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Herring Gull (argenteus) Y.CAH adult, May 13 2016, Forteiland, the Netherlands. Picture: Maarten van Kleinwee.Ringed as breeding adult female in season 2016 at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team. In 2020 with 2 fledged chicks, but no observations after 2020. below: Herring Gull (argenteus) Y.CAH >4CY, May 13 2016, Forteiland, the Netherlands. Picture: Maarten van Kleinwee. |
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