Larus cachinnans in the Netherlands

(last update: August 16, 2020)

Coordinators:
Albert de Jong
Leon Kelder
Roland-Jan Buijs
Thijs Horst
Merijn Loeve
Mars Muusse

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Cachinnans - nest Lelystad 095

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 095 positioned on artificial breakwater 1 west. Location is opposite harbour, 75 mtr E of g-XLDT. Plastic plant box placed next to nest, top of dam.
  • Uncertainty on ID in 2024, one Herring Gull argenteus.
nest May 07 2024: 3 eggs, full clutch. May 17 2024: Herring Gulls. .
   

Visits and data 2024.

NEST code parent 1 parent  2 A_length A_width A_volume B_length B_width B_volume C_length C_width C_volume TOTAL NEST:
095-2024 teus teus 73 46,9 80,85 75 48,6 89,19 78,9 50,3 100,51 270,55
  # eggs A-egg hatch # ringed chicks # all chicks # fledged chicks comments
  3    
   
dam: dam 1 west
location: near Blackberry top of dam, 50 mtr E of r-7P. Code sprayed on tarmac.
parents? New
   
ring pulli: June 01?
date darvic metal location / nest# species sexe age wing mass head+ bill bill tarsus gonys greyscale
                           
OBSERVATIONS:
07-05-2024 eggs: 3 eggs. Measured.
  adult: Attempt to trap Herring Gull. Failed.
17-05-2024 adult: 2x Herring Gull.