Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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Caspian Gull cachinnans C|6 1CY, May-September 2024, the Netherlands & England. Picture: Gavin Baptie, Toby Carter, Mark Hawkes, Thijs Horst, Mars Muusse & Albert de Jong.

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Tibia ring G-C|6 and metal NLA 5.631.183, ringed as pullus Larus cachinnans on May 31 2024 in nest n-F|T_g-A|A_2024 at Lelystad, the Netherlands. Ringed by Merijn Loeve (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
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
18-07-2024 Lelystad (Bataviahaven), Flevoland, NL 5.230,00 N 525,00 E colourring read T. Horst & M. Muusse
28-07-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst & M. Muusse
04-08-2024 Grafham Water, Cambridgeshire, ENGELAND 5.217,00 N 17,00 W colourring read Mark Hawkes
07-08-2024 Grafham Water, Cambridgeshire, ENGELAND 5.217,00 N 17,00 W colourring read Mark Hawkes & Toby Carter
02-09-2024 Grafham Water, Cambridgeshire, ENGELAND 5.217,00 N 17,00 W colourring read Gavin Baptie

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:
n-F|T & g-A|A cach cach 69,3 51 90,76 69,3 48,9 83,44 68,5 50 86,22 260,42
2024 # eggs A-egg hatch # ringed chicks # all chicks # fledged chicks comments
  3 15-4-2024 13-5-2024
   
dam: dam 1 east
location: Location was 25-2022/2023, near PNED, on N side dam, with furious birds. Sprayed '#'.
parents? 2023 prospecting n-F|T.
   
ringed birds: 18-May
date darvic metal location / nest# species sexe age wing mass head+ bill bill tarsus gonys greyscale
23-04-2024 g-A|A .5625288 nest n-F|T PONT F >4CY 441 124,5 54,7 70,0 18,9 6
14-05-2024 .5631182 n-F|T / g-A|A PONT 1CY 74          
14-05-2024 .5631183 n-F|T / g-A|A PONT 1CY 62          
31-05-2024 dead .5631182 n-F|T / g-A|A PONT                
31-05-2024 g-C|6 .5631183 n-F|T / g-A|A PONT 1CY              
                           
OBSERVATIONS:
08-03-2024 adult: n-F|T on bread.
21-04-2024 eggs: 3 eggs, measured. 
adults: 5CY & adult.
23-04-2024 adult partner trapped at nest, now g-A|A.
14-05-2024 chicks: 2x ringed, only metal. Chicks 1 day old. Prognose was exact.
31-05-2024 chicks: 1x ringed, darvic added.
  1x dead chick. NLA 5631182 died <3 days ago.

below: Caspian Gull cachinnans C|6 1CY, September 02 2024, Grafham Water - Cambridgeshire, England. Picture: Gavin Baptie.

below: Caspian Gull cachinnans C|6 1CY, August 07 2024, Grafham Water - Cambridgeshire, England. Picture: Toby Carter.

below: Caspian Gull cachinnans C|6 1CY, August 04 2024, Grafham Water - Cambridgeshire, England. Picture: Mark Hawkes.

below: Caspian Gull cachinnans C|6 1CY, July 28 2024, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.

below: Caspian Gull cachinnans C|6 1CY, July 15 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst.

below: Caspian Gull cachinnans C|6 1CY, July 09 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst.

below: Caspian Gull cachinnans C|6 1CY, June 04 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst, Mars Muusse & Albert de Jong.

below: Caspian Gull cachinnans C|6 1CY, May 31 2024, Lelystad colony, the Netherlands. Picture: Thijs Horst & Merijn Loeve.

date darvic metal location / nest# species sexe age wing mass head+ bill bill tarsus gonys greyscale
23-04-2024 g-A|A .5625288 nest n-F|T dam 1 PONT F >4CY 441 124,5 54,7 70,0 18,9 6
14-05-2024 .5631182 nest n-F|T / g-A|A PONT 1CY 74
14-05-2024 .5631183 nest n-F|T / g-A|A PONT 1CY 62
31-05-2024 g-C|6 .5631183 n-F|T / g-A|A PONT 1CY