Peter Adriaens (Belgium)
Ies Meulmeester (Netherlands)
Larus cachinnans x michahellis hybrid 8P02 1CY, October 20 2005, Goczalkowice Reservoir, S Poland. Picture: Robert Zbronski.
Green ring from Poland, 8P02, ringed near Jankowice, S Poland on May 27 2005 from mixed pair of Yellow-legged Gull x Caspian Gull.
Note bold arrow head patterns on 2nd gen feathers. Relatively small fine bill, dense streaking on head, and intermediate tertial pattern.