There are currently two long term ringing surveys that allow us to collect more detailed data on survival and productivity allowing us to understand population change - vital information for conservation.
The Constant Effort Site (CES) Scheme monitors a range of passerines in the breeding season and the Retrapping Adults for Survival (RAS) Scheme involves individual projects each collecting detailed information on one species.
Migration blog (3rd – 9th September)
With the first days of Autumn upon us and the breeding season over for many species, the focus is now on preparing for the coming winter months.
Working together for seabirds
BTO work supports effective monitoring of our seabirds and aims to provide opportunities for a new generation of seabird surveyors.