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)

Great Black-backed Gull 4cy February

 

9101.jpg (76303 bytes)Great Black-backed Gull (Larus marinus) JA615 4cy: February 01 2011, Scheveningen, the Netherlands.
Mirror on P10, large white spots on outer primaries, but still barred greater coverts.

9101.jpg (76303 bytes)Great Black-backed Gull (Larus marinus) 84G sub-adult: February 23 2013, Calais, France. Picture Jean-Michel Sauvage.

jz8mjan.jpg (127846 bytes)Great Black-backed Gull (Larus marinus) 4cy, February 02 2012, IJmuiden, the Netherlands.
jz8mjan.jpg (127846 bytes)Great Black-backed Gull (Larus marinus) 4cy, February 02 2012, IJmuiden, the Netherlands.
jz8mjan.jpg (127846 bytes)Great Black-backed Gull (Larus marinus) 4cy, February 02 2012, IJmuiden, the Netherlands.
jz8mjan.jpg (127846 bytes)Great Black-backed Gull (Larus marinus) 4cy, February 02 2012, IJmuiden, the Netherlands.
jz8mjan.jpg (127846 bytes)Great Black-backed Gull (Larus marinus) 4cy, February 02 2012, IJmuiden, the Netherlands.
jz8mjan.jpg (127846 bytes)Great Black-backed Gull (Larus marinus) 4cy, February 02 2012, IJmuiden, the Netherlands.
jz8mjan.jpg (127846 bytes)Great Black-backed Gull (Larus marinus) 5cy, February 02 2012, IJmuiden, the Netherlands.
jz8mjan.jpg (127846 bytes)Great Black-backed Gull (Larus marinus) 4cy, February 02 2012, IJmuiden, the Netherlands.

9101.jpg (76303 bytes)Great Black-backed Gull (Larus marinus) sub-adult: February 04 2002, IJmuiden, the Netherlands (52.27 N, 4.33 E). In many respects this resembles an adult bird.

8551.jpg (66883 bytes)Great Black-backed Gull L. marinus 4cy, February 09 2003, Le Portel / Boulogne-sur-Mer, France (50.42N,1.34E)

8571.jpg (78709 bytes)Great Black-backed Gull L. marinus 4cy, February 09 2003, Le Portel / Boulogne-sur-Mer, France (50.42N,1.34E)