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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Breeding biology
Fecundity
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Nonbreeding season
Breeding species
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Future

Caspian Gull cachinnans K:K 1CY, 2026, England. Picture: Mark Clements & Andrew Easton.

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

Tibia Y-K:K and metal Arnhem 5.645.582, ringed as pullus Larus cachinnans on May 16 2026 at IJsselmeer (De Kreupel), Holland (5247.00 N 513.00 E). Ringed by Leon Kelder.

Head+bill: 67,0
Mass: 216,0

Recoveries:
11-08-2026 Cromer (Strand), Norfolk, ENGELAND 5.255,00 N 118,00 E colourring read Mark Clements
17-08-2026 Lowestoft (Ness Point), Suffolk, ENGELAND 5.228,00 N 145,00 E colourring read Andrew Easton

below: Caspian Gull cachinnans K:K 1CY, August 17 2026, Lowestoft - Suffolk, England. Picture: Andrew Easton.

below: Caspian Gull cachinnans K:K 1CY, August 11 2026, Cromer - Norfolk, England. Picture: Mark Clements.