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)

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Great Black-backed Gull (Larus marinus) JZ410 1cy: November 22 2014, Hondsbossche Zeewering, the Netherlands. Picture: Caroline Walta.

Ringed as pullus on July 01 2014 in Mevraodden, Mandal, Vest-Agder, Norway.

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