Population, Distribution, Movements and Survival of Fish-eating Birds in Great Britain |
Common terms and phrases
Abberton adult age classes analysis assess Beauly Firth birds ringed breeding birds breeding colonies breeding cormorants breeding population breeding season Britain & Ireland colour-ringed cormorant and sawbill cormorants ringed cormorants wintering counted by WeBS coverage Cramp & Simmons Cumbria densities distribution Estuary evidence of breeding Figure fish-eating birds goosanders gravel pits habitat Hoselaw Loch increased inland colonies Kirby km squares lethal control pressure logistic regression MAXIMUM COUNT monitoring Moray Firth natal region northeast England Northern Isles Northumberland number of birds numbers of cormorants pairs peak population estimates recorded recovered inland red-breasted mergansers reporting rates Reservoir ring-recovery ringed as nestlings ringed as pulli River Lune roosts Rutland Water sample Sawbill Survey Seabird Colony Register Section Sellers sightings sinensis sites counted South Wales species survival rates Table trends WBBS WeBS counts WeBS data West Coast winter inland winter recoveries wintering areas wintering cormorants wintering in Britain wintering population wintering regions