Birds of Conservation Concern 4: the population status of birds in the UK, Channel Islands and Isle of Man

By Mark Eaton, Nicholas Aebischer, Andrew Brown, Richard Hearn, Leigh Lock, Andy Musgrove, David Noble, David Stroud and Richard Gregory Abstract This is the fourth review of the status of birds in the UK, Channel Islands and Isle of Man. Using standardised criteria, 244 species were assessed and assigned to the Red, Amber or Green list of conservation concern. The assessment criteria includ...