Rhacophorus owstoni

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	RHACOPHORIDAE

Scientific Name:	Rhacophorus owstoni
Species Authority:	(Stejneger, 1907)

Assessment Information [top]

Red List Category & Criteria:	Least Concern 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 Least Concern because although its Extent of Occurrence is much less than 20,000km2, it is tolerant of a broad range of habitats and its population appears to be stable at present.

Geographic Range [top]

Range Description:	This species is endemic to Japan. It is found on Ishigakijima and Iriomotejima. The highest peak on Iriomotejima is 469m asl.
Countries:	Native: Japan
Range Map:	Click here to open the map viewer and explore range.

Population [top]

Population:	It is not a common species on Iriomote Island, although its arboreal habits make it hard to find.
Population Trend:	Stable

Habitat and Ecology [top]

Habitat and Ecology:	It occurs in a wide variety of habitats, and breeds in grassland and wetland areas. It is mainly arboreal, but in the breeding season mainly from December to March it comes down to the forest floor. It is occasionally found in agricultural areas but is mainly a forest species.
Systems:	Terrestrial; Freshwater

Threats [top]

Major Threat(s):	The Ryukyu archipelago has been largely transformed from forest as a result of cultivation and damage during World War II. The Island of Iriomote is where some of the last remaining forest is, and it is currently protected as a National Park. The species' restricted range makes it particularly vulnerable to threatening processes.

Major Threat(s):

The Ryukyu archipelago has been largely transformed from forest as a result of cultivation and damage during World War II. The Island of Iriomote is where some of the last remaining forest is, and it is currently protected as a National Park. The species' restricted range makes it particularly vulnerable to threatening processes.

Conservation Actions [top]

Conservation Actions:	Its range includes Iriomote Island which is now protected as a National Park.

Conservation Actions:

Its range includes Iriomote Island which is now protected as a National Park.

Citation:	Yoshio Kaneko, Masafumi Matsui 2004. Rhacophorus owstoni. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 24 May 2013.
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