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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The effects of the 1993 Wye Raft Race on the distribution of waterfowl broods
Author: Holloway, S.J.
Published: 1993
01.01.93
Reports
Temporal and spatial variation in low tide counts of wildfowl and waders on selected estuaries in Great Britain
Author: Evans, J.
Published: 1993
01.01.93
Reports
The effects of agricultural change on population size and territory distribution of the Corn Bunting Miliaria calandra
Author: Donald, P.F. & Forrest, C.
Published: 1993
01.01.93
Reports
The effect of the Cardiff Bay barrage on waterfowl populations 4. Distribution and movement studies August 1992-May 1993
Author: Toomer, D.K., Browne, S.J. & Clark, N.A.
Published: 1993
01.01.93
Reports
The effect of commercial cockling on the numbers of wintering waterfowl on the Solway Estuary
Author: Shepherd, M. & Clark, N.A.
Published: 1993
01.01.93
Reports