Lesser Black-backed Gull (graellsii & intermedius)

(last update: May 17 2015)

LBBG 3cy, August 22 2012, Katwijk, the Netherlands.

Bird aged by secondary pattern, which is typical for old 2nd generation with such extensive brown centres, but in general bird resembles 4cy. Active complete summer moult. P6/P9 (note and aware print / shadow of dropped P8 on P9, pretending 3 primaries are still present!). Also active moult in tail and secondaries. Moult score: P6/P9, PMS=37.