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 (Larus marinus) DKC 3M3220 2CY & 4CY, July & September 2015, October 2017, Boulogne-sur-Mer, France. Picture: Jean-Michel Sauvage.

Ringed as pullus on July 12 2014 at Græsholm SW, Frederikshavn, Denmark (57° 29' 25" N 10° 36' 34" E). Distance: 953 km.

Observations:
05.05.2015 - Boulogne-sur-mer, Fr.
03.06.2015 - Boulogne-sur-mer, Fr.
02/07/2015 - Boulogne-sur-mer "harbour",Pas-de-Calais,France
24/09/2015 - Boulogne-sur-mer "harbour",Pas-de-Calais,France
16-04-2016 - BOULOGNE-SUR-MER JMS
30-04-2016 - BOULOGNE-SUR-MER JMS
17-09-2016 - BOULOGNE-SUR-MER JMS
05-10-2017 - BOULOGNE-SUR-MER JMS

Great Black-backed Gull (Larus marinus) DKC 3M3220 4CY, October 05 2017, Boulogne-sur-Mer, France. Picture: Jean-Michel Sauvage.

Great Black-backed Gull (Larus marinus) DKC 3M3220 2CY, September 24 2015, Boulogne-sur-Mer, France. Picture: Jean-Michel Sauvage.

P9 f.g.; P10 at length of P7. Facing a small-spotted catshark Scyliorhinus canicula.

Great Black-backed Gull (Larus marinus) DKC 3M3220 2CY, July 02 2015, Boulogne-sur-Mer, France. Picture: Jean-Michel Sauvage.

Bird in complete moult: P5/P8.