Chroicocephalus ridibundus - Black-headed Gull
This Black-headed Gull was ringed with a Kaunas metal ring M[410529] near Striunos, Tvenkinys, Lithuania (55,07.00 N, 23,45.00 E) as male pullus on June 8, 2000. It was seen in the winters of 2000, 2001 and 2005 in Utrecht, The Netherlands. On Dec 16, 2008 It was caught In Utrecht and the White[E9JE] was added, and the Lithuanian ring was replaced by an Arnhem ring M[3653896]. It was seen again in Utrecht during the winters of 2008/9, 2009/10, and 2011/12.