Family: Anatidae (Ducks, Geese, Swans)

Authority: (Salvadori, 1894)

Red List Category

Criteria: D

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Justification of Red List category
This species was rediscovered in 2006 following the last sighting in 1991. It is currently known from a single location where 29 mature individuals were seen in 2011 and 21 in 2012. While it may also persist at other sites, the population is likely to be tiny and therefore it is classified as Critically Endangered.

Population size: 20-49

Population trend: Stable

Extent of occurrence (breeding/resident): 600 km²

Country endemic: Yes

Attributes
Land-mass type - shelf island
Realm - Afrotropical
IUCN Ecosystem -- Freshwater biome