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| Coordinator: Albert de Jong Merijn Loeve Roland-Jan Buijs Thijs Horst Leon Kelder Mars Muusse |
Caspian Gull cachinnans X52A 8CY, July 11 2025, Marker Wadden, the Netherlands. Picture: Thijs Horst.Caspian Gull (Larus cachinnans) with yellow tarsus ring X52A from Germany. Ringed as pullus on June 03 2018.
below: Caspian Gull cachinnans X52A 8CY, July 11 2025, Marker Wadden, the Netherlands. Picture: Thijs Horst. |