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) JP086 1cy, November 30 & December 04 2011, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.

Bird ringed at Indre Guleholmen, Lindesnes, Vest-Agder, Norway (57°59'31"N 007°05'37"E) on July 06 2011.

Observations:
30.11.2011 sur le port de Boulogne sur mer.
04.12.2011 sur le port de Boulogne sur mer.

Most of the upper scapulars and half of the lower scapulars replaced for 2nd gen feathers.

above: JP086 1cy, November 30 2011.

below: JP086 1cy, December 04 2011.