Lesser Black-backed Gull graellsii P.K 4CY, July 20 2016, Utrecht, the Netherlands.
Tibia ring coded ZY-PK and metal ring Arnhem NLA 5.501.360. Ringed as pullus on June 20 2013 at Katwijk (Industrieterrein 't Heen), the Netherlands (5212.00 N 425.00 E).
Recoveries:
20-7-2016 Utrecht (Papendorp), Utrecht, NL 5.204,00 N 505,00 E colourring read Mars Muusse
No black on the bill. Large mirror on P10, but still obvious immature features especially in tail. P1-P2 growing, P3-P10 old.
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