| Coordinator: Albert de Jong
 Merijn Loeve
 Roland-Jan Buijs
 Thijs Horst
 Leon Kelder
 Mars Muusse
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 | Caspian Gull cachinnans P:9R0 5CY-6CY, March 2024 - March 2025, colony Lelystad, the Netherlands. Picture: Mars Muusse & Thijs Horst.Caspian Gull (Larus cachinnans) with yellow tarsus P:9R0. Ringed as pullus on May 30 2020 at  colony  (Larus cachinnans kolonia) Mietków, Poland.In 2024: breeding at Lelystad, nest y-P:9R0.
 Recoveries:      
 
  
    
      | 30/05/2020 | Zbiornik Mietkowski, 
        POLAND (DOLNOŚLĄSKIE) | ODRA:
        Paweł Grochowski |  
      | 30/05/2020 | Zbiornik Mietkowski, POLAND (DOLNOŚLĄSKIE) | ODRA: 
        Jacek Betleja |  
      | 23/11/2020 | Eitting:Umwelt Wurzer, GERMANY (BAVARIA: OBERBAYERN) | Christian Tolnai, 
        Josef Reichart |  
      | 28/11/2020 | Eitting:Umwelt Wurzer, GERMANY (BAVARIA: OBERBAYERN) | Christian Tolnai, 
        Josef Reichart |  
      | 29/11/2020 | Eitting:Umwelt Wurzer, GERMANY (BAVARIA: OBERBAYERN) | Christian Tolnai, Josef Reichart |  
      | 30/11/2020 | Eitting:Umwelt Wurzer, GERMANY (BAVARIA: OBERBAYERN) | Christian Tolnai, Josef Reichart |  
      | 02/12/2020 | Eitting:Umwelt Wurzer, GERMANY (BAVARIA: OBERBAYERN) | Christian Tolnai, Josef Reichart |  
      | 03/12/2020 | Eitting:Umwelt Wurzer, GERMANY (BAVARIA: OBERBAYERN) | Christian Tolnai, Josef Reichart |  
      | 04/12/2020 | Eitting:Umwelt Wurzer, GERMANY (BAVARIA: OBERBAYERN) | Christian Tolnai, Josef Reichart |  
      | 05/12/2020 | Eitting:Umwelt Wurzer, GERMANY (BAVARIA: OBERBAYERN) | Christian Tolnai, Josef Reichart |  
      | 06/12/2020 | Eitting:Umwelt Wurzer, GERMANY (BAVARIA: OBERBAYERN) | Christian Tolnai, Josef Reichart |  
      | 08/12/2020 | Eitting:Umwelt Wurzer, GERMANY (BAVARIA: OBERBAYERN) | Christian Tolnai, Josef Reichart |  
      | 20/10/2021 | Ostrów Wielkopolski: ul.Osiedlowa, POLAND (WIELKOPOLSKIE) | Maciej Urbaniak |  
      | 28/02/2022 | Újszentmargita (Cserepes-puszta, kútles), HUNGARY (HAJDU-BIHAR) | BUDAPEST .HGB: J. Tar |  
      | 04/02/2023 | Almere: de Vaart, NETHERLANDS (FLEVOLAND) | Eric Roeland |  
      | 08/02/2023 | Almere-De Vaart, NETHERLANDS (FLEVOLAND) | Dick Kuipers |  
      | 12/02/2023 | Almere: de Vaart, NETHERLANDS (FLEVOLAND) | Eric Roeland |  
      | 08/03/2024 | Bataviahaven, Lelystad, NETHERLANDS (FLEVOLAND) | thijs horst, Mars Muusse |  below: Caspian Gull cachinnans P:9R0 6CY, March 16 2025, colony Lelystad, the Netherlands. Picture: Thijs Horst & Mars Muusse.Back at same location as nest in 2024. .JPG)
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 below: Caspian Gull cachinnans P:9R0 5CY, March 26 2024, colony Lelystad, the Netherlands. Picture: Mars Muusse & Thijs Horst.
 
 below: Caspian Gull cachinnans P:9R0 5CY, March 25 2024, colony Lelystad, the Netherlands. Picture:  Thijs Horst.
 
 below: Caspian Gull cachinnans P:9R0 5CY, March 20 2024, colony Lelystad, the Netherlands. Picture: Mars Muusse & Thijs Horst.
 below: Caspian Gull cachinnans P:9R0 5CY, March 08 2024, colony Lelystad, the Netherlands. Picture: Mars Muusse & Thijs Horst.
 
 
 
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