Our reports provide rigorous scientific information to inform Environmental Impact Assessments in the UK. It may still feel like winter but for some species, the increasing temperatures and ...

Working with a network of volunteers, static acoustic bat detectors were deployed over five survey seasons, 2020-2024, to provide bat data for the Ryevitalise Landscape Partnership Scheme area of the ...

Join presenter and naturalist Mya Bambrick (BTO Youth Representative for Dorset and West Sussex) as she explores the unique journeys of four young conservationists, each with a passion for the natural ...

When it comes to taxonomy, BTO follows the British Ornithologists’ Union (BOU) and, in turn, the International Ornithological Committee (IOC). We aim to implement relevant taxonomic changes twice a ...

Read the annual report of the Seabird Monitoring Programme, a BTO / JNCC / RSPB publication about the abundance and productivity of breeding seabird species in Britain and Ireland from 1986 to 2023.

Join Gethin Jenkins-Jones in this online session to find out more about the BTO's Heronries Census, and how you could take part in it. Begining in 1928, this census is our longest-running survey.

Bird Sound ID in Early Spring involves two interactive online sessions of about two hours each, complemented by supported self-study exercises. We place a strong emphasis on providing you with tools ...

Sorry, this form is currently unavailable. Please try again later.

Join Steve Willis for an informal session practising our bird ID skills and learning more about BTO surveys and schemes. During this small-group event we will enjoy watching and listening to the birds ...

Have you attended one of our songs and calls training sessions in the last few years but feel a bit rusty? Or maybe you've done lots of learning on your own but would like to boost your confidence in ...