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 Kinseldam 02

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 Kinsel 2, 930 mtr from S-point of dam in denser vegetation.
  • ID certain in 2026: both are Caspian Gull cachinnans. One trapped, now y-0:P.

Visits and data for nest Kinsel 02 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:
 # eggs
Kinsel 02 cach cach                  
 
ringed:
date darvic metal location / nest# species sexe age wing tarsus head+ bill bill gonys mass barcode
08-05-2026 Y-0:P .5646705 Nest Kinsel y-0:P PONT F >4CY 443 69,2 125 56,3 17,7 876 26B02118
               
OBSERVATIONS:
08-05-2026 parents 2x unringed parents. One trapped today, breeder on 1 egg. Now y-0:P.