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 3cy June

 

2013.jpg (68485 bytes)Great Black-backed Gull (Larus marinus) 3cy JZ58 June 24 2003, IJmuiden, the Netherlands (52.27 N - 04.33 E). Two images.
9101.jpg (76303 bytes)Great Black-backed Gull (Larus marinus) J478W 3CY, June 03-13 2013, Texel, the Netherlands. Picture: Frank van der Meer.
2013.jpg (68485 bytes)Great Black-backed Gull (Larus marinus) 3cy JA632 June 01 2010, Myra, S Norway. Picture: Morten Helberg.
9101.jpg (76303 bytes)Great Black-backed Gull (Larus marinus) 5T9 3cy, August 27 2011 - June 29 2013, Sandy Point - Plum Island, Ipswich, MA. 
9101.jpg (76303 bytes)Great Black-backed Gull (Larus marinus) 3cy, June 08 2013, Noordwijk, the Netherlands.
9101.jpg (76303 bytes)Great Black-backed Gull (Larus marinus) 3cy, June 07 2013, Noordwijk, the Netherlands.
9101.jpg (76303 bytes)Great Black-backed Gull (Larus marinus) 3cy, June 16 2013, Noordwijk, the Netherlands.
1388.jpg (73995 bytes)Great Black-backed Gull (Larus marinus) 3cy: June 14 2002, Le Portel - Boulogne sur Mer, France (50.42 N - 01.34 E). Primary moult stage: p6 missing. All rectrices old second generation.
1394.jpg (70490 bytes)Great Black-backed Gull (Larus marinus) 3cy: June 14 2002, Le Portel - Boulogne sur Mer, France (50.42 N - 01.34 E). Primary p10 shows a small mirror on a second generation primary.