Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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

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Tibia ring G-B|+ and metal NLA 5.631.195, ringed as pullus Larus cachinnans on May 14 2024 in nest 21-2024 at Lelystad, the Netherlands. Ringed by Mars Muusse (Roland-Jan Buijs ringing team).

Recoveries:
31-05-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
29-06-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E found dead T. Horst & M. Muusse

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 cach 69,3 51,6 92,90 68,4 52,2 93,84 70,4 51,1 92,56 279,30
021-2024 # eggs A-egg hatch # ringed chicks # all chicks # fledged chicks comments
  3 10-4-2024 7-5-2024
   
dam: dam 1 T-split
location: Nest "white jerrycan in de oksel". Same as 21-2020/22/23.
parents? same as 2023?
   
ring pulli: 12-May
date darvic metal location / nest# species sexe age wing mass head+ bill bill tarsus gonys greyscale
14-05-2024 g-B|+ .5631195 nest 21 PONT 1CY 201          
14-05-2024 g-B|= .5631196 nest 21 PONT 1CY 199          
                           
OBSERVATIONS:
12-04-2024 eggs: 2 eggs, measured. 
21-04-2024 eggs: 3 eggs, measured. 
30-04-2024 adults: Caspian Gull at nest. Picture.
02-05-2024 eggs: 3 eggs.
07-05-2024 eggs: 3x.
14-05-2024 chicks: 2x ringed, 3rd chick dead in nest (died <3 days old).
31-05-2024 chicks: g-B|+ present.

below: Caspian Gull cachinnans B|+ 1CY, May 31 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Merijn Loeve.

below: Caspian Gull cachinnans B|+ 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|+ .5631195 nest 21 PONT 1CY 201
14-5-2024 g-B|= .5631196 nest 21 PONT 1CY 199