Albert de Jong
Larus cachinnans 2cy E054 February 17 2012, Zagreb dump, Croatia. Picture: Ruud Altenburg.
Blue E054 and metal VR02304, ringed as pullus on May 13 2011 at Hortobagy Hajdu-Bihar, Hungary.
All scapulars replaced; some wing-coverts included in the post-juvenile moult as well.