, Thetford.

Verhulst, S. (1992) Effects of density, beech crop and winter feeding on survival of juvenile Great Tits: an analysis of Kluyver's removal experiment. Ardea 80: 285–292.

Versluijs, M., van Turnhout, C. A. M., Kleijn, D. & van der Jeugd, H.P. (2016) Demographic changes underpinning the population decline of Starlings Sturnus vulgaris in The Netherlands. Ardea 104: 153–165. doi: 10.5253/arde.v104i2.a7

Vickery, J.A. (1991) Breeding density of Dippers Cinclus cinclus, Grey Wagtails Motacilla cinerea and Common Sandpipers Actitis hypoleucos in relation to the acidity of streams in south-west Scotland. Ibis 133: 178–185.

Vickery, J.A. (1992) The reproductive success of the Dipper Cinclus cinclus in relation to the acidity of streams in south-west Scotland. Freshwater Biology 28: 195–205.

Vickery, J.A., Sutherland, W.J., O’Brien, M., Watkinson, A.R. & Yallop, A. (1997) Managing coastal grazing marshes for breeding waders and overwintering geese: is there a conflict? Biological Conservation 79: 23–34.

Vickery, J.A., Tallowin, J.T., Feber, R.E., Asteraki, E.A., Atkinson, P.W., Fuller, R.J. & Brown, V.K. (2001) The management of lowland neutral grasslands in Britain: effects of agricultural practices on birds and their food resources. Journal of Applied Ecology 38: 647–664.

Vickery, J.A., Bradbury, R.B., Henderson, I.G., Eaton, M.A. & Grice, P.V. (2004) The role of agri-environment schemes and farm management practices in reversing the decline of farmland birds in England. Biological Conservation 119: 19–39.

Vickery, J.A., Ewing, S.R., Smith, K.W., Pain, D.J., Bairlein, F., Škorpilová, J. & Gregory, R.D. (2014) The decline of Afro-Palaearctic migrants and an assessment of potential causes. Ibis 156: 1–22. doi: 10.1111/ibi.12118

Vincent, K.E. (2005) Investigating the causes of the decline of the urban House Sparrow Passer domesticus population in Britain. Unpublished PhD thesis, De Montfort University. Full text

Visser, M.E. & Both, C. (2005) Shifts in phenology due to global climate change: the need for a yardstick. Proceedings of the Royal Society B 272: 2561–2569. Full text

Visser, M.E. & Holleman, L.J.M. (2001) Warmer springs disrupt the synchrony of oak and winter moth phenology. Proceedings of the Royal Society of London Series B 268: 289–294. Full text

Visser, M.E., van Noordwijk, A.J., Tinbergen, J.M. & Lessells, C.M. (1998) Warmer springs lead to mistimed reproduction in Great Tits (Parus major). Proceedings of the Royal Society of London Series B 265: 1867–1870. Full text

Visser, M.E., Holleman, L.J.M. & Caro, S.P. (2009) Temperature has a causal effect on avian timing of reproduction. Proceedings of the Royal Society B Biological Sciences 276: 2323–2331.

Vögeli, M., Laiolo, P., Serrano, D. & Tella, J.L. (2011) Predation of experimental nests is linked to local population dynamics in a fragmented bird population. Biology Letters 7: 954– 957.

Walker, L.A., Chaplow, J.S., Llewellyn, N.R., Pereira, M.G., Potter, E.D., Sainsbury, A.W. & Shore, R.F. (2013) Anticoagulant rodenticides in predatory birds 2011: a Predatory Bird Monitoring Scheme (PBMS) report. Centre for Ecology & Hydrology, Lancaster.

Walsh, P.M.. Brindley, E. &Heubeck, M. (1995) Seabird numbers and breeding success in Britain and Ireland, 1994. JNCC, Peterborough.

Wanless, S., Harris, M.P., Redman, P.& Speakman, J.R. (2005) Low energy values of fish as a probable cause of a major seabird breeding failure in the North Sea. Marine Ecology Progress Series 294: 1–8.

Ward, R.M., Cranswick, P.A., Kershaw, M., Austin, G.E., Brown, A.W., Brown, L.M., Coleman, J.T., Chisholm, H.K. & Spray, C.J. (2007) Numbers of Mute Swans Cygnus olor in Great Britain: results of the national census in 2002. Wildfowl 57: 3–20.

Warren, P., Hornby, T. & Baines, D. (2017) Habitat use, nest-sites and chick diet of Grey Partridge Perdix perdix on hill farms in north east England. Bird Study 64: 138–145 doi: 10.1080/00063657.2017.1306485

Watson, A., Perkins, A.J., Maggs, H.E. & Wilson, J.D. (2009) Decline of Corn Buntings Emberiza calandra on east Scottish study areas in 1989-2007. Bird Study 56: 213–220.

Watson, M., Aebischer, N.J., Potts, G.R. & Ewald, J.A. (2007) The relative effects of raptor predation and shooting on overwinter mortality of grey partridges in the United Kingdom. Journal of Applied Ecology 44: 972–982.

Wesolowski, T. (1985) The breeding ecology of the Wood Warbler Phylloscopus sibilatrix in primeval forest. Ornis Scandinavica 16: 49–60.

Wesolowski, T. & Maziarz, M. (2009) Changes in breeding phenology and performance of Wood Warblers Phylloscopus sibilatrix in a primeval forest: a thirty-year perspective. Acta Ornithologica 44: 69–80.

Wesolowski, T. & Stawarczyk, T. (1991) Survival and population dynamics of Nuthatches Sitta europaea breeding in natural cavities in a primeval temperate forest. Ornis Scandinavica 22: 143–154.

Wesolowski, T. & Tomialojc, L. (1986) The breeding ecology of woodpeckers in a temperate primaeval forest – preliminary data. Acta Ornithologica 22: 1–21.

White, P.J., Stoate, C., Szczur, J. & Norris, K. (2014) Predator reduction with habitat management can improve songbird nest success. Journal of Wildlife Management 78: 402–412.

Whitfield, D., Fielding, A. & Whitehead, S. (2008) Long-term increase in the fecundity of Hen Harriers in Wales is explained by reduced human interference and warmer weather. Animal Conservation 11: 144–152.

Whittingham, M.J., Swetnam, R.D., Wilson, J.D., Chamberlain, D.E. & Freckleton, R.P. (2005) Habitat selection by yellowhammers Emberiza citrinella on lowland farmland at two spatial scales: implications for conservation management. Journal of Applied Ecology 42: 270–290. Abstract/Full text

Wiktander, U., Nilsson, I., Nilsson, S., Olsson, O., Pettersson, B. & Stagen, A. (1992) Occurrence of the Lesser Spotted Woodpecker Dendrocopos minor in relation to area of deciduous forest. Ornis Fennica 69: 113–118.

Wiktander, U., Olsson, O. & Nilsson, S. G. (2001) Annual and seasonal reproductive trends in the Lesser Spotted Woodpecker Dendrocopos minor. Ibis 143: 72–82.

Wilson, A.M. & Vickery, J.A. (2005) Decline in Yellow Wagtail Motacilla flava flavissima breeding on lowland wet grassland in England and Wales between 1982 and 2002. Bird Study 52: 88–92.

Wilson, A.M., Marchant, J.H., Gregory, R.D., Siriwardena, G.M. & Baillie, S.R. (1998) Enhancements for monitoring of opportunistic bird populations. Research Report 200. BTO, Thetford.

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Wilson, A.M., Vickery, J.A. & Browne, S.J. (2001) Numbers and distribution of Northern Lapwings Vanellus vanellus breeding in England and Wales in 1998. Bird Study 48: 2–17.

Wilson, A.M., Henderson, A.C.B. & Fuller, R.J. (2002) Status of the Common Nightingale Luscinia megarhynchos in England at the end of the 20th century with particular reference to climate change. Bird Study 49: 193–204. doi: 10.1080/00063650209461266

Wilson, A.M., Ausden, M. & Milsom, T.P. (2004) Changes in breeding wader populations on lowland wet grasslands in England and Wales: causes and potential solutions. Ibis 146: 32–40.

Wilson, A.M., Vickery, J.A., Brown, A., Langston, R.H.W., Smallshire, D., Wotton, S. & Vanhinsbergh, D. (2005a) Changes in the numbers of breeding waders on lowland wet grasslands in England and Wales between 1982 and 2002. Bird Study 52: 55–69. doi: 10.1080/00063650509461374

Wilson, A.M., Fuller, R.J., Day, C. & Smith, G. (2005b) Nightingales Luscinia megarhynchos in scrub habitats in the southern fens of East Anglia, England: associations with soil type and vegetation structure. Ibis 147: 498–511.

Wilson, A., Vickery, J. & Pendlebury, C. (2007) Agri-environment schemes as a tool for reversing declining populations of grassland waders: mixed benefits from environmentally sensitive areas in England. Biological Conservation 136: 128–135.

Wilson, J.D. (2001) Weeds as a food resource for farmland birds: what, where and how many should we leave? BCPC Conference – Weeds 2001, 1–2: 391–398.

Wilson, J.D., Taylor, R. & Muirhead, L.B. (1996) Field use by farmland birds in winter: an analysis of field type preferences using resampling methods. Bird Study 43: 320–332.

Wilson, J.D., Evans, J., Browne, S.J. & King, J.R. (1997) Territory distribution and breeding success of skylarks Alauda arvensis on organic and intensive farmland in Southern England. Journal of Applied Ecology 34: 1462–1478. Abstract

Wilson, J.D., Morris, A.J., Arroyo, B.E., Clark, S.C. & Bradbury, R.B. (1999) A review of the abundance and diversity of invertebrate and plant foods of granivorous birds in northern Europe in relation to agricultural change. Agriculture, Ecosystems & Environment 75: 13–30.

Wilson, J.D., Boyle, J., Jackson, D.B., Lowe, B. & Wilkinson, N.I. (2007) Effect of cereal harvesting method on a recent population decline of Corn Buntings Emberiza calandra on the Western Isles of Scotland. Bird Study 54: 362–370.

Wilson, J.M. & Cresswell, W. (2006) How robust are Palearctic migrants to habitat loss and degradation in the Sahel? Ibis 148: 789–800.

Wilson, M.W., Austin, G.E., Gillings, S. & Wernham, C.V. (2015) Natural Heritage Zone Bird Population Estimates. Commissioned report SWBSG_1504. Scottish Windfarm Bird Steering Group. Full text

Wilson, M.W., Fernández-Bellon, D., Irwin, S. & O'Halloran, J. (2017) Hen Harrier Circus cyaneus population trends in relation to wind farms. Bird Study 64: 20–29. doi: 10.1080/00063657.2016.1262815

Wilson, M.W., Balmer, D.E., Jones, K., King, V.A., Raw, D., Rollie, C.J., Rooney, E., Ruddock, M., Smith, G.D., Stevenson, A., Stirling-Aird, P.K., Wernham, C.V. Weston, J.M. & Noble, D.G. (2018) The breeding population of Peregrine Falcon Falco peregrinus in the United Kingdom, Isle of Man and Channel Islands in 2014. Bird Study 65: 1–19. doi: 10.1080/00063657.2017.1421610

Wilson, M.W., Cook, A.S.C.P., Horswill, C., Robinson, R.A. & Wernham, C.V. 2019. Population modelling for the Scottish Northern raven population. Scottish Natural Heritage Research Report No. 1012.​ Full report

Wilson, M.W., Cook, A.S.C.P., Horswill, C., Robinson, R.A. & Wernham, C.V. 2019. Population modelling for the Scottish Northern raven population. Scottish Natural Heritage Research Report No. 1012.

Winiger, N., Korner, P., Arlettaz, R., Jacot, A. (2018) Vegetation structure and decreased moth abundance limit the recolonisation of restored habitat by the European Nightjar. Rethiking Ecology 3: 25–39. doi:10.3897/rethinkingecology.3.29338

Winkler, D.W., Jørgensen, C., Both, C., Houston, A.I., McNamara, J.M., Levey, D.J., Partecke, J., Fudickar, A., Kacelnik, A., Roshier, D. & Piersma, T. (2014) Cues, strategies, and outcomes: how migrating vertebrates track environmental change. Movement Ecology 2: 10. Full text

Winstanley, D., Spencer, R. & Williamson, K. (1974) Where have all the Whitethroats gone? Bird Study 21: 1–14.

Wittwer, T., O'Hara, R.B., Caplat, P., Hickler, T. & Smith, H.G. (2015) Long-term population dynamics of a migrant bird suggests interaction of climate change and competition with resident species. Oikos 124: 1151–1159.

Wood, K.A., Brown, M.J., Cromie, R.L., Hilton, G.M., Mackenzie, C., Newth, J.L., Pain, D.J., Perrins, C.M. & Rees, E.C. (2019) Regulation of lead fishing weights results in mute swan population recovery. Biological Conservation 230: 67–74. doi: 10.1016/j.biocon.2018.12.010

Woodward, I.D., Frost, T.M., Hammond, M.J., and Austin, G.E. (2019). Wetland Bird Survey Alerts 2016/2017: Changes in numbers of wintering waterbirds in the Constituent Countries of the United Kingdom, Special Protection Areas (SPAs), Sites of Special Scientific Interest (SSSIs) and Areas of Special Scientific interest (ASSIs). BTO Research Report 721. BTO, Thetford.

Wotton, S.R. & Gillings, S. (2000) The status of breeding Woodlarks Lullula arborea in Britain in 1997. Bird Study 47: 212–224. doi: 10.1080/00063650009461176

Wotton, S., Gibbons, D.W., Dilger, M. & Grice, P.V. (1998) Cetti's Warblers in the United Kingdom and the Channel Islands in 1996. British Birds 91: 77–89.

Wotton, S.R., Langston, R.H.W. & Gregory, R.D. (2002a) The breeding status of the Ring Ouzel Turdus torquatus in the UK in 1999. Bird Study 49: 26–34.

Wotton, S.R., Carter, I., Cross, A.V., Etheridge, B., Snell, N., Duffy, K., Thorpe, R. & Gregory, R.D. (2002b) Breeding status of the Red Kite Milvus milvus in Britain in 2000. Bird Study 49: 278–286.

Wotton, S.R., Stanbury, A.J., Douse, A. & Eaton, M.A. (2016) The status of the Ring Ouzel Turdus torquatus in the UK in 2012. Bird Study 63: 155–164. doi: 10.1080/00063657.2016.1159180

Wotton, S.R., Bladwell, S., Mattingley, W., Morris, N.G., Raw, D., Ruddock, M., Stevenson A. & Eaton, M.A. (2018) Status of the Hen Harrier Circus cyaneus in the UK and Isle of Man in 2016. Bird Study 65: 145–160. doi: 10.1080/00063657.2018.1476462

Wright, L.J., Hoblyn, R.A., Sutherland, W.J. & Dolman, P.M. (2007) Reproductive success of Woodlarks Lullula arborea in traditional and recently colonized habitats. Bird Study 54: 315–323. doi: 10.1080/00063650709461491

Wright, L.J., Hoblyn, R.A., Green, R.E., Bowden, C.G.R., Mallord, J.W., Sutherland, W.J. & Dolman, P.M. (2009) Importance of climatic and environmental change in the demography of a multi-brooded passerine, the Woodlark Lullula arborea. Journal of Animal Ecology 78: 1191–1202. doi: 10.1111/j.1365-2656.2009.01582.x

Wright, P.M. (2005) Merlins of the south-east Yorkshire Dales. Tarnmoor, Skipton.

Wyllie, I. & Newton, I. (1991) Demography of an increasing population of Sparrowhawks. Journal of Animal Ecology 60: 749–766.

Yom-Tov, Y. (1974) The effect of food and predation on breeding density and success, clutch size and laying date of the crow (Corvus corone L.). Journal of Animal Ecology 43: 479–498.

Zmihorski, M., Altenburg-Bacia, D., Romanowski, J., Kowalski, M. & Osojca, G. (2006) Long-term decline of the little owl (Athene noctua Scop., 1769) in central Poland. Polish Journal of Ecology 54: 321–324.


This report should be cited as: Woodward, I.D., Massimino, D., Hammond, M.J., Harris, S.J., Leech, D.I., Noble, D.G., Walker, R.H., Barimore, C., Dadam, D., Eglington, S.M., Marchant, J.H., Sullivan, M.J.P., Baillie, S.R. & Robinson, R.A. (2019) BirdTrends 2019: trends in numbers, breeding success and survival for UK breeding birds. BTO Research Report 722. BTO, Thetford.