Larus cachinnans in the Netherlands
(last update: August 16, 2020)
Albert de Jong
Leon Kelder
Roland-Jan Buijs
Thijs Horst
Merijn Loeve
Mars Muusse
Cachinnans - nest Lelystad b/r-JH (083-2025)
General remarks:
- Eggs: Volume measured by Stonehouse (1964) and Spaans & Spaans (1975), which make comparison possible with data from Texel (Camphuysen pers comm 16.04.2020).
- Nest 083 positioned on dam 1, code 83 sprayed on dam. 40M east 81, both 81 and 83 with chicken door.
- In 2025 breeding birds are Herring Gulls. One ringed in 2025, now female b/r-JH.
| nest 80 | April 28th, 2025: nest location. | April 28th, 2025: Herring Gull b/r-JH | April 28th, 2025: Herring Gull b/r-JH |
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Data for this nest in 083-2025:
| 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: | |
| b/r-JH | teus | 64,6 | 45,6 | 64 | 45,8 | 66,4 | 46,9 | ||||||
| dam: | dam 1 | ||||||||||||
| location: | code 83 sprayed on dam, 40M east 81 both with chicken door.
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| parents: | new | ||||||||||||
| ringed: | |||||||||||||
| date | darvic | metal | location / nest# | species | sexe | age | wing | mass | head+ bill | bill | tarsus | gonys | greyscale |
| 4/28/2025 | b/r-JH | 6254557 | dam 1 | ZM | F | >4CY | 416 | 824 | 109,6 | 47,1 | 62,4 | 17,4 | 6 |
| OBSERVATIONS: | |||||||||||||
| 4/28/2025 | adult | breeding adult trapped on nest, now b/r-JH.
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| nest | 3x eggs measured.
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