Limnonectes namiyei


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Limnonectes namiyei
Species Authority: Stejneger, 1901

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii) 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)
Listed as Endangered because its Extent of Occurrence is less than 200km2, its distribution is severely fragmented and there is continuing decline in the extent and quality of its habitat.
1996 Vulnerable (Baillie and Groombridge 1996)
1996 Vulnerable
1996 Vulnerable
1994 Rare (Groombridge 1994)

Geographic Range [top]

Range Description: This species is endemic to Japan and is found only on Okinawa-jima.
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: It used to be a common species, but it has declined considerably.
Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: It inhabits upstream regions surrounded by primary broad-leaved evergreen forest, where it breeds in streams. It preys mainly on crustaceans and earthworms.
Systems: Terrestrial; Freshwater

Threats [top]

Major Threat(s): Until the early 1970s this species ranged over nearly the entire northern half of the island. However, recent deforestation accompanied by road and dam construction in its original range has drastically reduced its habitat. It has also been impacted by invasive mongooses.

Conservation Actions [top]

Conservation Actions: It has been designated a natural monument by the Okinawa Prefecture and is totally protected. However, there remains a need for improved protection of the habitat of this species in northern Okinawa.

Citation: Yoshio Kaneko, Masafumi Matsui 2004. Limnonectes namiyei. The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 01 March 2015.
Disclaimer: To make use of this information, please check the <Terms of Use>.
Feedback: If you see any errors or have any questions or suggestions on what is shown on this page, please provide us with feedback so that we can correct or extend the information provided