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.ALS 1CY, August 10 2009, IJmuiden, the Netherlands. Picture: Mars Muusse.Ringed as pullus in season 2009 at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team. below: Lesser Black-backed Gull (graellsii) Y.ALS 1CY, August 10 2009, IJmuiden, the Netherlands. Picture: Mars Muusse.Not completely juvenile, note mc5 and gc6 and missing scapulars. |
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