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

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Caspian Gull cachinnans 2.Z 1CY, May 20 2022, De Kreupel, the Netherlands.

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

Bird from De Kreupel, nest M5 on island M. 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)
14-4-2022 A-egg 72.4 49.8 1 egg
13-5-2022 1 wet pullus, 1 hatching egg, 1 egg
20-5-2022 3 pulli in nest 5623551 Red 2.Y 66.7 239
Red 2.Z 60.9 166
Red 2.0 72.7 352