Peter Adriaens (Belgium)
Ies Meulmeester (Netherlands)
Larus cachinnans 6CY 7P37 October 28 2009, Westkapelle, the Netherlands. Picture: Pim Wolf.
Green 7P37 and metal DN16663. Bird ringed in a mixed colony; ringed as pullus on May 23 2004 at Wisla Wloclawek Kujawsko, Poland.
P10 almost fully grown. Full subterminal band on P5.