Great Black-backed Gull (Larus marinus)

(last update: October 12, 2011)
Coordinators:
Jean-Michel Sauvage (France)
Morten Helberg (Norway)
Nils Helge Lorentzen (Norway)
Mars Muusse (Netherlands)

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Great Black-backed Gull 2cy October

 gbbgGreat Black-backed Gull (Larus marinus) 2cy J1MV October 15 2008, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.
gbbgGreat Black-backed Gull (Larus marinus) 2cy JE64 October 19 2006, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (Larus marinus) 2cy JZ0E October 22 2004 Westkapelle, the Netherlands.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (Larus marinus) 2cy J170W October 31 2012, Neeltje Jans, Zeeland, The Netherlands. Pictures: Pim Wolf.
gbbgGreat Black-backed Gull (Larus marinus) 2cy JA026 October 07 2009, Westkapelle, the Netherlands.
gbbgGreat Black-backed Gull (Larus marinus) 2cy JA107 October 07 2009, Westkapelle, the Netherlands.
gbbgGreat Black-backed Gull (Larus marinus) JP140 1cy-2cy, December 2011 & October 2012, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.
gbbgGreat Black-backed Gull (marinus) 1cy-2cy NOS 3020837 December 2011 & October 2012, Boulogne-sur-Mer, NW France.
Picture: Jean-Michel Sauvage.
7426.jpg (80592 bytes)Great Black-backed Gull 3070781 (Larus marinus) 2cy: October 22 2001, Westkapelle, the Netherlands (51.33 N, 3.25 E). 
Ringed individual with ring-code Denmark 3070781. Primary P10 almost fully grown.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (L. marinus) 2cy, October 11 2011, Scheveningen, the Netherlands.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (L. marinus) 2cy, October 11 2011, Scheveningen, the Netherlands.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (L. marinus) 2cy, October 11 2011, Scheveningen, the Netherlands.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (L. marinus) 2cy, October 11 2011, Scheveningen, the Netherlands.
6697.jpg (61403 bytes)Great Black-backed Gull (Larus marinus) 2cy: October 01 2001, Le Portel - Boulogne sur Mer, France (50.42 N - 01.34 E).
Primary P10 still has to grow a few inches.
6752.jpg (70256 bytes)Great Black-backed Gull (Larus marinus) 2cy: October 01 2001, Le Portel - Boulogne sur Mer, France (50.42 N - 01.34 E).
Greater coverts characteristic pattern.
6797.jpg (72244 bytes)Great Black-backed Gull (Larus marinus) 2cy: October 01 2001, Le Portel - Boulogne sur Mer, France (50.42 N - 01.34 E).
Primary P9 fully grown.
6798.jpg (77131 bytes)Great Black-backed Gull (Larus marinus) 2cy: October 01 2001, Le Portel - Boulogne sur Mer, France (50.42 N - 01.34 E).
Primary P9 fully grown.
6859.jpg (70749 bytes)Great Black-backed Gull (Larus marinus) 2cy: October 01 2001, Le Portel - Boulogne sur Mer, France (50.42 N - 01.34 E).
Primary P9 fully grown.
6873.jpg (75464 bytes)Great Black-backed Gull (Larus marinus) 2cy: October 01 2001, Le Portel - Boulogne sur Mer, France (50.42 N - 01.34 E).
Primary P10 almost fully grown.
6875.jpg (84053 bytes)Great Black-backed Gull (Larus marinus) 2cy: October 01 2001, Le Portel - Boulogne sur Mer, France (50.42 N - 01.34 E).
Primary P10 almost fully grown.
9480gbbg2cy.jpg (75360 bytes)Great Black-backed Gull (Larus marinus) 2cy: October 05 2003, IJmuiden, the Netherlands (52.27 N - 04.33 E).
Primary P10 almost fully grown. Partial moult in coverts and tertials.