![Black-headed Gull, >8cy, W[TS22]](https://lh3.googleusercontent.com/blogger_img_proxy/AEn0k_sQOzF0bdAPQjEXCVGVi-M6_xMTrVA1_TFNsiO8pCk2et3DluXfdMs9Nuj0Z6hAjjVz1C17b9VD0m01cCU7nyNL8-66XN12rQBBqH3saoPyLZ55emV7m81gjDKz21j3iiE=s0-d)
Black-headed Gull (Chroicocephalus ridibundus), >8th calendar year
Zoetermeer, Grote Dobbe, March 2, 2011, The Netherlands. White TS22, Gdansk FN41.776. Adult Black-headed Gull moulting to summer (alternate) plumage; the hood is about 90% complete.
Since January 2007, this individual has been observed every winter at this location; unfortunately, no summer observations exist.
(Ring info: ringed August 7, 2005, Miedzywodzie, Kamien Pomorski, Poland. Age: unknown, after 2nd calendar year.)
Photo by Maarten van Kleinwee.
Kokmeeuw (Chroicocephalus ridibundus), >8de kalenderjaar
Grote Dobbe, Zoetermeer, 2 maart 2011. Wit TS22, Gdansk FN41.776. Adulte Kokmeeuw ruiend naar zomerkleed; de kap is ongeveer 90% compleet.
Dit individu is sinds januari 2007 elke winter op deze lokatie waargenomen; helaas zijn er geen zomerwaarnemingen beschikbaar.
(Ringinfo: 7 augustus 2005. Miedzywodzie, Kamien Pomorski, Polen. Leeftijd: onbekend, na 2de kalenderjaar.)
