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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Habitat occupancy and regulation of clutch size in the European Kestrel Falco tinnunculus
Author: O'Connor, R.J.
Published: 1982
01.01.82
Papers Bird Study
Some effects of weather conditions on the breeding of the Spotted Flycatcher Muscicapa striata in Britain
Author: O'Connor, R.J. & Morgan, R.A.
Published: 1982
01.01.82
Papers Bird Study
Oil pollution mortality of British and Irish seabirds during the winter of 1980-81 analysed by colony of origin and age at death
Author: Mead, C.J.
Published: 1981
01.01.81
Reports