Alsodes tumultuosus

Taxonomy

Assessment Information

Geographic Range

Population

Habitat and Ecology

Threats

Conservation Actions

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Taxonomy [top]

Kingdom	Phylum	Class	Order	Family
ANIMALIA	CHORDATA	AMPHIBIA	ANURA	ALSODIDAE

Scientific Name:	Alsodes tumultuosus
Species Authority:	Veloso, Iturra-Constant & Galleguillos, 1979

Assessment Information [top]

Red List Category & Criteria:

Critically Endangered B1ab(iii,v)+2ab(iii,v) ver 3.1

Year Published:

2010

Date Assessed:

2008-11-17

Assessor/s:

Alberto Veloso, Herman Núñez

Reviewer/s:

Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson, Neil Cox and Bruce Young)

Justification:
Listed as Critically Endangered because its Extent of Occurrence is less than 100 km2 and its Area Of Occupancy is less than 10km2, all individuals are in a single location, and there is continuing decline in the number of mature individuals, and in the extent and quality of its habitat around Farellones.

History:

2004	–	Critically Endangered
1996	–	Data Deficient
1996	–	Data Deficient
1994	–	Endangered (Groombridge 1994)

Geographic Range [top]

Range Description:	This species is known only from Farellones (33° 32'S; 70°19'W), Central Chile, 35km north-east of Santiago, at an altitudinal range of 2,300-3,000m asl, though it is possibly more widely distributed.
Countries:	Native: Chile
Range Map:	Click here to open the map viewer and explore range.

Population [top]

Population:	The population is currently believed to comprise only a few adults. Like its congener, A. montanus, it was last collected in 2003, and the population has declined substantially in recent years. Areas where the species is known to breed were found to have been completely destroyed by February 2002.
Population Trend:	Decreasing

Habitat and Ecology [top]

Habitat and Ecology:	This stream-breeding species has been found under stones, close to mountain streams, where the surrounding vegetation comprises grasses and shrubs characteristic of cold Andean areas. It has free-swimming tadpoles.
Systems:	Terrestrial; Freshwater

Threats [top]

Major Threat(s):	Currently, the primary threat to this species is from recreational skiing and tourist infrastructure development, since the only known locality where the species is found is in a ski resort.

Major Threat(s):

Currently, the primary threat to this species is from recreational skiing and tourist infrastructure development, since the only known locality where the species is found is in a ski resort.

Conservation Actions [top]

Conservation Actions:	Protection and maintenance of its existing habitat is a priority for this species, as it is currently not known from any protected area.

Conservation Actions:

Protection and maintenance of its existing habitat is a priority for this species, as it is currently not known from any protected area.

Citation:	Alberto Veloso, Herman Núñez 2010. Alsodes tumultuosus. In: IUCN 2013. IUCN Red List of Threatened Species. Version 2013.2. <www.iucnredlist.org>. Downloaded on 23 April 2014.
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