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Lesser Black-backed Gull (graellsii) Y.CWV 3CY-7CY, 2021-2025, IJmuiden, the Netherlands. Picture: ringing team IJmuiden.Ringed as pullus in breeding season 2019 at Forteiland, IJmuiden.
Ringed by Fred Cottaar ringing team. below: Lesser Black-backed Gull (graellsii) Y.CWV 7CY, April 25 2025, IJmuiden, the Netherlands. Picture: Mars Muusse.
below: Lesser Black-backed Gull (graellsii) Y.CWV 3CY, Mazy 18 2021, IJmuiden, the Netherlands. Picture: Maarten van Kleinwee.
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