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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Caspian Gull cachinnans V|Z 1CY, July 2025, colony De Kreupel, the Netherlands.

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

Tibia G-V|Z and metal Arnhem NLA 5.639.122, ringed as pullus Larus cachinnans on May 09 2025 at IJsselmeer (De Kreupel), Holland (5247.00 N 513.00 E), by ringer Leon Kelder.

Recoveries:
13-07-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst, M. Muusse & N. Colpaert

Data for nest M11 - 2025.

Metal ring Colour ring Date Species Age Clutch size Location Nest code Ringer Head+Bill Mass Wing Parents
NLA 5639121 g-V|Y 09-5-2025 Caspian Gull pullus 2 eggs the Netherlands, De Kreupel - eiland M. M11 Leon Kelder 50,9 76,0
NLA 5639121 g-V|Y 30-5-2025 Caspian Gull pullus -- the Netherlands, De Kreupel - eiland M. M11 Leon Kelder
NLA 5639122 g-V|Z 09-5-2025 Caspian Gull pullus 2 eggs the Netherlands, De Kreupel - eiland M. M11 Leon Kelder 55,0 94,0

below: Caspian Gull cachinnans V|Z 1CY, July 13 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.