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)

Great Black-backed Gull (Larus marinus) BTO E-08641 14CY, 18CY-21CY, September-October, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.

Bird ringed as pullus on July 01 1997 at Noirmont, island Jersey, in the U.K (49.10.13'N; 2.10.18'W). Distance: 319 Km.

Observations:
01.07.1997 Noirmont, Jersey 49 10 13'N 2 10 18'W.
08/10/2010 Boulogne-sur-mer, Pas-de-Calais; France.
05/09/2014 Boulogne-sur-mer. 14/09/2015 à Boulogne-sur-mer.
15/09/2015 Boulogne-sur-mer.
02/10/2016 Boulogne-sur-mer.
02/09/2017 - Boulogne-sur-mer - JMS
20/09/2017 - Boulogne-sur-mer - JMS

Great Black-backed Gull BTO E-08641 21CY, September 20 2017, Boulogne sur Mer, France. Picture Jean-Michel Sauvage.

P6/P9.

Great Black-backed Gull BTO E-08641 21CY, September 02 2017, Boulogne sur Mer, France. Picture Jean-Michel Sauvage.

P5/P8.

Great Black-backed Gull BTO E-08641 20CY, October 20 2016, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.

P7/P9.

Great Black-backed Gull BTO E-08641 20CY, October 02 2016, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.

P6 / P9, as P6 is just longer than P5.

Great Black-backed Gull BTO E-08641 19CY, September 15 2015, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.

P6 / P9.

Great Black-backed Gull BTO E-08641 19CY, September 14 2015, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.

P6 / P9. An almost replica of last years appearance.

Great Black-backed Gull BTO E-08641 18CY, September 05 2014, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.

P6 / P8.

Great Black-backed Gull BTO E-08641 14CY, October 08 2010, Boulogne sur Mer, France (50.44 N - 01.35 E). Picture Jean-Michel Sauvage.

P7 / P9.