Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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Caspian Gull cachinnans X01E 6CY-8CY, 2023-2025, colony De Kreupel, the Netherlands. Picture: Leon Kelder, Thijs Horst & Mars Muusse.

DEH EA211501 & y-X01E, ringed as pullus Caspian Gull (Larus cachinnans) on June 03 2018 at colony Laußig, Germany.
Now (2023) breeding in colony De Kreupel, the Netherlands.

Recoveries:
18-08-2018 Lelystad - Oostvaardersdijk, Flevoland, the Netherlands
12-06-2021 Zwenkau, Sachsen, Germany
03-07-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
04-07-2023 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
04-03-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst & M. Muusse

In 2023:
Caspian Gull y-X01E has nest C7, on island C - De Kreupel. First egg laid on April 01 2023 (+/- 2 days). Partner likely Caspian too.
Nest has 3 eggs. Nest has 3 chicks, all 3 fledged.
G-2|6, on July 24 2023 observed in England.
G-2|7, on July 11 2023 observed in England.
G-2|8, fledged, and July 06 2023 still at De Kreupel.

below: Caspian Gull cachinnans X01E 8CY, April 08 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Caspian Gull cachinnans X01E 7CY, March 04 2024, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Caspian Gull cachinnans X01E 6CY, July 04 2023, De Kreupel - F, the Netherlands. Picture: Leon Kelder.

Adult y-X01E with chick g-2|7 at island F. Just 7 days later, on July 11 2023, g-2|7 was observed on the English eastcoast.