Herring Gull (argentatus & argenteus)

(last update: February 11, 2013)

Herring Gull argenteus 2CY, May 13 2014, Katwijk, the Netherlands.

Juvenile flight feathers and coverts. Scaps replaced. Complete moult started: P1 growing, P2-P3 dropped, P3-P10 old juvenile. With 3CY bird and adult.