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) J38X 2cy: April 22 & December 02 2008, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.

Bird ringed as pullus at Lille Nakkøy, Mandal, Vest-Agder, Norway (58°01'16"N 007°20'46"E), on June 17 2007.
Photo from the port of Boulogne-sur-Mer, Pas-de-Calais, France on April 22 2008.

17.06 2007, Lille Nakkøy, Mandal, Vest-Agder, Norway
22.04 2008, Boulogne-sur-Mer, Pas-de-Calais, France
25.04 2008, Dungeness, Kent, Great Britain
14.10 2008, Zwanenwater beach, km 16, Noord-Holland, The Netherlands.

below: J38X 2cy: April 22 2008, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.

Scapulars 2nd gen, but wing-coverts and tertials still juvenile.

below: 2cy J38X December 02 2008, Westkapelle, the Netherlands.

Note fresh upper tertials and inner gc and mc from partial autumn moult.