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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Project Info
International trend
National trend
Site characteristics
Breeding biology
Fecundity
Food resources
Nonbreeding season
Breeding species
Hybrid scores
Ring codes
Future

Caspian Gull cachinnans M:M 1CY, 2026, the Netherlands.

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

Tibia Y-M:M and metal 5.645.604, ringed as pullus Larus cachinnans on May 21 2026 at De Kreupel, Holland (5247.00 N 513.00 E). Ringer Leon Kelder.

Head+bill: 50,7
Mass: 68,0

Recoveries:
05-06-2026 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E captured by ringer Leon Kelder
15-09-2026 Koufurderrige (Weiland), Friesland, NL 5.256,24 N 539,16 E colourring read Hans van Muiswinkel