Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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Caspian Gull cachinnans A|E adult, April 26 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Mars Muusse.

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Tibia ring G-A|E and metal NLA 5.625.297, ringed as breeding adult Larus cachinnans on April 26 2024 in nest 231-2024 at Lelystad, the Netherlands. Ringed by Mars Muusse (Roland-Jan Buijs ringing team).

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:
P:AM0 & g-A|E cach cach 73,6 49 88,98 70 50,3 89,17 68,5 48,5 81,13 259,28
2024 # eggs A-egg hatch # ringed chicks # all chicks # fledged chicks comments
  3 10-4-2024 6-5-2024
   
dam: dam 1 west
location: Is nest 63-2021/2023. The west nest in the complex.
parents? y-P:AM0 is new breeder.
   
ring pulli: 11-May
date darvic metal location / nest# species sexe age wing mass head+ bill bill tarsus gonys greyscale
26-4-2024 g-A|E .5625294 nest PAM0 PONT F >4CY 443 1075 126,3 53,0 66,7 18,1 5
                           
OBSERVATIONS:
8-3-2024 adult: y-PAM0.
31-3-2024 adults: both parents present.
12-4-2024 eggs: 1 egg, measured.
21-4-2024 eggs: 3, measured.
nest: cluster again: 60, 69, PAM0, n-F|+, and 2 Herrings to follow soon.
26-4-2024 adult: adult female trapped at nest, now g-A|E.
food: Perch vomit when adult trapped.

below: Caspian Gull cachinnans A|E adult, April 26 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Mars Muusse.

date darvic metal location / nest# species sexe age wing mass head+ bill bill tarsus gonys greyscale
26-4-2024 g-A|E .5625294 nest PAM0 dam 1 PONT F >4CY 443 1075 126,3 53,0 66,7 18,1 5