Lesser Black-backed Gull (graellsii & intermedius)
(last update: May 17 2015)
Lesser Black-backed Gull graellsii FV 3CY, June 18 2017, Utrecht, the Netherlands.
Tibia N/G-FV and metal Arnhem NLA 5.508.142. Ringed as pullus July 09 2015 at Europoort (Beneluxhaven), the Netherlands (5157.00 N 408.00 E), by ringer Hans Keijser.
Bird in complete moult: P1/P4, P2 growing. Secondaries and rectrices 2nd gen, classic graellsii.