Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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

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Tibia ring G-C|C and metal NLA 5.631.200, ringed as pullus Larus cachinnans on May 14 2024 in nest 007-2024 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:
007-2024 cach   69,2 49,8 86,41 70,7 50,7 91,50 67 49,4 82,32 260,24
  # eggs A-egg hatch # ringed chicks # all chicks # fledged chicks comments
  3 15-4-2024 13-5-2024
   
dam: dam 1 T-split
location: Nest Blue chair North, 7 mtr from Blue chair South.
parents? New
   
ring pulli: 18-May
date darvic metal location / nest# species sexe age wing mass head+ bill bill tarsus gonys greyscale
14-05-2024 g-C|C .5631200 nest 7 (stoel N) PONT 1CY 82          
14-05-2024 g-C|D .5631101 nest 7 (stoel N) PONT 1CY 100          
31-05-2024 g-C|C .5631200 nest 7 (stoel N) PONT 1CY              
31-05-2024 g-C|D .5631101 nest 7 (stoel N) PONT 1CY              
                           
OBSERVATIONS:
21-04-2024 eggs: 3 eggs, measured. 
nest: Caspian Gull incubating.
26-04-2024 adults: Caspian Gull is incubating.
30-04-2024 adults: 2x Caspian Gull photographed.
07-05-2024 eggs: 3x.
14-05-2024 chicks: 2x ringed. Fish bolus when processed.
food: Fish.
eggs: 1x in nest.
31-05-2024 chicks: CONTROLL: g-C|C & g-C|D.
18-06-2024 chick: CONTROLL: g-C|C at water. Later on blocks.

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

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

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

date darvic metal location / nest# species sexe age wing mass
14-05-2024 g-C|C .5631200 nest 7 (stoel N) PONT 1CY 82
14-05-2024 g-C|D .5631101 nest 7 (stoel N) PONT 1CY 100