Gulls in NW Europe
(last update: September 25, 2011
Herring Gull (argenteus) NLA 6175967 2CY-3CY, December 2015 & January 2016, Scheveningen & Katwijk, the Netherlands.
Ringed as pullus on July 04 2014 at Maasvlakte - Europoort, Rotterdam, the Netherlands (51° 58' 0N, 4° 5' 36E). Ringed by Roland-Jan Buijs.
below: Herring Gull (argenteus) NLA 6175967 3CY, January 20 2016, Katwijk, the Netherlands.
2nd generation inner primaries, which have grey on innerwebs and brown hue on outerwebs. Subterminal markings on P1-P3 more obvious in the left wing that they are in the right wing.
When compared to last december, not much moult going on in scaps.
below: Herring Gull (argenteus) NLA 6175967 2CY, December 24 2015, Scheveningen, the Netherlands.
Upper tertial and innermost coverts replaced in partial autumn moult.