Larus cachinnans in the Netherlands

(last update: August 16, 2020)

Coordinators:
Albert de Jong
Leon Kelder
Roland-Jan Buijs
Thijs Horst
Merijn Loeve
Mars Muusse

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Breeding biology
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Caspian Gull cachinnans 2|E 2CY, July 2024, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.

Tibia G-2|E and metal NLA 5.623.850, ringed as pullus Larus cachinnans on May 12 2023 at De Kreupel, Holland (5247.00 N 513.00 E). Ringer Leon Kelder.

Recoveries:
19-05-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E captured by ringer Leon Kelder
09-06-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E captured by ringer Leon Kelder
28-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst & M. Muusse
30-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read J. van Assema & T. Horst
15-09-2024 Nederlands Continental Plat (Offshore), Friesland, NL 5.330,00 N 549,00 E colourring read Bart-Jan Prak

below: Caspian Gull cachinnans 2|E 2CY, July 30 2024, colony De Kreupel, the Netherlands. Picture: Thijs Horst.

below: Caspian Gull cachinnans 2|E 2CY, July 28 2024, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.