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) JYY84 1cy: November 23 2014, Ter Heijde, the Netherlands. Picture: Caroline Walta.

Ringed as pullus on July 11 2014 in Kjølpen, Nordjylland, Denmark.  

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