Lesser Black-backed Gull graellsii PV2 18CY-19CY, April 2014 & April 2015, Maasvlakte-Europoort, the Netherlands. Picture: Merijn Loeve.
Ringed as pullus in 1997 at Maasvlakte - Dintelhaven, now in 18CY and 19CY
Lesser Black-backed Gull graellsii PV2 19CY, April 07 2015, Maasvlakte, the Netherlands. Picture: Merijn Loeve.
High fidelity to native location.
Lesser Black-backed Gull graellsii PV2 18CY, April 23 2014, Maasvlakte, the Netherlands. Picture: Merijn Loeve.
Probably breeding in this region.
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