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) JU456 4CY, September 05 2017, Boulogne sur Mer, France. Picture Jean-Michel Sauvage.

Ringed as pullus on August 04 2014 at Hamnaholmen, Sandsøya, Sande, Møre og Romsdal, Norway (62°14'10"N 005°27'48"E).

History:
05.09 2014 - Hamnaholmen, Sandsøya, Sande, Møre og Romsdal, Norway - 62°14'10"N 005°27'48"E
08.09 2014 - Hamnaholmen, Sandsøya, Sande, Møre og Romsdal, Norway
12.07 2015 - Forteiland Westpier, IJmuiden, Noord-Holland, The Netherlands - 52°27'50"N 004°34'24"E
20.09 2015 - Boulogne-sur-Mer "bassin Loubet", Pas-de-Calais, France - 50°43'38"N 001°35'14"E
05.09 2017 - Boulogne-sur-Mer "bassin Loubet", Pas-de-Calais, Fr

P7-P10 old. P4 f.g.