Gulls in NW Europe

(last update: September 25, 2011 )

Great Black-backed Gull 2cy (marinus) JW068 June 01 2011, IJmuiden, the Netherlands.

Bird ringed as pullus 30 June 2010 at Græsholm, Hirsholmene, Frederikshavn, Nordjylland, Denmark (57°29'32"N 010°36'30"E).

Moulting 2cy.