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.

LifeCycle is the magazine of the British and Irish Ringing Scheme and the Nest Record Scheme (NRS), published twice a year, in the spring and autumn. Issue 14 of LifeCycle contains articles on ...

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.

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1. Renewable energy development is rapidly increasing in efforts to mitigate climate change. Whilst the impact of individual projects on biological diversity may be limited, there is a risk of ...

Join Steve Willis for a morning session learning about and then practising the methods for the Breeding Bird Survey. It will be supportive group training in an outdoor setting. There will be plenty of ...

Our courses for professionals are carefully tailored to the needs of people working or seeking work in the ecological/environmental sector. They typically involve a mix of classroom-based and ...

Join Gethin Jenkins-Jones in this online session to find out more about the Breeding Bird Survey (BBS) and how you could take part in it. By joining the BBS team, you’ll be making a really valuable ...

Bird sound ID 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 and techniques to ...