Lesser Black-backed Gull (graellsii & intermedius)

(last update: 09-06-2013)

Herring Gull 3cy, May 19 2013, Katwijk, the Netherlands.

Typical 3cy bird with 2nd generation primaries, secondaries and tail-feathers. Outer primaries brown without sharply defined white tips. Inner primaries P3-P5 without black sub-terminal band, these 2nd generation inner primaries only show a diffuse dark tip and outerweb. Secondaries with brownish barred and vermiculated centres. All tail-feathers with dark distal part.
Grey scapular+mantle area just visible, contrasting with brown barred coverts.

Complete moult just started: P1-P2 growing/missing, P3-P10 old.