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) JP203 2cy: February - March 2012, Vlissingen, the Netherlands. Picture: Albert de Jong & Floor Arts.

Probably ringed as pullus in July 2011 at Vest-Agder, Norway.

below: Great Black-backed Gull (Larus marinus) JP203 2cy: February 29 2012, Vlissingen, the Netherlands. Picture: Albert de Jong.

US: 100%, LS: 75-99%, TOT SCAPS: 75-99%. Tertials and coverts juvenile.

below: Great Black-backed Gull (Larus marinus) JP203 2cy: March 05 2012, Vlissingen, the Netherlands. Picture: Floor Arts.

US: 100%, LS: 75-99%, TOT SCAPS: 75-99%. Tertials and coverts juvenile.