Babina holsti

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	RANIDAE

Scientific Name:

Babina holsti

Species Authority:

(Boulenger, 1892)

Common Name/s:

English

–

Holst's Frog

Synonym/s:

Rana holsti Boulenger, 1892

Assessment Information [top]

Red List Category & Criteria:

Endangered B1ab(iii,v) ver 3.1

Year Published:

2004

Assessor/s:

Yoshio Kaneko, Masafumi Matsui

Reviewer/s:

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

Contributor/s:

Justification:
Listed as Endangered, because its Extent of Occurrence is less than 1,000 km2, its distribution is severely fragmented, there is a continuing decline in the extent and quality of its habitat, and there is evidence of a rapid decline in the number of mature individuals.

History:

1996	–	Vulnerable
1994	–	Vulnerable (Groombridge 1994)

Geographic Range [top]

Range Description:	This species is found only on Okinawajima and Tokashikijima Islands in Japan.
Countries:	Native: Japan
Range Map:	Click here to open the map viewer and explore range.

Population [top]

Population:	Its population appears to be in rapid decline.
Population Trend:	Decreasing

Habitat and Ecology [top]

Habitat and Ecology:	It occurs in primary or well-recovered secondary broad-leaved evergreen forest, breeding on the wet, sandy mud substrates around the heads of mountain streams and in the surrounding still waters.
Systems:	Terrestrial; Freshwater

Threats [top]

Major Threat(s):	Recent deforestation caused by road and dam construction in the northern part of Okinawajima and Tokashikijima have been damaging the habitat of this species, and will probably lead to further decline of the population on these islands.

Major Threat(s):

Recent deforestation caused by road and dam construction in the northern part of Okinawajima and Tokashikijima have been damaging the habitat of this species, and will probably lead to further decline of the population on these islands.

Conservation Actions [top]

Conservation Actions:	This species is designated as a natural monument by Okinawa Prefecture, but there remains a need for improved protection of forest habitat on both Okinawajima and Tokashikijima.

Conservation Actions:

This species is designated as a natural monument by Okinawa Prefecture, but there remains a need for improved protection of forest habitat on both Okinawajima and Tokashikijima.

Citation:	Yoshio Kaneko, Masafumi Matsui 2004. Babina holsti. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 25 May 2013.
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