Gulls in NW Europe
(last update: September 25, 2011
Herring Gull adult 5.429.276 (argenteus) August 14 2011, IJmuiden, the Netherlands. Pictures: Maarten van Kleinwee.
Ringed as juvenile on August 20 2010 at IJmuiden, The Netherlands.
Second-calendar year European Herring Gull moulting to second-winter (second bassic, second cycle) plumage. All feathers on this individual seem to have been replaced by new feathers. P9 and P10 are still growing. PMS=44 (P1=5, P2=5, P3=5, P4=5, P5=5, P6=5, P7=5, P8=5, P9=3, P10=1).
