Larus cachinnans in the Netherlands

(last update: August 16, 2020)

Coordinator:
Albert de Jong
Merijn Loeve
Roland-Jan Buijs
Leon Kelder
Mars Muusse

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Caspian Gull cachinnans F|F 1CY, May 21 2020, Lelystad, the Netherlands. Picture: Merijn Loeve.

Blue bar tibia ring b[F|F], ringed as pullus Larus cachinnans on May 21 2020 at nest 37 in colony Lelystad, the Netherlands.
ID certain, two adults both Caspian Gull cachinnans.

date: egg no: width (mm) length (mm)  
21-05-2020 pullus     Nest empty, many shit traces and fish left-overs. Pullus found, ringed b[F|F]. Both adults overhead alarming. Both unringed.
         
02-06-2020 --   Both adults overhead alarming. Both unringed.