Gulls in NW Europe
(last update: September 25, 2011
Herring Gull 1cy NLA 6.170.697 (argenteus) September 03 2012, Katwijk, the Netherlands.
Ringed on 10 July 2012 at Maasvlakte (Yangtzehaven), Zuid-Holland, Netherlands (5158.00 N 401.00 E) by H. Keijser & R.J. Buijs.
Few scapulars 2nd gen. Inner gc on left wing difficult to interpret.
