Access the page for a species by clicking its link on the list below. Each species page has alphabetical and taxonomic listings giving access to all the others.
List of species (in BOU taxonomic order)
Great Spotted Woodpecker
Lesser Spotted Woodpecker
Information to aid interpretation of the pages for individual species can be found on the Key to species texts page.
The following seabird species are not covered by BirdTrends but full trend information is available from the Seabird population trends and causes of change report (JNCC 2015), a separate web site produced by a partnership of which both BTO and JNCC are part.
Lesser Black-backed Gull
Great Black-backed Gull
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. www.bto.org/birdtrends