Larus cachinnans in the Netherlands

(last update: August 16, 2020)

Coordinators:
Albert de Jong
Leon Kelder
Roland-Jan Buijs
Thijs Horst
Merijn Loeve
Mars Muusse

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Herring Gull argenteus B / KJ 1CY, 2025, IJmuiden, the Netherlands. Picture: Mars Muusse.

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

Tibia B/R-KJ and metal NLA 6.254.594, ringed as pullus Larus argentatus on June 14 2025 at Lelystad, the Netherlands. Ringed by Roland-Jan Buijs ringing team (Mars Muusse / Thijs Horst / Fred Cottaar).

Recoveries:
07-08-2025 Velsen (Strand Noordpier), Noord-Holland, NL 5.228,00 N 433,00 E colourring read Fred Cottaar & Jan Zorgdrager
26-08-2025 IJmuiden (Strand Zuidpier), Noord-Holland, NL 5.227,34 N 433,03 E colourring read T. Horst & M. Muusse & Michel Boeken
30-08-2025 IJmuiden (Strand Zuidpier), Noord-Holland, NL 5.227,34 N 433,03 E colourring read T. Horst & M. Muusse
02-09-2025 IJmuiden (Strand Zuidpier), Noord-Holland, NL 5.227,34 N 433,03 E colourring read Jan Bijlsma & Martijn van Manen
08-09-2025 IJmuiden (Strand Zuidpier), Noord-Holland, NL 5.227,34 N 433,03 E colourring read T. Horst & M. Muusse
14-09-2025 IJmuiden (Strand Zuidpier), Noord-Holland, NL 5.227,34 N 433,03 E colourring read T. Horst, M. Muusse & F. Cottaar
19-09-2025 IJmuiden (Strand Zuidpier), Noord-Holland, NL 5.227,34 N 433,03 E colourring read Fred Cottaar
23-09-2025 Velsen (Strand Noordpier), Noord-Holland, NL 5.228,00 N 433,00 E colourring read T. Horst & M. Muusse & Jacos Jes
25-09-2025 IJmuiden (Kennemerstrand), Noord-Holland, NL 5.226,55 N 433,03 E colourring read Jan Zorgdrager
28-09-2025 IJmuiden (Haringhaven), Noord-Holland, NL 5.227,29 N 435,03 E colourring read T. Horst, M. Muusse & F. Cottaar
30-09-2025 IJmuiden (Kennemerstrand), Noord-Holland, NL 5.226,55 N 433,03 E colourring read T. Horst & M. Muusse

Data for this nest in 2025:

date darvic metal nest species sexe age wing mass head+ bill bill gonys barcode comments
14-6-2025 B/R-KJ .6254594 blokken dam 1 ZM pullus 633         Ringed pullus
25-6-2025 B/R-KJ .6254594 blokken dam 1 ZM pullus 726          

below: Herring Gull argenteus B / KJ 1CY, September 28 2025, IJmuiden, the Netherlands. Picture: Mars Muusse.

below: Herring Gull argenteus B / KJ 1CY, September 23 2025, IJmuiden, the Netherlands. Picture: Mars Muusse.

below: Herring Gull argenteus B / KJ 1CY, September 08 2025, IJmuiden, the Netherlands. Picture: Mars Muusse.

below: Herring Gull argenteus B / KJ 1CY, August 26 2025, IJmuiden, the Netherlands. Picture: Mars Muusse.