Physalaemus nanus


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Physalaemus nanus
Species Authority: (Boulenger, 1888)

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Needs updating
Assessor(s): Débora Silvano, Paulo Garcia, Axel Kwet
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson, Neil Cox and Bruce Young)
Listed as Least Concern in view of its wide distribution, tolerance of a broad range of habitats, presumed large population, and because it is unlikely to be declining fast enough to qualify for listing in a more threatened category.

Geographic Range [top]

Range Description: This species is known from Santa Catarina and Rio Grande do Sul, Brazil, at elevations of 0-1,200m asl.
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It is abundant and stable in suitable habitats.
Population Trend: Stable

Habitat and Ecology [top]

Habitat and Ecology: It occurs in forests, but also adapts well to human-disturbed habitats. It breeds in small temporary waterbodies such as puddles, gutters, or ditches. The spawn is deposited in small foam nests under roots, leaves or branches at the margins of waterbodies.
Systems: Terrestrial; Freshwater

Threats [top]

Major Threat(s): It is probably locally impacted by severe habitat loss, for example from commercial cattle ranching, expanding wood plantations, clear felling, and expanding human settlements. However, it is generally adaptable and not significantly threatened.

Conservation Actions [top]

Conservation Actions: It occurs in several protected areas.

Citation: Débora Silvano, Paulo Garcia, Axel Kwet 2004. Physalaemus nanus. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 02 September 2015.
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