Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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Nests at De Kreupel 2020
nest r-02P4 20
nest y-X804 20
nest D01 20
nest D02 20
nest D03 20
nest L01 20
nest L02 20
nest L03 20
nest M02 20

Nests at De Kreupel 2021
nest r-02P4 20
nest w-201U 21
nest g-XLHD 21
nest r-KA 21
nest r-KB 21
nest r-KC 21
nest r-KD 21
nest r-KE 21
nest r-KF 21
nest r-KH 21
nest r-KJ 21
nest r-KK 21
nest A01 21
nest C03 21
nest C04 21
nest C06 21
nest D01 21
nest D03 21
nest D05 21
nest D06 21
nest D07 21
nest D08 21
nest E01 21
nest H01 21
nest L01 21
nest L02 21
nest L05 21
nest L06 21
nest L07 21
nest M01 21
nest M04 21
nest M06 21
nest Q01 21

Caspian Gull cachinnans X01E adult, July 2023 - March 2024, 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 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.