Overview

Distribution

Range Description

This species in known from Serra do Tabuleiro State Park, on Moleques Island do Sul, in the state of Santa Catarina, Brazil. This island has a surface area of 10.5 ha. This is one of the world's smallest geographical distributions for a mammal (found in an area of only 4 ha) (Cherem et al. 1999).
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Ecology

Habitat

Habitat and Ecology

Habitat and Ecology
Its ecology and natural history is poorly known, as it was only recently discovered (Cherem et al., 1999).

Systems
  • Terrestrial
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Conservation

Conservation Status

IUCN Red List Assessment


Red List Category
CR
Critically Endangered

Red List Criteria
D

Version
3.1

Year Assessed
2008

Assessor/s
Chapman, R.E.

Reviewer/s
Chanson, J. (Global Mammal Assessment Team) & Amori, G. (Small Nonvolant Mammal Red List Authority)

Contributor/s

Justification
This species is listed as Critically Endangered because the number of remaining mature individuals of this species is estimated to be approximately 42.
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In 2012, Cavia intermedia was included among the world's 100 most threatened species, in a report by the IUCN Species Survival Commission and the Zoological Society of London.

(Baillie & Butcher 2012; Harvey 2012)

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Population

Population
Salvador and Fernandez (2008) studied the population dynamics of this species between March 2004 and June 2005 using monthly capture-mark-recapture sampling methods and radio telemetry. Over 5,530 trap-nights, there were 665 captures of 141 individuals. The minimum population was 24, and maximum population was 60, in a sample year with 42 as the sample average. The population had a high and stable density, stable age structure with mostly adults, small home ranges, and high rates of survival.

Population Trend
Decreasing
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Threats

Major Threats
People have free access to the island and protected area enforcement is not strict. The hunting of this rodent is presumed a threat.
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Management

Conservation Actions

Conservation Actions
This rodent occurs in Serra do Tabuleiro State Park which may receive funds from the Global Environment Facility (GEF) for the conservation of biodiversity and ecosystem rehabilitation. C. intermedia habitat has been designated a Preservation Zone, and all entry is prohibited (Cherem et al., 1999). This park is unmanaged and the park status and entry prohibition are not enforced.
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Wikipedia

Santa Catarina's Guinea Pig

The Santa Catarina's Guinea Pig, Cavia intermedia, also known as the Moleques do Sul Guinea Pig is a guinea pig species from South America. It is found in Brazil on the small island of Moleques do Sul in the state of Santa Catarina. The island has a surface area of only 10.5 ha, the Guinea Pig's geographical distribution of only 4 ha is one of the world's smallest for a mammal.[1]

References

  1. ^ a b Chapman, R. E. (2008). Cavia intermedia. In: IUCN 2008. IUCN Red List of Threatened Species. Downloaded on 5 January 2009.
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