Lesser Black-backed Gull graellsii FLV 15CY-18CY, March 25 2012 & April 07 2015, Maasvlakte, the Netherlands. Picture: Merijn Loeve & Maarten van Kleinwee.
Ringed as pullus in July 1998 in Suffolk, UK.
Lesser Black-backed Gull graellsii FLV 15CY, March 25 2012, Maasvlakte, the Netherlands. Picture: Maarten van Kleinwee.
Adult Lesser Black-backed Gull in summer (alternate) plumage.
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Lesser Black-backed Gull graellsii FLV 18CY, April 07 2015, Maasvlakte, the Netherlands. Picture: Merijn Loeve.
British graellsii migrated to the continent to breed.
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