IJmuiden Project - Fred Cottaar, José Verbeek, Maarten van Kleinwee & Mars Muusse(last update: January 01, 2023) |
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Herring Gull (argenteus) Y.DRV 1CY, June - August 2023, IJmuiden, the Netherlands. Picture: José Verbeek-Cottaar & Mars Muusse.Ringed as pullus in season 2023 at Forteiland, IJmuiden. Ringed by Fred Cottaar ringing team. below: Herring Gull (argenteus) Y.DRV 1CY, August 29 2023, IJmuiden, the Netherlands. Picture: Mars Muusse.Both wings show a few 2nd generation feathers, and therefore g-YDRV could be categorized in the group of "a very small minority (2-4%) of 1st winter Herring Gull replace some coverts and/or tertials in the post-juvenile moult". below: Herring Gull (argenteus) Y.DRV 1CY, August 15 2023, IJmuiden, the Netherlands. Picture: Mars Muusse.below: Herring Gull (argenteus) Y.DRV 1CY, July 07 2023, IJmuiden, the Netherlands. Picture: Mars Muusse.below: Herring Gull (argenteus) Y.DRV 1CY, June 26 2023, IJmuiden, the Netherlands. Picture: Mars Muusse.below: Herring Gull (argenteus) Y.DRV 1CY, June 26 2023, IJmuiden, the Netherlands. Picture: José Verbeek-Cottaar.Only chick from this nest that fledged in 2023. |
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