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) JWU09 2CY, September 11 2017, Boulogne sur Mer, France. Picture Jean-Michel Sauvage.

Ringed as pullus on June 26 2016 at Græsholm W, Hirsholmene, Nordjylland, Denmark (57°29'25"N 010°36'15"E). Distance: 953 Km.

History:
26/06/2016 - Græsholm W, Hirsholmene, Nordjylland, Denmark - 57°29'25"N 010°36'15"E
28/07/2016 - Ellingås udløb, Frederikshavn, Nordjylland, Denmark - 57°28'16"N 010°31'44"E
13/08/2016 - Ellingås udløb, Frederikshavn, Nordjylland, Denmark
04/10/2016 - Boulogne-sur-Mer, Pas-de-Calais, France - 50°43'54"N 001°35'31"E
16/01/2017 - Boulogne sur Mer
27/01/2017 - Le Portel, Pas-de-Calais, France - 50°42'48"N 001°34'06"E
02/02/2017 - Boulogne sur Mer
19/02/2017 - Boulogne sur Mer
20/05/2017 - Cap Blanc Nez, Pas-de-Calais, France - 50°55'24"N 001°42'14"E
08/09/2017 - Boulogne sur Mer
11/09/2017 - Boulogne-sur-Mer

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