BTO books and guides
BTO publishes a number of books and field guides to refer to and inform the interested Birdwatcher and active surveyor alike.
Gull ID virtual training (2 sessions, Wednesdays 10am)
The training will consist of two weekly online modules of 90–100 minutes each, complemented by supported self-study exercises which will be provided after each session. The training will be run by BTO staff members Nick...