Family: Cinclidae (Dippers)

Authority: Cabanis, 1882

Red List Category

Criteria: C2a(i)

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Justification of Red List category
This species qualifies as Vulnerable owing to its small, fragmented and declining population (Collar et al. 1992).  There are apparently a large number of small subpopulations, which are mostly declining (especially in Argentina) as a result of changes in water management and possibly deforestation.

Population size: 2000-2700 mature individuals

Population trend: decreasing

Extent of occurrence (breeding/resident): 147,000 km²

Country endemic: no

Attributes
Land-mass type - continent
Realm - Neotropical
IUCN Ecosystem -- Freshwater biome
IUCN Ecosystem -- Terrestrial biome