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 B.7 1CY, June 11 2021, De Kreupel nest A01 21, the Netherlands. Picture: Leon Kelder.

Red tibia ring r[B.7], ringed as pullus Larus cachinnans on June 11 2021 at nest A01 21 in colony De Kreupel, the Netherlands.
ID certain, 2 parents are Caspian Gull cachinnans.

Date:           Details:
             
4-6-2021         2 Caspian Gulls cachinnans at nest. Alarming.
    https://waarneming.nl/observation/216520448/
11-6-2021 Metal: Tibia: Head + Bill: Wing: Mass (gr): 2 unringed Caspian Gulls cachinnans at nest.
5556780 Red-B.7 94,5 166.5 691 https://waarneming.nl/observation/216984798/
5556781 Red-B.8 99.6 177.0 790