Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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Caspian Gull cachinnans 0:E adult, 2026, the Netherlands. Picture: Thijs Horst & Mars Muusse.

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Tibia ring Y-0:E and metal NLA 5.641.191, ringed as breeding female Larus cachinnans on May 03 2026 at Lelystad, the Netherlands. Ringed by Roland-Jan Buijs ringing team.

Visits and data for nest g-N|E & y-0:E 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
g-N|E & y-0:E cach cach 76,6 51,7 71,7 49,2 72,1 51,8  
 
ringed:
date darvic metal location / nest# species sexe age wing tarsus head+ bill bill gonys mass barcode
03-05-2026 Y-0:E .5641191 Vliertje PONT F 5CY 442 66 128,7 54,8 13,8 26B02541
               
               
OBSERVATIONS:
22-04-2026 nest

3 eggs, measured.

26-04-2026 parents G-N|E close to Heineken. Unringed Caspian Gull near nest Vliertje.
03-05-2026 parents Unringed 5CYCaspian Gull trapped, now y-0:E.
  nest 3 eggs.
10-05-2026 pullus 2x hatching, 1x not seen (hiding between boulders?).