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

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Bird from De Kreupel, nest L14 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 71.6 51.5 1 egg
13-5-2022 1 egg, 2 pullus in nest 5623516 Red 1.S 55.0 112
5623517 Red 1.T 53.3 78
20-5-2022 3 pulli in nest 5623516 Red 1.S
5623517 Red 1.T
5623573 Red 3.K 60.4 131
3-6-2022 1 pullus outside nest 5623516 Red 1.S 216 99.5 792 956