Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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Herring Gull argenteus B / LD 1CY, 2025, IJmuiden, the Netherlands.

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Tibia B/R-LD and metal NLA 6.254.718, ringed as 1CY male Larus argentatus on August 25 2025 at IJmuiden-Harbour, the Netherlands. Ringed by Roland-Jan Buijs ringing team (Mars Muusse / Thijs Horst / Fred Cottaar).
Ring was used in colony Lelystad, but that bird found dead in colony. Ring re-used today.

Recoveries:
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 (Kennemerstrand), Noord-Holland, NL 5.226,55 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
09-10-2025 Velsen (Strand Noordpier), Noord-Holland, NL 5.228,00 N 433,00 E colourring read Jan Zorgdrager