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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Northern Ireland Lowland Breeding Wader Survey
Author: Booth Jones, K., O’Connell, P., Calladine, J., Noble, D., Wolsey, S., Carrington-Cotton A. & Wernham, C.
Published: 2021
17.02.21
Reports

Latitudinal variation in arrival and breeding phenology of the pied flycatcher Ficedula hypoleuca using large-scale citizen science data
Author: Nicolau, P.G., Burgess, M.D., Marques, T.A., Baillie, S.R., Moran, N.J., Leech, D.I. & Johnston, A.
Published: 2021
New research uses data from BirdTrack and the Nest Record Scheme to investigate how adaptable breeding Pied Flycatchers are to a changing climate.
12.02.21
Papers

Spatial patterns of weed dispersal by wintering gulls within and beyond an agricultural landscape
Author: Martín‐Vélez, V., van Leeuwen, C.H.A., Sánchez, M.I., Hortas, F., Shamoun‐Baranes, J., Thaxter, C.B., Lens, L., Camphuysen, C.J. & Green, A.J.
Published: 2021
11.02.21
Papers
Contrasting long‐term trends in age‐specific survival of Peregrine Falcons (Falco peregrinus) in Britain using smoothed estimates of recovery probabilities
Author: Author(s): Robinson, R.A. & Wilson, M.
Published: 2021
This BTO study uses new statistical techniques to more accurately estimate population trends in British Peregrines. Combining old and new methods could improve our knowledge of survival of Peregrine survival at different ages.
05.02.21
Papers
Rewilding and intervention: complementary philosophies for nature conservation in Britain
Author: Fuller, R. & Gilroy, J.
Published: 2021
01.02.21
Papers