Hynobius yiwuensis


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Hynobius yiwuensis
Species Authority: Cai, 1985
Taxonomic Notes: Hynobius yiwuensis is here treated as a valid species, separate from H. chinensis, following Fei et al. (1999) and Fu et al. (2003).

Assessment Information [top]

Red List Category & Criteria: Vulnerable B2ab(iii) ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Assessor(s): Xie Feng
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson and Neil Cox)
Listed as Vulnerable because its Area of Occupancy is less than 2,000 km2, its distribution is severely fragmented, and there is continuing decline in the extent and quality of its habitat in Zhejiang Province, China.

Geographic Range [top]

Range Description: This species is present in Zhejiang Province (Zhenhai, Xiaoshan, Wenling, Yiwu, Beilun and Zhoushan [including Zhoushan Dao Island]), China. It is present at elevations of 50-200m asl.
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It is common in most of its localities.
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: It inhabits forests and arable fields in hilly areas. It breeds in pools and small streams where the larvae also develop.
Systems: Terrestrial; Freshwater

Threats [top]

Major Threat(s): This species is threatened by habitat loss, due to clear-cutting, and water pollution (presumably by agrochemicals).

Conservation Actions [top]

Conservation Actions: There are no protected areas within the range of this species, and there is a need for improved protection and maintenance of existing forest habitat in its range.

Citation: Xie Feng 2004. Hynobius yiwuensis. The IUCN Red List of Threatened Species. Version 2014.2. <>. Downloaded on 29 August 2014.
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