Larus cachinnans in the Netherlands
(last update: August 16, 2020)
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Thijs Horst
Leon Kelder
Mars Muusse
Cachinnans - nest De Kreupel L07 21
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 on island "L". Nest coded "L07" in season 2021.
| pulli: | June 11th, 2021: pullus r[B.A]. | June 11th, 2021: pullus r[B.A]. | June 11th, 2021: pullus r[B.A]. |
 |
 |
 |
|
| June 11th, 2021: pullus r[B.B]. | June 11th, 2021: pullus r[B.B]. | June 11th, 2021: pullus r[B.B]. | |
 |
 |
 |
Visits and data.
| Date: | details: | |||||
| 11-6-2021 | 2 pulli in nest. | metal: | tibia: | mass (gr): | head + bill: | wing: |
| Prey: Roach 2x. | NLA 5.556.784 | Red B.A | 892 | 108.8 | 216.5 | |
| https://waarneming.nl/observation/216987781/ | NLA 5.556.785 | Red B.B | 900 | 104.4 | 185.5 | |
| 25-6-2021 | 1 chick outside nest. | metal: | tibia: | mass (gr): | head + bill: | wing: |
| NLA 5.556.785 | Red B.B | 1204 | 122.7 | 316.0 | ||