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Coordinator: Albert de Jong Merijn Loeve Roland-Jan Buijs Thijs Horst Leon Kelder Mars Muusse |
Caspian Gull cachinnans 0.36 adult, July 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.Tarsus ring y-0.36, ringed as breeding adult Larus cachinnans in 2025 at De Kreupel, the Netherlands (5247.00 N 513.00 E). Ringer Kees Camphuysen & Leon Kelder. Recoveries: below: Caspian Gull cachinnans 0.36 adult, July 13 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse. |