Larus cachinnans in the Netherlands

(last update: August 16, 2020)

Coordinator:
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Thijs Horst
Leon Kelder
Mars Muusse

Home

Caspian Gull cachinnans 1.V 2CY, January 30 2023, Cuves - Manche, France. Picture: Sébastien Provost.

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

Tibia ring R-1V and metal ring Arnhem NLA 5.623.519, ringed as pullus Larus cachinnans on May 13 2022 at De Kreupel, nest L13 on island L, ringed by ringer Leon Kelder.

Recoveries:
30-01-2023 Cuves (Vuilstort), Manche, FRANKRIJK 4.843,00 N 105,00 W colourring read Sébastien Provost
17-04-2023 Westerslag (Strand), Texel, NL 5.302,00 N 442,00 E colourring read Bob Loos
23-06-2024 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E colourring read Leon Kelder

Data for this nest:

Date: Egg code Height (mm)  Width (mm) Comments Metal NLA Colour ring Wing (mm) Head+ bill (mm) Bill (mm) Mass (gr) Tarsus Gonys Swab no
14-4-2022 A-egg 71.2 50.6 3 eggs
B-egg 74.5 49.4
C-egg 69.6 49.9
29-4-2022 3 eggs
Adult trapped, Caspian Gull 6214038 Red 0.G 466 132.2 62.2 75.6 19.5 1070
13-5-2022 2 pulli outside nest 5623518 Red 1.U 71.5 78.6 420
5623519 Red 1.V 66.0 76.5 400

below: Caspian Gull cachinnans 1.V 2CY, January 30 2023, Cuves - Manche, France. Picture: Sébastien Provost.