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) 84G sub-adult: February 23 2013, Calais, France. Picture Jean-Michel Sauvage.

Probably ringed as pullus "urban marinus" at Le-Havre (seine maritine) NW France.