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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International trend
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Site characteristics
Breeding biology
Fecundity
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Nonbreeding season
Breeding species
Hybrid scores
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Future

Caspian Gull cachinnans 2|2 1CY-3CY, 2023-2025, the Netherlands. Picture: Thijs Horst & Mars Muusse.

Tibia G-2|2 and metal NLA 5.623.838, 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
06-12-2023 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Gabi Martin, Thijs Horst & Mars Muusse
17-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
08-04-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst & M. Muusse

below: Caspian Gull cachinnans 2|2 3CY, April 08 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Caspian Gull cachinnans 2|2 1CY, December 06 2023, Almere, the Netherlands. Picture: Thijs Horst & Mars Muusse.