2-1-2014
Ring-billed Gull, Larus delawarensis
1 ad.
Osróda (pow.), woj.warmińsko-mazurskie
obs./info: Krzysztof Jankowski, Piotr Kwiatkowski
Returning adult, colour- ringed in December 2005 at Szczecin.
Returning adult, colour- ringed in December 2005 at Szczecin.