Herring Gull (argentatus & argenteus)
(last update: February 11, 2013)
Herring Gull argenteus 6E adult female, May 2005 & April 2014, Moerdijk-Sassenplaat, the Netherlands. Picture: Merijn Loeve.
Ringed as Larus argentatus argenteus female 6E, May 21 2005, at Moerdijk, the Netherlands.
below: Herring Gull argenteus 6E adult, May 21 2005, Moerdijk, the Netherlands.
Wing 411mm, greytone 4,5, yellow orbital ring and yellow gape, P10 mirror completely merged with white tip, P9 mirror on both webs, P5 sub-terminal band broken; black present on both webs, 6 primaries with black, no black on primary coverts, in May 2005 some black on upper mandible, speckling 0-1%, in May 2005 P1 growing, P2 shed, P3 old.
below: Herring Gull argenteus 6E adult, April 2014, Sassenplaat, the Netherlands. Picture: Merijn Loeve.