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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Caspian Gull cachinnans 1|= 2CY-4CY, 2024-2026, the Netherlands. Picture: René Beekvelt, Thijs Horst & Mars Muusse.

Tibia G-1|= and metal NLA 5.629.650, ringed as pullus Larus cachinnans on May 12 2023 at De Kreupel, Holland (5247.00 N 513.00 E). Ringer Leon Kelder.

Recoveries:
04-03-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Thijs Horst & Mars Muusse
14-03-2024 Wervershoof (Vooroever), Noord-Holland, NL 5.245,00 N 507,00 E colourring read Leon Kelder
01-04-2024 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Eric Roeland
18-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
17-08-2024 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
06-02-2026 Cornwerd (IJsselmeer), Friesland, NL 5.305,22 N 522,26 colourring read René Beekvelt

below: Caspian Gull cachinnans 1|= 4CY, February 06 2026, Cornwerd, the Netherlands. Picture: René Beekvelt.

Feeding on dead goose, which may be H5N1 victim. Not a smart move.

below: Caspian Gull cachinnans 1|= 3CY, April 08 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Caspian Gull cachinnans 1|= 2CY, April 01 2024, Almere - De Vaart, the Netherlands. Picture: Eric Roeland.

below: Caspian Gull cachinnans 1|= 2CY, March 04 2024, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.