Etheostoma nigrum 

Scope: Global
Language: English

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Taxonomy [top]

Kingdom Phylum Class Order Family
Animalia Chordata Actinopterygii Perciformes Percidae

Scientific Name: Etheostoma nigrum Rafinesque, 1820
Common Name(s):
English Johnny Darter

Assessment Information [top]

Red List Category & Criteria: Least Concern ver 3.1
Year Published: 2013
Date Assessed: 2011-12-21
Assessor(s): NatureServe
Reviewer(s): Smith, K. & Darwall, W.R.T.
Facilitator/Compiler(s): Hammerson, G.A. & Ormes, M.
Listed as Least Concern in view of the large extent of occurrence, large number of subpopulations, large population size, apparently stable trend, and lack of major threats.

Geographic Range [top]

Range Description:Range includes the St. Lawrence-Great Lakes, Hudson Bay, and Mississippi River basins, from Hudson Bay to southern Mississippi and from Quebec and Virginia to Saskatchewan and Colorado; Atlantic Slope in James, Roanoke, Tar, and Neuse river drainages, Virginia and North Carolina; Gulf Slope in Mobile Bay drainage, Alabama and Mississippi; introduced in Colorado River drainage, Colorado (Page and Burr 2011).
Countries occurrence:
Canada; United States
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population:This species is represented by a large number of occurrences (subpopulations).

Population size is very large. This species is common to abundant over a large area.

Trend over the past 10 years or three generations is uncertain but likely relatively stable.
Current Population Trend:Stable
Additional data:

Habitat and Ecology [top]

Habitat and Ecology:This darter is most often found over sand or silt in quiet or sluggish areas of headwaters, creeks, and small to medium rivers (Leidy 1992, Page and Burr 1991), less often over gravel or in weedy areas of lakes or sandy lake shallows (Page 1983); sometimes in pools over bedrock (Kuehne and Barbour 1983). In Colorado, it occurs most often in shallow, slow-velocity water over cobble-sand substrate (Propst and Carlson 1989). Eggs are laid on the underside of a stone or other object.
Movement patterns:Not a Migrant

Threats [top]

Major Threat(s): No major threats are known.

Conservation Actions [top]

Conservation Actions: Currently, this species is of relatively low conservation concern and does not require significant additional protection or major management, monitoring, or research action.

Citation: NatureServe. 2013. Etheostoma nigrum. The IUCN Red List of Threatened Species 2013: e.T202507A2745401. . Downloaded on 25 April 2018.
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