Ring-necked Duck Aythya collaris (Donovan, 1809)

Order: Anseriformes Family: Anatidae Status: Vagrant to Madeira

Ring-necked Duck Aythya collaris

Aythya collaris Biometrics

Wingspan: 61 - 75 cm (Beaman & Madge, 2011)
Total length: 37 - 46 cm (Beaman & Madge, 2011)


Madeira local status by Correia-Fagundes et al, 2021: Occasional
Madeira local status by Romano et al, 2010: Exceptional
Madeira local status by Zino et al, 1995: Only 1 record
Conservation status by the IUCN Red List Categories, 2013: Least Concern ver 3.1

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