| Coordinators:Albert de Jong
 Leon Kelder
 Roland-Jan Buijs
 Thijs Horst
 Merijn Loeve
 Mars Muusse
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   | Caspian Gull cachinnans  1|8 1CY,  September 17 2023, Blakeney Point - Norfolk, England. Picture: Andy Stoddart.
Tibia  G-1|8 and metal NLA 5.623.809, ringed as  pullus Larus cachinnans on May 12 2023 at De Kreupel, Holland (5247.00 N 513.00 E). 
      Ringer  Leon Kelder. Recoveries:01-07-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
 03-07-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
 17-09-2023 Blakeney Point (Strand), Norfolk, ENGELAND 5.257,00 N 57,00 E colourring read Andy Stoddart
 10-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
 below: Caspian Gull cachinnans  1|8 1CY,  September 17 2023, Blakeney Point - Norfolk, England. Picture: Andy Stoddart.
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