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) JE580 August 2012 & October 2013, Boulogne sur Mer, France. Picture Jean-Michel Sauvage.

Bird ringed as pullus in Storøytåa, Mandal, Vest-Agder, Norway (57°59'18"N 007°26'10"E), ringed on June 25 2010. Recoveries:

25.06.2010 à : Storøytåa, Mandal, Vest-Agder, Norway 57°59'18"N 007°26'10"E
12.04.2011 - Boulogne-sur-Mer harbour, Pas-de-Calais, France 50°43'34"N 001°35'04"
31.07.2011 - Boulogne-sur-Mer beach, Pas-de-Calais, France
11.09.2011 - Boulogne-sur-Mer harbour, Pas-de-Calais, France
29.12.2011 - Boulogne-sur-Mer harbour, Pas-de-Calais, France
20.03.2012 - Dungeness, Kent, Great Britain 50°55'00"N 000°55'00"E
17.04.2012 - Outreau"bassin de la liane", Pas-de-Calais, France 50°43'34"N 001°35'04"E
06.05.2012 - Boulogne-sur-Mer harbour, Pas-de-Calais, France
20.05.2012 - Boulogne-sur-Mer harbour, Pas-de-Calais, France
25.08.2012 - Boulogne-sur-Mer harbour, Pas-de-Calais, France
10.10.2012 - Boulogne-sur-Mer harbour, Pas-de-Calais, France
21.08.2013 - Boulogne-sur-Mer beach, Pas-de-Calais, France
04.10.2013 - Boulogne-sur-Mer beach, Pas-de-Calais, France

below: marinus JE580 4cy, October 04 2013, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.

Moult score: P7/-.

below: marinus JE580 3cy, August 25 2012, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.

Moult score: P7/P10.