Coordinators:
Albert de Jong
Leon Kelder
Roland-Jan Buijs
Thijs Horst
Merijn Loeve
Mars Muusse
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Caspian Gull cachinnans 3|9 1CY, July 15 2023, De Kreupel, the Netherlands. Picture: Leon Kelder.
Tibia G-3|9 and metal NLA 5.623.882, ringed as pullus Larus cachinnans on May 19 2023 at De Kreupel, Holland (5247.00 N 513.00 E).
Ringer Leon Kelder.
Recoveries:
06-07-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
15-07-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
below: Caspian Gull cachinnans 3|9 1CY, July 15 2023, De Kreupel, the Netherlands. Picture: Leon Kelder.

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