A comparison of inter-observer and inter-analyst agreement in the BTO Waterways Bird Survey
Author(s): Taylor, K.
Published: January 1983
Journal: Proceedings International Bird Census Committee Conference, November 1981. Leon, Spain
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.
Upland bird recording and monitoring (1-day, Dalmellington, Ayr)
Brush up on your upland bird identification by songs and calls. Learn more about opportunities for participation, and practice techniques for BirdTrack and the Breeding Bird Survey (BBS). Find out about the BBS ‘Upland...