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 - Lelystad nest Orange Flag 2026
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 "Orange Flag": positioned on artificial breakwater 1 west. North side, near water. Orange flag beteen bolders.
- Certainty on ID in 2026. 2x Caspian Gulls present on April 27th, with nest 3 eggs.
| nest | April 27 2026: nest "Orange Flag". | April 27 2026: location. | April 27 2026: 3 eggs. |
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Visits and data 2026.
| 2026 | 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 | |
| Orange Flag | cach | cach | 75,0 | 49,8 | 72,9 | 50,0 | 69,4 | 48,8 | ||||||
| ringed: | ||||||||||||||
| date | darvic | metal | location / nest# | species | sexe | age | wing | mass | head+ bill | bill | tarsus | gonys | greyscale | |
OBSERVATIONS:
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| 27-04-2026 | nest | 3 eggs, measured. |
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| location | Nest is 50 mtr NE of g-A|E & g-M|+. | |||||||||||||
| parents | 2x Caspian Gulls | |||||||||||||