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
Climate change in a warming world
BTO science contributes to our understanding of future scenarios, and informing policies and conservation management strategies to help species adapt.
Citizen Science in Shetland
BTO volunteer Hugh Tooby shares his journey through Shetland as part of the Upland Rovers scheme.