Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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Caspian Gull cachinnans B|2 1CY, May 14 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Mars Muusse.

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Tibia ring G-B|2 and metal NLA 5.631.184, ringed as pullus Larus cachinnans on May 14 2024 in nest 111-2024 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:
111-2024 cach   71,6 51,2 94,50 71 51,3 94,08    
  # eggs A-egg hatch # ringed chicks # all chicks # fledged chicks comments
  2 15-4-2024 13-5-2024
   
dam: dam 1 east
location: Beauty nest with blue jerrycan, 25 mtr E of P9R0, top of dam, visible from N.
parents? New?
   
ring pulli: 17-May
date darvic metal location / nest# species sexe age wing mass head+ bill bill tarsus gonys greyscale
14-05-2024 g-B|2 .5631184 nest 111 PONT 1CY 68          
14-05-2024 g-B|3 .5631185 nest 111 PONT 1CY 85          
                           
OBSERVATIONS:
21-04-2024 eggs: 2 eggs, measured. 
adult: Caspian Gull incubating.
26-04-2024 eggs: still 2 eggs only.
07-05-2024 eggs: 2x.
  adults: both are Caspian Gull.
14-05-2024 chicks: 2x ringed.

below: Caspian Gull cachinnans B|2 1CY, May 14 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Mars Muusse.

date darvic metal location / nest# species sexe age wing mass
14-5-2024 g-B|2 .5631184 nest 111 PONT 1CY 68
14-5-2024 g-B|3 .5631185 nest 111 PONT 1CY 85