Black-Headed Gull - RED [4.V] / white



Photo: by Van Kleinwee.























Black-headed gull (Chroicocephalus ridibundus), adult
Zaandam, The Netherlands, November 28, 2010. Red 4.V (Arnhem 3.651671). Adult Black-headed gull, in full winter (basic) plumage.
(Ring info: ringed November 15, 2007, Oosterpark, Amsterdam, The Netherlands. Age: 1st calendar year.)

Kokmeeuw (Chroicocephalus ridibundus), adult
Burgemeester in 't Veldpark, Zaandam, 27 november 2010. Rood 4.V (Arnhem 3.651671). Adulte Kokmeeuw in volledig winterkleed.
(Ringinfo: 15 november 2007, Oosterpark, Amsterdam. Leeftijd: 1ste kalenderjaar.)