Lesser Black-backed Gull 3cy, June 08 2013, Noordwijk, the Netherlands.
Advanced 3cy LBBG with almost all flight feathers 2nd generation, except several rectrices and 2 inner primaries. Grey saddle, but also much grey in wing-coverts, only few old 2nd-gen like brown barred wing-coverts.
Arrested moult at P2.
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