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 K.H adult, April 23 2021, De Kreupel - C, the Netherlands. Pictures: Merijn Loeve.

You can participate in this project too! Please send in your observations of colour ringed birds to: ring@buijsecoconsult.nl

Ribia R-KH and metal NLA 6.211.442, ringed as adult male Larus cachinnans on 23-4-2021 at IJsselmeer (De Kreupel), Holland (NL 5247.00 N 513.00 E) ringer Roland-Jan Buijs.
Coordinator: Leon Kelder. Ringers: Roland-Jan Buijs, Leon Kelder & Merijn Loeve.

Recoveries:
3-6-2022 IJsselmeer (De Kreupel), Noord-Holland, NL 5.247,00 N 513,00 E found dead Peter van Horssen

date: egg no: width (mm): length (mm): volume (cm3):      comments:
09-4-2021 A 52.0 73.1       1 cold egg. Location is Kreupel - C nest 1.
23-4-2021 A 52.0 73.0       3 warm eggs. One parent trapped at nest.
23-4-2021 B 51.2 70.0        
23-4-2021 C 52.9 74.2        
             

r[K.H] and metal NLA 6.211.442, Caspian Gull 4+CY male.
Wing: 475
Head + Bill: 139,3
Bill: 61,2
Bill height: -
Tarsus: 78,6
Kodak grey scale: 6
Weight: 1258
Moult in primaries: P1-P10 old.