Peter Adriaens (Belgium)
Ies Meulmeester (Netherlands)
Larus cachinnans 2CY PNEK April & August 2014, Belgium & the Netherlands. Picture: Maurice Segers & Eric Roeland.
Bird ringed yellow PNEK, ringed as pullus on May 24 2013 at Kozielno, Paczkow, S-SW Poland, (50°28' N, 16°58' E).
Larus cachinnans 2CY PNEK August 07 2014, Oostvaardersdijk, Almere, the Netherlands. Picture: Eric Roeland.
Last phase of complete moult.
Larus cachinnans 2CY PNEK April 19 2014, Bruxelles, Belgium. Picture: Maurice Segers.
First phase of complete moult: P1-P3 missing.