Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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Herring Gull argenteus B / JH adult, 2025, the Netherlands. Picture: Thijs Horst & Mars Muusse.

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Tibia B/R-JH and metal NLA 6.254.557, ringed as breeding adult Larus argentatus on April 28 2025 at Lelystad, the Netherlands. Ringed by Roland-Jan Buijs ringing team (Mars Muusse / Thijs Horst / Fred Cottaar).

Recoveries:
04-06-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
10-06-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
08-07-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
04-08-2025 Vlieland (Strand), Friesland, NL 5.316,00 N 457,00 E colourring read Willem van der Waal
30-10-2025 Bunschoten-Spakenburg (Oostelijke Randweg), Utrecht, NL 5.214,43 N 523,00 E colourring read Hans van Muiswinkel

Data for this nest in 083-2025:

2025 parent 1 parent 2 A_length A_width A_volume B_length B_width B_volume C_length C_width C_volume TOTAL NEST:
b/r-JH teus 64,6 45,6 64 45,8 66,4 46,9
dam: dam 1
location:
code 83 sprayed on dam, 40M east 81 both with chicken door.
parents: new
ringed:
date darvic metal location / nest# species sexe age wing mass head+ bill bill tarsus gonys greyscale
4/28/2025 b/r-JH 6254557 dam 1 ZM F >4CY 416 824 109,6 47,1 62,4 17,4 6
OBSERVATIONS:
4/28/2025 adult
breeding adult trapped on nest, now b/r-JH.
nest
3x eggs measured.

below: Herring Gull argenteus B / JH adult, June 10 2025, Almere - De Vaart, the Netherlands. Picture: Thijs Horst.

below: Herring Gull argenteus B / JH adult, April 28 2025, colony Lelystad, the Netherlands. Picture: Thijs Horst & Mars Muusse.

date darvic metal nest species sexe age wing mass head+ bill bill tarsus gonys barcode greyscale comments
28-4-2025 B/R-JH .6254557 nest 83 ZM F >4CY 416 824 109,6 47,1 62,4 17,4   6 Trapped by ringer. Breeder on 3 eggs.