Herring Gull (argentatus & argenteus)

(last update: February 11, 2013)

Herring Gull (argentatus) adult, February 03 2014, Katwijk, the Netherlands.

Birds not ringed, no provenance, but jizz points to Scaninavian birds. Still extensive streaking on head. Also in nominate argentatus there can be black on P5 and no mirror on P9.