Map_thumbnail_large_font

Schistura oedipus

Status_ne_offStatus_dd_offStatus_lc_offStatus_nt_offStatus_vu_onStatus_en_offStatus_cr_offStatus_ew_offStatus_ex_off

Taxonomy [top]

Kingdom Phylum Class Order Family
ANIMALIA CHORDATA ACTINOPTERYGII CYPRINIFORMES BALITORIDAE

Scientific Name: Schistura oedipus
Species Authority: (Kottelat, 1988)

Assessment Information [top]

Red List Category & Criteria: Vulnerable D2 ver 3.1
Year Published: 2011
Assessor/s: Vidthayanon, C.
Reviewer/s: Ng, H.H. & Allen, D.
Contributor/s: Kottelat, M.
Justification:
This species is only known from subterranean streams in caves of Pang Mapha karst formation in north-western Thailand. Given the nature of the hydrological system and the likely limited extent of occurrence (considered to be much less than 2,000 km²), the species is assessed as Vulnerable (D2). Current and potential threats are tourism development and degradation of the surrounding watershed and water quality.
History:
1996 – Vulnerable
1994 – Rare (Groombridge 1994)
1990 – Rare (IUCN 1990)

Geographic Range [top]

Range Description: The species is known only from subterranean streams in caves of Pang Mapha karst formation in Mae Hongson Province, Thailand. It was described from specimens collected from the Tham Nam Lang cave. Its extent of occurrence is uncertain, but is likely to be much less than 2,000 km².
Countries:
Native:
Thailand
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: No information is available on population size or trends for this species.
Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: The species is strictly specific to torrent subterranean streams. It is dependent on cave micro-organism and organic matter, and is very sensitive to disturbance, water quality and hydrographic change.
Systems: Freshwater

Threats [top]

Major Threat(s): Human disturbance from tourism activities may threaten species' habitat. Agriculture and deforestation within the watershed are future major threats.

Conservation Actions [top]

Conservation Actions: Protected by Thai law. Research into population trends and threats is required.
Citation: Vidthayanon, C. 2011. Schistura oedipus. In: IUCN 2012. IUCN Red List of Threatened Species. Version 2012.2. <www.iucnredlist.org>. Downloaded on 23 May 2013.
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 fill in the feedback form so that we can correct or extend the information provided