Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Actinopterygii Siluriformes Ictaluridae

Scientific Name: Noturus trautmani
Species Authority: Taylor, 1969
Common Name(s):
English Scioto Madtom
Taxonomic Source(s): Taylor, W.R. 1969. A revision of the catfish genus Noturus (Rafinesque) with an analysis of higher groups in the Ictaluridae. Smithsonian Institution, U.S. National Museum Bulletin 282: 1-315.

Assessment Information [top]

Red List Category & Criteria: Extinct ver 3.1
Year Published: 2013
Date Assessed: 2012-08-04
Assessor(s): NatureServe
Reviewer(s): Smith, K. & Darwall, W.R.T.
Facilitator/Compiler(s): Hammerson, G.A. & Ormes, M.
It is listed as Extinct because the species has not been detected in more than 50 years, despite adequate surveys.
Previously published Red List assessments:
1996 Critically Endangered (CR)
1994 Endangered (E)
1990 Endangered (E)
1988 Endangered (E)
1986 Endangered (E)

Geographic Range [top]

Range Description: This species was known from riffles in Big Darby Creek, a tributary of the Scioto River near the village of Fox, in Pickaway County, central Ohio. Intensive year-around collecting efforts yielded less than 20 specimens, all taken in fall and early winter. It has not been collected since 1957, and evidently it is now Extinct (USFWS 2009).
Countries occurrence:
Regionally extinct:
United States
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: The species was last collected in 1957, despite intensive sampling at the type locality and in nearby drainages; it is evidently extinct (USFWS 2009).
Additional data:

Habitat and Ecology [top]

Habitat and Ecology: Nearly all specimens known were taken from the downstream 6 m of a riffle 18 m long, at a point where water velocity was decreasing and substrate was composed of sandy gravel with occasional small stones up to 10 cm in diameter.
Systems: Freshwater
Movement patterns: Not a Migrant

Use and Trade [top]

Use and Trade: This species was not utilized.

Threats [top]

Major Threat(s): The reason for this species' decline is unknown.

Conservation Actions [top]

Conservation Actions: This species is extinct.

Citation: NatureServe. 2013. Noturus trautmani. The IUCN Red List of Threatened Species 2013: e.T14908A19032932. . Downloaded on 04 October 2015.
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