Lesser Black-backed Gull 3.H3CY, June 22 2013, Noordwijk, the Netherlands. Picture Maarten van Kleinwee.
Ringed as pullus white 3H, ringed on July 01 2011 at Maasvlakte (Yangtzehaven), Zuid-Holland, the Netherlands (NL 5158.00N 401.00E). Advanced in covert moult and central rectrices replaced in winter, still largely 'classic graellsii type'.
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