Herring Gull (argentatus & argenteus)(last update: February 11, 2013) |
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Herring Gull (argentatus) HN55N 1CY, September 25 2018, Westkapelle, the Netherlands.Herring Gull ringed as pullus on July 05 2018 at Helgoland / Hauptinsel (54 11 ' N 7 53 ' E). Transition zone from argentatus into argenteus. Recoveries: Upper scaps replaced, lower scaps still juvenile. |