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.

Search settings
Density-dependent habitat distribution in birds: issues of scale, habitat definition and habitat availability
Author: Chamberlain, D.E. & Fuller, R.J.
Published: 1999
01.01.99
Papers
Effects of habitat type and management on the abundance of Skylarks in the breeding season
Author: Chamberlain, D.E., Wilson, A.M., Browne, S.J. & Vickery, J.A.
Published: 1999
01.01.99
Papers
A comparison of bird populations on organic and conventional farm systems in southern Britain
Author: Chamberlain, D.E., Wilson, J.D. & Fuller, R.J.
Published: 1999
01.01.99
Papers
Egg-laying dates of birds (section 30); small bird population changes (section 31) (updated 2003/4: http://www.ecn.ac.uk/iccuk/)
Author: Crick, H.Q.P.
Published: 1999
01.01.99
Papers