| Coordinators:Albert de Jong
 Leon Kelder
 Roland-Jan Buijs
 Thijs Horst
 Merijn Loeve
 Mars Muusse
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 | Caspian Gull cachinnans  4|6 1CY-3CY,  August  2023 - January 2025,  England, France & Denmark. Picture: Kim Fischer, Richard Bonser & Guillaume Bruneau.Tibia  G-4|6 and metal NLA 5.623.915, ringed as  pullus Larus cachinnans on May 19 2023 at De Kreupel, Holland (5247.00 N 513.00 E). 
      Ringer  Leon Kelder. Recoveries:31-07-2023 Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Andy Hale
 31-07-2023 Sheringham (Strand), Norfolk, ENGELAND 5.256,00 N 112,00 E colourring read Janice Darch
 03-08-2023 Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Mark Eldridge
 03-08-2023 Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Richard Bonser
 12-12-2023 Presqu'ile de Quiberon (Strand), Morbihan, FRANKRIJK 4.731,00 N 307,00 W colourring read Guillaume Bruneau
 20-06-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
 15-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
 31-01-2025 Minsmere (RSPB Reserve), Suffolk, ENGELAND 5.214,00 N 136,00 E colourring read David Fairhurst
 below: Caspian Gull cachinnans  4|6 3CY,  January 31 2025, Minsmere - Suffolk, England. Picture: David Fairhurst.
 
 
 below: Caspian Gull cachinnans  4|6 2CY,  April 13 2024, Denmark. Picture: Kim Fischer.
 below: Caspian Gull cachinnans  4|6 1CY,  December 12 2023, Presqu'ile de Quiberon, France. Picture: Guillaume Bruneau.
 below: Caspian Gull cachinnans  4|6 1CY,  August 03 2023, Cromer - Norfolk, England. Picture: Richard Bonser.
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