Coordinators:
Albert de Jong
Leon Kelder
Roland-Jan Buijs
Thijs Horst
Merijn Loeve
Mars Muusse
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Caspian Gull cachinnans H|K 1CY-2CY, July 2024 - February 2025, the Netherlands & England. Picture: Richard Bonser, Thijs Horst & Mars Muusse.
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Tibia G-H|K and metal NLA 5.629.312, ringed as pullus Larus cachinnans on May 17 2024 at De Kreupel, Holland (5247.00 N 513.00 E).
Ringer Leon Kelder.
Recoveries:
13-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
14-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder
19-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst & M. Muusse
02-02-2025 London (Thames Erith Pier), Greater London, ENGELAND 5.128,00 N 11,00 E colourring read Richard Bonser
Nest data 2024:
Date trapped: |
Metal code |
... |
Tibia: |
Colour: |
Species: |
Age: |
Status |
Clutch size: |
Location: |
Fledged: |
Nest code: |
17-5-2024 |
...5629311 |
1 |
H|J |
Green |
5927 |
1 |
- |
3 |
IJsselmeer, Enkhuizen, De Kreupel, eiland M. |
? |
M6 |
17-5-2024 |
...5629312 |
1 |
H|K |
Green |
5927 |
1 |
- |
3 |
IJsselmeer, Enkhuizen, De Kreupel, eiland M. |
YES |
M6 |
17-5-2024 |
...5629313 |
1 |
H|L |
Green |
5927 |
1 |
- |
3 |
IJsselmeer, Enkhuizen, De Kreupel, eiland M. |
YES |
M6 |
below: Caspian Gull cachinnans H|K 1CY, February 02 2025, London, England. Picture: Richard Bonser.


below: Caspian Gull cachinnans H|K 1CY, July 19 2024, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.

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