Black-headed Gull/Kokmeeuw

Black-headed Gull - Kokmeeuw - Chroicocephalus ridibundus

© Ruud Altenburg, 03-01-09. Stadionkade, Amsterdam. 18cy male Black-headed Gull (Chroicocephalus ridibundus) white LWN. Ringed as 2cy male (Riga S 301) on 24-03-93 in Riga, Latvia; plastic ring added 26-01-06 in Amsterdam. 18kj man Kokmeeuw (Chroicocephalus ridibundus) wit LWN. Geringd als 2kj man (Riga S 301) op 24-03-93 in Riga, Letland; plastic ring toegevoegd 26-01-06 in Amsterdam.