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) JY078 2cy: March 02 2013, Groningen, the Netherlands. Picture: Klaas Heeres.

Ringed as pullus in 2012 in Denmark. 

US: 75-99%, LS: 75-99%, TOT SCAPS: 75-99%.