Publications

Publications

BTO create and publish a variety of important articles, papers, journals and other publications, independently and with our partners, for organisations, government and the private sector. Some of our publications (books, guides and atlases) are also available to buy in our online shop.

Annual report of the Seabird Monitoring Programme

Seabird Population Trends and Causes of Change: 1986–2023

This report presents the latest seabird population trends in breeding abundance and productivity using data from the Seabird Monitoring Programme (SMP). 

The report documents changes in the abundance and productivity of breeding seabird species in Britain and Ireland from 1986 to 2023, and provides a detailed account of the 2021, 2022 and 2023 breeding seasons.

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Annual report of the Seabird Monitoring Programme

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The genomic signature of demographic decline in a long-distance migrant in a range-extreme population

Author: Day, G.W., Bolderstone, T., Conway, G., Cross, T., Davis, T., Dolan, M., Greening, M., Neale, C., Nicholson, I., Nicholson, K., Ward, A., Ward, N., Fox, G., Hipperson, H., Maher, K., Thompson, J., Tucker, R., Waters, D., Durrant, K., Burke, T., Slate, J. & Arnold, K.

Published: 2025

With increasing sophistication, genetic techniques and analyses are allowing us to delve deep into the past to show how prior environmental or demographic change has influenced species’ present day ...

05.06.25

Papers

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Waterbirds in the UK 2023/24

Author: Calbrade, N.A., Birtles, G.A., Woodward, I.D., Feather, A., Hiza, B.M., Caulfield, E.B., Balmer, D.E., Peck, K., Wotton, S.R., Shaw, J.M. & Frost, T.M.

Published: 2025

The report provides a single, comprehensive source of information on the current status and distribution of waterbirds in the UK for those interested in the conservation of the populations of these ...

22.05.25

Reports Waterbirds in the UK

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The Breeding Bird Survey 2024

Author: Heywood, J.J.N., Massimino, D., Baker, L., Balmer, D.E., Brighton, C.H., Gillings, S., Kelly, L., Noble, D.G., Pearce-Higgins, J.W., White, D.M., Woodcock, P., Workman, E. & Wotton, S.

Published: Spring 2025

These are the main schemes for monitoring the population changes of the UK’s widespread breeding birds, providing an important indicator of the health of the countryside. The results are published ...

15.05.25

Reports BBS Report

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How do synchrony in survival and productivity influence abundance synchrony in European landbirds?

Author: Morrison, C.A., Gill, J.A., Buchan, C., Robinson, R.A., Arizaga, J., Baltà, O., Baltag, E., Cepák, J., Henry, P.-Y., Henshaw, I.,Karcza, Z., Lehikoinen, P., Jorge Lopes, R., Meister, B., Pirello, S., Thorup, K. & Butler, S.J.

Published: 2025

We all know that population vary over time, but also between locations. However, the changes in some locations can be more similar to each other than the changes at other locations, that is the ups ...

13.05.25

Papers

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