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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hybrid Caspian Gull cachinnans x Herring Gull argenteus 4.G 1CY, May 26 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 D. on island D. Data for this nest:

Date: Egg code Height (mm)  Width (mm) Comments Metal NLA Colour ring Wing (mm) Head+ bill (mm) Mass (gr)
26-5-2022   2 pulli in nest 5623607 Red 4.G 50.0 67.5 266
1 Caspian & 1 Herring alarming 5623608 Red 4.H 50.5 68.7 248
29-5 - 1-6-2022 camera trap: hybrid Caspian x Herring adult g-XDHD
Herring Gull female with yellow legs, unringed