Lesser Black-backed Gull graellsii ZW adult, April 18 2018, Maasvlakte (Amazonehaven), the Netherlands (51.56 N 04.03 E).
Tibia white ZW, ringed as breeding adult on May 17 2012 at Maasvlakte (Amazonehaven), the Netherlands (51.56 N 04.03 E) by ringers H. Keijser & R.J. Buijs.
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