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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Lesser Black-backed Gull graellsii 4.A 1CY, May 26 2022, De Kreupel, the Netherlands.

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Bird from De Kreupel, nest L2 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
29-4-2022   2 eggs
13-5-2022 3 eggs
26-5-2022 3 pulli in nest 5623599 Red 3.= 46.6 59
Lesser Black-backed Gull 5623600 Red 3.+ 50.7 81
5623601 Red 4.A 49.3 71
17-6-2022 1 pullus at nest 5623599 Red 3.= 1216
2 dead chicks in colony 5623599 Red 3.=
5623601 Red 4.A