Larus cachinnans in the Netherlands
(last update: August 16, 2020)
Caspian Gull cachinnans N|0 1CY, 2025, colony Lelystad, the Netherlands. Picture: Thijs Horst & Mars Muusse.
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Tibia G-N|0 and metal NLA 5.641.033, ringed as pullus Larus cachinnans on May 13 2025 at Lelystad, the Netherlands. Ringed by Roland-Jan Buijs ringing team (Mars Muusse / Thijs Horst / Fred Cottaar).
Recoveries:
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Visits and data nest 003-2025.
| 2025 | parent 1 | parent 2 | A_length | A_width | A_volume | B_length | B_width | B_volume | C_length | C_width | C_volume | TOTAL NEST:
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# eggs |
| 003 | cach | cach | 73,8 | 50,6 | 73,3 | 50,4 | 72,5 | 49,8 | 3 | ||||
| dam: | dam 1 | ||||||||||||
| location: | in bend dam 1, near waterfront. Territory for 6+ years now.
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| parents: | same as 2024.
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| ring pulli: | |||||||||||||
| date | darvic | metal | location / nest# | species | sexe | age | wing | mass | head+ bill | bill | tarsus | gonys | |
| 13-05-2025 | g-N|0 | 5641033 | 3 | PONT | pullus | 86 | |||||||
| 13-05-2025 | g-N|1 | 5641034 | 3 | PONT | pullus | 105 | |||||||
| 13-05-2025 | g-N|2 | 5641035 | 3 | PONT | pullus | 70 | |||||||
OBSERVATIONS:
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| 21-04-2025 | nest | 3 eggs, measured.
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| location | Not able to trap birds here.
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| adult | unringed Caspian.
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| 01-05-2025 | adult | 2x present, Attempt to trap but failed.
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| eggs | 3x eggs. | ||||||||||||
| 13-05-2025 | pullus | 3x pullus ringed.
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| 25-05-2025 | pullus | g-N|2 found dead, no parents. Nest probably failed.
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below: Caspian Gull cachinnans N|0 1CY, May 13 2025, colony Lelystad, the Netherlands. Picture: Thijs Horst & Mars Muusse.
| date | darvic | metal | nest | species | sexe | age | wing | mass | head+ bill | bill | gonys | barcode | comments |
| 13-5-2025 | G-N|0 | .5641033 | 3 | PONT | pullus | 86 | Ringed pullus |
