The Retrapping Adults for Survival (RAS) scheme, set up in 1998, is an exciting project within the BTO Ringing Scheme. It encourages all fully-trained bird ringers to get involved in collecting high-quality information on survival rates. Over 180 studies are active, covering more than 50 species.
Citizen Science in Shetland
BTO volunteer Hugh Tooby shares his journey through Shetland as part of the Upland Rovers scheme.
What we can learn from 25 years of watching gardens
Exploring the value of a complete quarter-century of weekly garden bird observations from BTO's Garden BirdWatch covering the length and breadth of the country.