Download forms & instructions
All BBS survey forms and instructions can be downloaded here.
Health and Safety information
Recording detection type
Recording habitat data
Wider Countryside Butterfly Survey
Breeding Waders on BBS squares
BBS Terms and Conditions
Tackling the challenge of avian influenza
Director of Science James Pearce-Higgins discusses Highly Pathogenic Avian Influenza and BTO's role in the response to the current outbreak.