Herring Gull (argentatus & argenteus)

(last update: February 11, 2013)

Herring Gull argenteus 1F adult, May 2014, Maasvlakte, the Netherlands. Picture: Merijn Loeve.

Blue 1F, adult Herring Gull. P10 with broken sub-terminal band. Small mirror on P9, probably on both webs. No black spots on P5. P1 growing, P2 missing. PMS= 3, 2100000000. Pink legs. Moderate tongue on underside P10. Yellow orbital ring, Speckling 0-1%, no black on bill, red on lower mandible and just bleeding up onto the upper mandible, yellow gape.