Larus cachinnans in the Netherlands
(last update: August 16, 2020)
Herring Gull argenteus B / JG adult, 2025, Lelystad & Almere, the Netherlands. Picture: Thijs Horst.
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Tibia B/R-JG and metal NLA 6.254.556, 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
09-07-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read T. Horst & M. Muusse
Data for nest b/r-JG (081-2025).
| 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-JG | teus | teus | 66 | 47,7 | 64,2 | 47,2 | 64,1 | 47 | |||||
| dam: | dam 1 | ||||||||||||
| location: | code 81 sprayed on dam, opposite entrance marina harbour
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| parents: | new, one Herring Gull ringed in 2025, now b/r-JG. | ||||||||||||
| ringed: | |||||||||||||
| date | darvic | metal | location / nest# | species | sexe | age | wing | mass | head+ bill | bill | tarsus | gonys | greyscale |
| 4/28/2025 | b/r-JG | 6254556 | dam 1 | ZM | M | >4CY | 459 | 1144 | 125,5 | 56,8 | 66,3 | 21 | 6 |
| OBSERVATIONS: | |||||||||||||
| 4/28/2025 | adult | breeding adult trapped on nest, now b/r-JG.
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| nest | 3x eggs measured.
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below: Herring Gull argenteus B / JG adult, July 08 2025, Almere - De Vaart, the Netherlands. Picture: Thijs Horst.
below: Herring Gull argenteus B / JG adult, June 10 2025, Almere - De Vaart, the Netherlands. Picture: Thijs Horst.
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below: Herring Gull argenteus B / JG adult, June 04 2025, Almere - De Vaart, the Netherlands. Picture: Thijs Horst.
below: Herring Gull argenteus B / JG 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-JG | .6254556 | nest 81 | ZM | M | >4CY | 459 | 1144 | 125,5 | 56,8 | 66,3 | 21 | 6 | Trapped by ringer. Breeder on 3 eggs. |
