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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A sample survey of the breeding birds at woodland expansion sites of the Scottish Forest Alliance in 2007
Author: Calladine, J., Garner, G. & Humphreys, L.
Published: 2013
01.01.13
Reports
Within-site waterbird trends relative to whole-site, regional and national population trends: Dungeness, Romney Marsh and Rye Bay SSSI
Author: Austin, G. & Calbrade, N.
Published: 2013
01.01.13
Reports
Understanding the role of avian vectors in the spread of Phytophthora ramorum
Author: Emily Coleman & J A Clark
Published: 2013
01.01.13
Reports
Waterbirds on English Sites of Special Scientific Interest: A review of the use made by non-breeding waterbirds of the English SSSI network
Author: Calbrade, N.A., Musgrove, A.J. & Austin, G.E.
Published: 2013
01.01.13
Reports
Analysis of Wetland Bird Survey (WeBS) Data for the Wash SSSI/NNR
Author: V.H. Ross-Smith, N.A. Calbrade & G.E. Austin
Published: 2013
01.01.13
Reports