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.N 1CY, May 13 2022, De Kreupel, the Netherlands.

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Bird from De Kreupel, nest L8 on island L. Data for this nest:

Date: Egg code Height (mm)  Width (mm) Comments Metal NLA Colour ring Wing (mm) Head+ bill (mm) Mass (gr) Swab no
14-4-2022 A-egg 71.1 51.2 3 eggs
B-egg 71.7 51.9
C-egg 67.8 50.1
29-4-2022 3 eggs
13-5-2022 3 pulli in nest 5623512 Red 1.M 59.4 147
5623513 Red 1.N 56.1 126
5623514 Red 1.P 53.5 90
3-6-2022 3 pulli in nest 5623512 Red 1.M 225.5 102.6 849 952
5623513 Red 1.N 214.5 97.5 766 951
5623514 Red 1.P 205.0 107.0 761 953