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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Unravelling the migration and moult strategies of a long-distance migrant using stable isotopes: Red Knot Calidris canutus movements in the Americas
Author: Atkinson, P.W., Baker, A.J., Bevan, R.M., Clark, N.A., Cole, K.B., Gonzalez, P.M., Newton, J., Niles, L.J., & Robinson, R.A.
Published: 2005
01.01.05
Papers
Differential migration of chiffchaffs Phyllosocopus collybita and P. ibericus in Europe and Africa
Author: Catry, P., Lecoq, M., Arua
Published: 2005
01.01.05
Papers
Long-term variation in survival rates of Sand Martins Riparia riparia: dependence on breeding and wintering ground weather, age and sex, and their population consequences
Author: Cowley, E. & Siriwardena, G.M.
Published: 2005
01.01.05
Papers Bird Study
Breeding Birds in the Wider Countryside: their conservation status 2004
Author: Baillie, S.R., Marchant, J.H., Crick, H.Q.P., Noble, D.G., Balmer, D.E., Beaven, L.P., Coombes, R.H., Downie, I.S., Freeman, S.N., Joys, A.C., Leech, D.I., Raven, M.J., Robinson, R.A. and Thewlis, R.M.
Published: 2005
01.01.05
Reports BirdTrends

Impacts of changes in sewage disposal on populations of waterbirds wintering on the Northumbrian coast. Report for 2003/04
Author: Burton, N.H.K., Goddard, A.P. & Grant, A.
Published: 2004
This report reviews the results of and extends the investigation, commissioned by Northumbrian Water Ltd and begun in 1996/97 by the University of Durham, of the impacts of the improvements to sewage discharges on waterbirds wintering on a 36 km stretch of the Northumbrian coast between the Coquet Estuary and St. Mary’s Island.
01.12.04
Research reports Research reports
