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)

Great Black-backed Gull (Larus marinus) x xxx5627 adult, January 09 2013, Boulogne sur Mer, France. Picture Jean-Michel Sauvage.

Ring not complete; no provenance.