Herring Gull (argentatus & argenteus)(last update: February 11, 2013) |
|
Herring Gull argenteus NLA 6168287 1CY-2CY, November 2012 -December 2013, Rotterdam Zuid, the Netherlands. Picture: Merijn Loeve.Data pending, probably ringed as pullus in June 2012 at Maasvlakte by Hans Keijzer. below: Herring Gull argenteus NLA 6168287 1CY, November 2012, Rotterdam Zuid, the Netherlands. Picture: Merijn Loeve. Almost all scaps replaced, except for the rear lower scaps. Otherwise juvenile plumage. below: Herring Gull argenteus NLA 6168287 2CY, November 2013, Rotterdam Zuid, the Netherlands. Picture: Merijn Loeve. 2nd gen flight feathers. Only few grey scaps. below: Herring Gull argenteus NLA 6168287 2CY, December 2013, Rotterdam Zuid, the Netherlands. Picture: Merijn Loeve. 2nd gen flight feathers. Only few grey scaps. |