Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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

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Tibia ring G-A|Z and metal NLA 5.631.234, ringed as pullus Larus cachinnans on May 07 2024 in nest 168-2024 at Lelystad, the Netherlands. Ringed by Mars Muusse (Roland-Jan Buijs ringing team).

Recoveries:
04-06-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
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 74 49 89,46 73,7 50,4 94,26 68,1 49 82,33 266,05
168-2024 # eggs A-egg hatch # ringed chicks # all chicks # fledged chicks comments
    08-4-2024 03-5-2024
   
dam: dam 1 blocks
location: Nest "rozenbottels": at east end of blocks, between Rose bushes, halfway N-side. 168 sprayed on block
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|X .5631232 168 PONT 1CY 95          
07-05-2024 g-A|Y .5631233 168 PONT 1CY 80          
07-05-2024 g-A|Z .5631234 168 PONT 1CY 114          
04-06-2024 g-A|X .5631232 168 PONT 1CY 182 436 99,3        
04-06-2024 g-A|Z .5631234 168 PONT 1CY 218 598 105,5        
                           
OBSERVATIONS:
12-04-2024 eggs: 3 eggs, measured.
21-04-2024 eggs: 3 eggs, not measured.
adult: 2x Caspian Gulls at nest. Female: black P3-P10.
07-05-2024 chicks: 3x ringed.
14-05-2024 adult: 2x Caspian Gull.
04-06-2024 chicks: g-A|X & g-A|Z present, measured.

below: Caspian Gull cachinnans A|Z 1CY, June 04 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst, Mars Muusse & Albert de Jong.

below: Caspian Gull cachinnans A|Z 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|X .5631232 168 PONT 1CY 95
7-5-2024 g-A|Y .5631233 168 PONT 1CY 80
7-5-2024 g-A|Z .5631234 168 PONT 1CY 114