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) 3HK 1CY-2CY, December 2013 & June 2014, near Dublin, Ireland. Picture: Graham Prole.

Ringed on island Irelands Eye, near Dublin, summer 2013.

below: Great Black-backed Gull (Larus marinus) 3HK 1CY, December 08 2013, Howth, Dublin, Ireland. Picture: Graham Prole.

Limited post-juvenile moult in the scapulars, jus a few upper scaps replaced.

below: Great Black-backed Gull (Larus marinus) 3HK 2CY, June 02 2014, Swords estuary, Ireland. Picture: Graham Prole.

Complete moult started: new outer MC.

below: island Irelands Eye, near Dublin.