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) JWC74 2CY, April 30 2016, "quai de la Loire" - Calais "harbour", NW France. Picture: Jean-Michel Sauvage.

Black JWC74, ringed as pullus on July 10 2015 at Græsholm, Nordjylland, Denmark (57°29'25"N 010°36'15"E).

Recoveries:
10/07/2015 Goéland marin bagué poussin à Græsholm, Nordjylland, Denmark - 57°29'25"N 010°36'15"E
11/12/2015 Boulogne-sur-mer, Pas-de-Calais, France - 50°43'36"N 001°35'12"E
11/12/2015 Boulogne-sur-Mer "bassin Loubet", Pas-de-Calais, France - 50°43'38"N 001°35'14"E
21/12/2015 Calais "harbour", Pas-de-Calais, France
30/04/2016 Calais "harbour"