Ansonia minuta 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Amphibia Anura Bufonidae

Scientific Name: Ansonia minuta Inger, 1960
Common Name(s):
English Dwarf Slender Toad
Taxonomic Source(s): Frost, D.R. 2017. Amphibian Species of the World: an Online Reference. Version 6.0. American Museum of Natural History, New York, USA Available at:

Assessment Information [top]

Red List Category & Criteria: Near Threatened ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Needs updating
Assessor(s): Robert Inger, Indraneil Das, Robert Stuebing, Maklarin Lakim, Paul Yambun
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson and Neil Cox)
Listed as Near Threatened because its Extent of Occurrence is probably not much greater than 20,000 km2, and the extent and quality of its habitat are declining very rapidly, thus making the species close to qualifying for Vulnerable.

Geographic Range [top]

Range Description:This Bornean endemic is known only from a few localities in western and central Sarawak (Malaysia) and scattered areas of Kalimantan (Indonesia), although it probably occurs more widely than current records suggest. All known localities lie between 200 and 1,000m asl.
Countries occurrence:
Indonesia; Malaysia
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:There is no information on its population status.
Current Population Trend:Decreasing
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:This is a terrestrial species of lowland moist tropical forest, which breeds in small, clear, rocky streams where the larvae also develop. It has not been found in modified habitats.
Systems:Terrestrial; Freshwater

Threats [top]

Major Threat(s): The main threat to this species is habitat loss and fragmentation largely due to the effects of extensive logging on lowland Borneo.

Conservation Actions [top]

Conservation Actions: This species is known from the Kayan Mentarang protected area and continued protection of large areas of hilly rainforest is needed.

Citation: Robert Inger, Indraneil Das, Robert Stuebing, Maklarin Lakim, Paul Yambun. 2004. Ansonia minuta. The IUCN Red List of Threatened Species 2004: e.T54476A11138011. . Downloaded on 22 June 2018.
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