Lesser Black-backed Gull graellsii BLB L906607 9CY, May 01 2014, Boulogne sur Mer, NW France. Picture: Jean-Michel Sauvage.
Ringed as pullus on July 16 2006 at Zeebrugge, West-Vlaanderen, Belgium.
Upperparts pale grey from this angle.
Code read again at this location on April 08 2015. This female (?) seemed to be paired with partner and may start to breed in the surroundings of Rue de Verdun/ Boulogne sur Mer? To be continued...
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