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Hynobius formosanus 

Scope: Global
Language: English
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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Amphibia Caudata Hynobiidae

Scientific Name: Hynobius formosanus Maki, 1922

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii)+2ab(iii) ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Annotations:
Needs updating
Assessor(s): Lue Kuangyang, Chou Wenhao
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson and Neil Cox)
Justification:
Listed as Endangered because its Extent of Occurrence is less than 5,000km2 and its Area of Occupancy is less than 500km2, its distribution is severely fragmented, and there is continuing decline in the extent and quality of its habitat

Geographic Range [top]

Range Description:This species is restricted to the high mountain ranges of Taiwan, Province of China, at around 2,100m asl.
Countries occurrence:
Native:
Taiwan, Province of China
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:It is known to be rare, and is seldom encountered.
Current Population Trend:Decreasing
Additional data:
Population severely fragmented:No

Habitat and Ecology [top]

Habitat and Ecology:It inhabits primary forests. Breeding takes place in headwater streams and underground seepages where the larvae also develop.
Systems:Terrestrial; Freshwater

Threats [top]

Major Threat(s): The major threat is habitat destruction and degradation, mainly due to the development of infrastructure for tourism.

Conservation Actions [top]

Conservation Actions: This is a protected species in Taiwan, Province of China. It is present in Ray-yuan Nature Reserve and Taroko National Park.

Citation: Lue Kuangyang, Chou Wenhao. 2004. Hynobius formosanus. The IUCN Red List of Threatened Species 2004: e.T59093A11870421. . Downloaded on 25 September 2018.
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