Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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Caspian Gull cachinnans A|9 1CY, May 07 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Mars Muusse.

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Tibia ring G-A|9 and metal NLA 5.631.242, ringed as pullus Larus cachinnans on May 07 2024 in nest 163-2024 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:
  cach 69,2 49,1 84,00 68,9 49,4 84,66 66,5 48,3 78,11 246,77
163-2024 # eggs A-egg hatch # ringed chicks # all chicks # fledged chicks comments
  3 8-4-2024 3-5-2024
   
dam: dam 1 blocks
location: Blocks dam 1 - west section, under (north of) nest 53, near (east of) Elderberry near waterfront.
parents? same as 2023?
   
ring pulli: 09-May
date darvic metal location / nest# species sexe age wing mass head+ bill bill tarsus gonys greyscale
07-05-2024 g-A|8 .5631241 163 PONT 1CY 121          
07-05-2024 g-A|9 .5631242 163 PONT 1CY 75          
07-05-2024 g-A|+ .5631243 163 PONT 1CY 116          
                           
OBSERVATIONS:
12-04-2024 eggs: 3 eggs, measured. Small eggs.
21-04-2024 eggs: 3 eggs, not measured.
adult: Caspian Gull incubating.
02-05-2024 eggs: 3 eggs.
adult: female Caspian Gull. Male much black on P10 and P8, broad band on P5, with dark iris, red orbital and gape.
07-05-2024 chicks: 3x ringed.
18-06-2024 chicks: 3x present: g-A|8, gA|9 & g-A|+.

below: Caspian Gull cachinnans A|9 1CY, June 18 2024, Lelystad colony, the Netherlands. Picture: Mars Muusse & Thijs Horst.

below: Caspian Gull cachinnans A|9 1CY, May 07 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Mars Muusse.

date darvic metal location / nest# species sexe age wing mass
7-5-2024 g-A|8 .5631241 163 PONT 1CY 121
7-5-2024 g-A|9 .5631242 163 PONT 1CY 75
7-5-2024 g-A|+ .5631243 163 PONT 1CY 116