Herring Gull (argentatus & argenteus)

(last update: February 11, 2013)

Herring Gull sub-adult, February 21 2014, Katwijk, the Netherlands.

2nd or 3rd cycle. Secondaries with extensive dark markings, like 2nd gen feathers. Central primaries suggest 3rd gen.

Some black in tail. Brown markings on many coverts.