IJmuiden Project - Fred Cottaar, José Verbeek, Maarten van Kleinwee & Mars Muusse(last update: January 01, 2023) |
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Lesser Black-backed Gull (graellsii) Y.CWW 1CY, IJmuiden, the Netherlands.Ringed as pullus in breeding season 2019 at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team. Last observation: August 2019. |
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