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 1.7 1CY, May 13 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 M1 on island M. Data for this nest:

Date: Egg code Height (mm)  Width (mm) Comments Metal NLA Colour ring Wing (mm) Head+ bill (mm) Mass (gr)
14-4-2022 A-egg 72.5 52.8 3 eggs
B-egg 68.7 54.8
C-egg 71.1 53.0
29-4-2022 3 eggs
13-5-2022 3 pulli in nest 5623529 Red 1.6 63.3 171
5623530 Red 1.7 53.5 71.5 276
5623531 Red 1.8 68.2 210
17-5 - 19-5-2022 camera trap: female Caspian Gull adult r-KB
male Caspian Gull