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Scapteromys tumidus

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA MAMMALIA RODENTIA CRICETIDAE

Scientific Name: Scapteromys tumidus
Species Authority: (Waterhouse, 1837)
Common Name(s):
English Swamp Rat

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2008
Date Assessed: 2008-06-30
Assessor(s): Queirolo, D., Christoff, A., D'Elia, G. & Pardinas, U.
Reviewer(s): Amori, G. (Small Nonvolant Mammal Red List Authority) & Schipper, J. (Global Mammal Assessment Team)
Justification:
This species is listed as Least Concern in view of its wide distribution, presumed large population, and because it is unlikely to be declining at nearly the rate required to qualify for listing in a threatened category.

Geographic Range [top]

Range Description: This species occurs in southernmost Brazil (Rio Grande do Sul and Curitiba states), Uruguay, and north Argentina (Buenos Aires province) (Musser and Carleton, 2005; Queirolo and Christoff pers. comm.).
Countries:
Native:
Argentina; Brazil; Paraguay; Uruguay
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: This species is locally abundant (Queirolo and Christoff pers. comm.).
Population Trend: Stable

Habitat and Ecology [top]

Habitat and Ecology: The species is semiaquatic occurring in low flooded grass areas and salt marshes; it seems to be active throughout the day and night. There is no indication that the species burrows and the average four young produced inhabit shallow depressions beneath matted grass (Eisenberg and Redford, 1999). Also it occurs in pampas and open grasslands (Queirolo pers. comm.).
Systems: Terrestrial

Threats [top]

Major Threat(s): There are no major threats at this time.

Conservation Actions [top]

Conservation Actions: This species occurs in several protected areas in Brazil.

Citation: Queirolo, D., Christoff, A., D'Elia, G. & Pardinas, U. 2008. Scapteromys tumidus. The IUCN Red List of Threatened Species. Version 2014.2. <www.iucnredlist.org>. Downloaded on 30 October 2014.
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