Lesser Black-backed Gull 2CY, May 22 2014, Katwijk, the Netherlands.
Classic 2CY graellsii type bird, with no post-juvenile moult in coverts or tertials. Complete moult started: P1-P3 missing, P4-P10 old 1st generation. All rectrices & secondaries juvenile. Note moult gap in central MC (complete row missing) and missing TT1.
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