adult: January-April
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Great
Black-backed Gull Stockholm
9155846 (Larus marinus) 6cy: February 04 2003, IJmuiden, the Netherlands (52.27 N, 4.33 E). From Sweden. |
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Great
Black-backed Gull L. marinus adult, winters of 2009-2011, Acer port, Israel. Images Amir Ben Dov. |
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Great
Black-backed Gull L. marinus adult, January 04 2002, Le Portel / Boulogne-sur-Mer, France (50.42N,1.34E). |
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Great
Black-backed Gull L. marinus adult, February 09 2002, Le Portel / Boulogne-sur-Mer, France (50.42N,1.34E). |
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Great
Black-backed Gull L. marinus adult, February 09 2002, Le Portel / Boulogne-sur-Mer, France (50.42N,1.34E). |
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Great Black-backed Gull L. marinus adult, February 18 2004, IJmuiden, the Netherlands (52.27N,04.33E). Pale iris. |
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Great
Black-backed Gull L. marinus adult, March 16 2003, Le Portel / Boulogne-sur-Mer, France (50.42N,1.34E). |
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Great
Black-backed Gull L. marinus adult, April 19 2002, Le Portel / Boulogne-sur-Mer, France (50.42N,1.34E). The primary moult has not started yet in adult GBBG. |
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Great
Black-backed Gull L. marinus adult, May 17 2002, Le Portel / Boulogne-sur-Mer, France (50.42N,1.34E). The all white tail, the bold white tips on the primaries and the lack of any black on the bill make it most likely to be in adult plumage. |
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