Great Black-backed Gull (Larus marinus)

(last update: July 12, 2015)

Coordinators:
Jean-Michel Sauvage (France)
Morten Helberg (Norway)
Nils Helge Lorentzen (Norway)
Mars Muusse (Netherlands)

Great Black-backed Gull (Larus marinus) JH770 2cy: February 11 2012, Den Oever, the Netherlands. Picture: Bob Woets.

Ringed as pullus on July 09 2011 at Torsnes, Karlsøy, Troms, Norway. 

US: 75-99%, LS: 0%, TOT SCAPS: 25-50%. Tertials and coverts juvenile. Fresh plumage.