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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Bird population and distribution changes and the impact of man
Author: Flegg, J.J.M.
Published: 1975
01.01.75
Papers
Bird population changes for the years 1972-73
Author: Batten, L.A. & Marchant, J.H.
Published: 1975
01.01.75
Papers
The Maplin Study Project 8. The estuarine bird populations of the region, Orwell-Thames, 1972-1975. Report to ITE/NERC
Author: Blindell, R.M.
Published: 1975
01.01.75
Papers
Wash Barrage Feasibility Study - the Wader population of the Wash. Report to NERC/CWPU
Author: Prater, A.J.
Published: 1975
01.01.75
Papers
Variation in some characteristics of three Palearctic Certhia species
Author: Mead, C.J.
Published: 1975
01.01.75
Papers