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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Red Sixty Seven
Author: Curated by Kit Jewitt
Published: 2020
This book should not exist!In an ideal world this book, and the official Red List of the most vulnerable birds in the UK it is based on, would not be needed. But the world is far from ideal and our bird populations are declining at an alarming rate. In the past few years alone the once widespread Wryneck has ceased breeding in the UK altogether and has dropped off the list completely. Which species will be next?
14.02.20
Books and guides

APEP 4 - Population estimates of birds in Great Britain and the United Kingdom
Author: Woodward, I., Aebischer, N., Burnell, D., Eaton, M., Frost, T., Hall, C., Stroud, S. & Noble, D.
Published: 2020
A summary of the fourth report by the Avian Population Estimates Panel, presenting population estimates of birds in Great Britain and the United Kingdom.Estimates of population size are a key tool, used alongside population trend information and that on other aspects of bird ecology (such as survival and productivity rates) to assess conservation status. Periodic assessments of the size of breeding and wintering bird populations in the UK and in Great Britain are made by the Avian Population Estimates Panel (APEP). Their fourth assessment ‘APEP 4’ is published in the journal British Birds, and summarised here.
01.02.20
Papers

Public preferences for multiple dimensions of bird biodiversity at the coast: insights for the cultural ecosystem services framework
Author: Boeri, M., Stojanovic, T.A., Wright, L.J., Burton, N.H.K., Hockley, N. & Bradbury, R.B.
Published: 2020
07.01.20
Papers
BirdTrends 2019
Author: Massimino, D., Woodward, I.D., Hammond, M.J., Harris, S.J., Leech, D.I., Noble, D.G., Walker, R.H., Barimore, C., Dadam, D., Eglington, S.M., Marchant, J.H., Sullivan, M.J.P., Baillie, S.R. & Robinson, R.A.
Published: 2020
The BirdTrends 2019 report is a one-stop shop for authoritative information about the population status of the common breeding birds of the wider UK countryside. The report is based on data gathered by the many thousands of volunteers who contribute to BTO-led surveys.
01.01.20
Reports BirdTrends

Desert crossing strategies of migrant songbirds vary between and within species
Author: Jiguet, F., Burgess, M., Thorup, K., Conway, G., Arroyo Matos, J.L., Barber, L., Black, J., Burton, N., Castelló, J., Clewley, G., Copete, J.L., Czajkowski, M.A., Dale, S., Davis, T., Dombrovski, V., Drew, M., Elts, J., Gilson, V., Grzegorczyk, E., Henderson, I., Holdsworth, M., Husbands, R., Lorrilliere, R., Marja, R., Minkevicius, S., Moussy, C., Olsson, P., Onrubia, A., Pérez, M., Piacentini, J., Piha, M., Pons, J.-M., Procházka, P., Raković, M., Robins, H., Seimola, T., Selstam, G., Skierczyński, M., Sondell, J., Thibault, J.-C., Tøttrup, A.P., Walker, J. & Hewson, C.
Published: 2019
27.12.19
Papers