Peter Adriaens (Belgium)
Ies Meulmeester (Netherlands)
Larus cachinnans 1CY 2L5A September 29 2008, Juodkrante, Neringa, Lithuania. Picture: Vytautas Pareigis.
Yellow 2L5A, probably ringed as pullus in 2008 in a mixed colony of Herring and Caspian Gulls in Kretuonas lake, Lithuania.
Note 2nd gen central MC. Very restricted moult in scapulars by late September.