Gulls in NW Europe

(last update: September 25, 2011 )

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argentatus / argenteus

graellsii / intermedius

michahellis

marinus

Herring Gull 2cy (argenteus) NLA 6166438 February & September 2011, Scheveningen, the Netherlands.

Ringed as pullus at Maasvlakte - Rotterdam, the Netherlands, on 27 June 2010.

below: 2cy (argenteus) NLA 6166438 February 08 2011, Scheveningen, the Netherlands.

US: 100%, LS: 75-99%, TOT SCAPS: 75-99%. Coverts and tertials juvenile.

below: 2cy NLA 6166438 (argenteus) September 23 2011, Scheveningen, the Netherlands.

P9 fully grown; P10 almost reaching at tip of P7. Partial autumn moult started, upper tertial (tt1) and inner gc (gc1) dropped.

below: 3cy NLA 6166438 October 22 2012, Scheveningen, the Netherlands.