Great Black-backed Gull (Larus marinus)

(last update: July 12, 2015)
Coordinators:
Jean-Michel Sauvage (France)
Morten Helberg (Norway)
Nils Helge Lorentzen (Norway)
Mars Muusse (Netherlands)

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Great Black-backed Gull 3cy April

 

 8902j43a.jpg (64885 bytes)Great Black-backed Gull J5RP (Larus marinus) 3cy: April 02 2008, Boulogne-sur-Mer, France (50.42 N - 01.34 E). Picture: J-M Sauvage.
1598.jpg (74227 bytes)Great Black-backed Gull JK37 (Larus marinus) 3cy: April 28 2008, Boulogne/Mer, France. Picture: J-M Sauvage.
8902j43a.jpg (64885 bytes)Great Black-backed Gull (Larus marinus) JU104 3CY, April 30 2016, Katwijk, the Netherlands.
Complete moult started.
8902j43a.jpg (64885 bytes)Great Black-backed Gull (Larus marinus) JU999 2CY-3CY, April & October 2016, April 2017, Katwijk, the Netherlands.
8902j43a.jpg (64885 bytes)Great Black-backed Gull (Larus marinus) JYU88 2CY - 4CY, November 2015 - October 2017, the Netherlands.
Complete moult started.
9101.jpg (76303 bytes)Great Black-backed Gull (Larus marinus) 44S October 2014, July 2015 & April 2016, Boulogne sur Mer, France. Picture Jean-Michel Sauvage.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (Larus marinus) 1MC 3CY-4CY, April 2014 & 2015, Howth, Ireland. Picture: Graham Prole.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (Larus marinus) 1NH 3CY, April 26 2014, Bullock Harbour, Dublin, Ireland. Picture: Graham Prole.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (Larus marinus) 1SV 3CY, March-April 2014, Howth, Ireland. Picture: Graham Prole.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (Larus marinus) 1UK 3CY-4CY, April 2014 - July 2015, Howth, Ireland. Picture: Graham Prole.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (Larus marinus) 3CY, April 18 2016, Katwijk, the Netherlands.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (Larus marinus) 3CY, April 07 2017, IJmuiden, the Netherlands.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (Larus marinus) 3CY, April 08 2017, IJmuiden, the Netherlands.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (Larus marinus) 3CY, April 07 2017, IJmuiden, the Netherlands.
7095jp36.jpg (66909 bytes)Great Black-backed Gull (Larus marinus) 3CY, April 05 2015, IJmuiden, the Netherlands.