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) JC1G 6cy: August 07 2008, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.

Bird ringed as pullus at Lindesness, Norway, on June 30 2003.
Photo from the port of Boulogne-sur-Mer, Pas-de-Calais, France on August 07 2008.

By December 2007, the leg was already damaged. P4 fully grown, P7-P10 still old, P10 with mirror.