Big Garden Weigh-in
The Big Garden Weigh-in was run in 2012 and set out to examine the structure of garden bird communities and how they vary with location, garden size and local habitat.
Records were received from in excess of 4,000 participants and preliminary results were launched on Springwatch. The national average number of species recorded was 11.24 with average biomass generally lowest in southwest England, the West Midlands and the Welsh borders. More results can be found here.
Making the most of BirdTrack data
We have been working to produce useful summaries for bird reports using data from the millions of annual BirdTrack records.
Raptor ID virtual training (2 sessions, Thursdays 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...