Lesser Black-backed Gull (graellsii) M9 3CY, September 19 2016, Plage de Calais, Pas-de-Calais, France. Picture Jean-Michel Sauvage.
Blue M9, ringed as pullus in 2014 in the Netherlands: on June 13 2014 at Hollandsch Diep (Sassenplaat), the Netherlands (51.41 N 04.34 E).
Observed in its 2nd fall at plage de Matosinhos, Douro, Portugal on September 09 2015.
P7/P9.
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