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) 2CR 6CY-7CY, April 2014 & 2015, Howth, Ireland. Picture: Graham Prole.
Ringed on island Irelands Eye, near Dublin, summer 2009. Visit Graham's blog!
below: Great Black-backed Gull (Larus marinus) 2CR 7CY, April 11 2015, Howth, Ireland. Picture: Graham Prole.
below: Great Black-backed Gull (Larus marinus) 2CR 6CY, April 24 2014, Howth, Ireland. Picture: Graham Prole.
All primaries old.
below: island Irelands Eye, near Dublin.
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Great Black-backed Gull (Larus marinus)