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 L|8 1CY, 2025, the Netherlands. Picture: Sjaak Krombeen, Thijs Horst & Mars Muusse.

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

Tibia G-L|8 and metal 5632591, ringed as pullus Larus cachinnans on 2-5-2025 at IJsselmeer (De Kreupel), Noord-Holland, by ringer Leon Kelder.

Recoveries:
16-05-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E captured by ringer Leon Kelder
13-07-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst, M. Muusse & N. Colpaert
18-07-2025 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read T. Horst & M. Muusse
29-07-2025 Almere (De Blocq van Kuffeler), Flevoland, NL 5.225,00 N 513,00 E colourring read Maarten Hotting
04-08-2025 Almere (De Vaart), Flevoland, NL 5.224,00 N 514,00 E colourring read Thijs Horst
07-09-2025 Ter Heijde (Zandmotor), Zuid-Holland, NL 5.203,00 N 411,00 E colourring read Sjaak Krombeen

Data for nest Q8 - 2025.

Metal ring Colour ring Date Species Age Clutch size Location Nest code Ringer Head+Bill Mass Wing Parents
NLA 5632591 g-L|8 02-5-2025 Caspian Gull pullus 3 eggs the Netherlands, De Kreupel -  eiland Q. Q8 Leon Kelder 58,6 108,0
NLA 5632591 g-L|8 16-5-2025 Caspian Gull pullus -- the Netherlands, De Kreupel - eiland Q. Q8 Leon Kelder
NLA 5632592 g-L|9 02-5-2025 Caspian Gull pullus 3 eggs the Netherlands, De Kreupel -  eiland Q. Q8 Leon Kelder 56,6 95,0
NLA 5632592 g-L|9 16-5-2025 Caspian Gull pullus -- the Netherlands, De Kreupel - eiland Q. Q8 Leon Kelder
NLA 5632593 g-L|A 02-5-2025 Caspian Gull pullus 3 eggs the Netherlands, De Kreupel -  eiland Q. Q8 Leon Kelder 57,2 103,0

below: Caspian Gull cachinnans L|8 1CY, September 07 2025, Zandmotor, the Netherlands. Picture: Sjaak Krombeen.

below: Caspian Gull cachinnans L|8 1CY, August 04 2025, Almere - De Vaart, the Netherlands. Picture: Thijs Horst.

below: Caspian Gull cachinnans L|8 1CY, July 13 2025, colony De Kreupel, the Netherlands. Picture: Thijs Horst & Mars Muusse.