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Hynobius nigrescens

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Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA AMPHIBIA CAUDATA HYNOBIIDAE

Scientific Name: Hynobius nigrescens
Species Authority: Stejneger, 1907
Common Name(s):
English Japanese Black Salamander

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Assessor(s): Yoshio Kaneko, Masafumi Matsui
Reviewer(s): Global Amphibian Assessment Coordinating Team (Simon Stuart, Janice Chanson and Neil Cox)
Justification:
Listed as Least Concern in view of its wide distribution, presumed large population, and because it is unlikely to be declining fast enough to qualify for listing in a more threatened category.

Geographic Range [top]

Range Description: This species is endemic to Japan. It is distributed in Tohoku, Kanto and Hokuriku Districts. It is also found on Sado Island. It occurs from sea level up to around 2,500m asl.
Countries:
Native:
Japan
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: More information is needed.
Population Trend: Stable

Habitat and Ecology [top]

Habitat and Ecology: This species occurs from coastal areas to alpine zones in forests and montane grasslands. It breeds in lakes, ponds, pools, paddies, and ditches.
Systems: Terrestrial; Freshwater

Threats [top]

Major Threat(s): There are no significant threats at present. Its habitat is in good condition, and any threats are localized.

Conservation Actions [top]

Conservation Actions: There are no conservation measures.

Citation: Yoshio Kaneko, Masafumi Matsui 2004. Hynobius nigrescens. The IUCN Red List of Threatened Species. Version 2014.2. <www.iucnredlist.org>. Downloaded on 01 September 2014.
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