Herring Gull 24cy 34 (argenteus) October 09 2011, IJmuiden, the Netherlands. Pictures: Maarten van Kleinwee.
Ringed as juvenile on July 07 1988 at IJmuiden, The Netherlands.
24th-calendar year European Herring Gull moulting to winter (basic) plumage, fouraging on ensis. P7 fully grown, P10 old.