Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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Caspian Gull cachinnans A|V 1CY, May-August 2024, the Netherlands. Picture: Kees Floris, Thijs Horst & Mars Muusse.

You can participate in this project too! Please send in your observations of colour ringed birds to: ring@buijsecoconsult.nl

Tibia ring G-A|V and metal NLA 5.631.230, ringed as pullus Larus cachinnans on May 07 2024 in nest 033-2024 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
18-06-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
24-06-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
25-06-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
09-07-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
15-07-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read Thijs Horst
19-08-2024 Oostknollendam (De Marken), Noord-Holland, NL 5.230,00 N 449,00 E colourring read Kees Floris
02-09-2024 Oostknollendam (De Merken), Noord-Holland, NL 5.230,00 N 449,00 E colourring read Kees Floris
15-09-2024 Oostknollendam (De Merken), Noord-Holland, NL 5.230,00 N 449,00 E colourring read Kees Floris

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 77,5 48,6 92,17 74,4 50,5 95,53 73,9 50,2 93,77 281,47
033-2024 # eggs A-egg hatch # ringed chicks # all chicks # fledged chicks comments
  3 8-4-2024 3-5-2024
   
dam: dam 1 blocks
location: Nest is northeast in blocks section, yellow football near nest. Top of dam, most eastern nest in section.
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|U .5631229 33 PONT 1CY 70          
07-05-2024 g-A|V .5631230 33 PONT 1CY 68          
07-05-2024 g-A|W .5631231 33 PONT 1CY 80          
04-06-2024 g-A|U .5631229 33 PONT 1CY 254 938 115,5        
04-06-2024 g-A|V .5631230 33 PONT 1CY 219 715 104        
                           
OBSERVATIONS:
12-04-2024 eggs: 3 eggs, measured. Yellow football placed between blocks near nest. 
21-04-2024 eggs: 3 eggs, not measured.
07-05-2024 chicks: 3x ringed.
14-05-2024 nest: no search, chicks already ringed.
adults: 2x Caspian Gull.
31-05-2024 chicks: g-A|U, g-A|V present.
04-06-2024 chicks: g-A|U & g-A|V present, measured.
  food: fish bolus by g-A|V.
18-06-2024 chicks: g-A|U, g-A|V present.
adults: 2x Caspian Gull.

below: Caspian Gull cachinnans A|V 1CY, August 19 2024, Oostknollendam, the Netherlands. Picture: Kees Floris.

below: Caspian Gull cachinnans A|V 1CY, July 15 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst.

below: Caspian Gull cachinnans A|V 1CY, July 09 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst.

below: Caspian Gull cachinnans A|V 1CY, June 25 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst.

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

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

Food: fish.

below: Caspian Gull cachinnans A|V 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|U .5631229 33 PONT 1CY 70
7-5-2024 g-A|V .5631230 33 PONT 1CY 68
7-5-2024 g-A|W .5631231 33 PONT 1CY 80