Gomphus diminutus


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Gomphus diminutus
Species Authority: Needham, 1950
Common Name(s):
English Diminutive Clubtail

Assessment Information [top]

Red List Category & Criteria: Near Threatened ver 3.1
Year Published: 2007
Date Assessed: 2007-03-01
Assessor(s): Abbott, J.C.
Reviewer(s): Donnelly, N., Suhling, F. & Clausnitzer, V. (Odonata Red List Authority)
Gomphus diminutus has a small range with specific habitat requirements. There may be 1,000 or more at each location though no specific current threats are known. It occurs in a number of protected areas including Cheraw State Park, Campbell Lake State Park, and the Savanna River Plant in South Carolina. Known from 11 locations in four states. Estimated area of occupancy is less than 2,000 km². Adults are inconspicuous, must be carefully sampled. Assessed as Near Threatened as it nearly meets criteria for Vulnerable B2 and potential threats include development and forestry.
1994 Rare (Groombridge 1994)
1990 Rare (IUCN 1990)
1988 Rare (IUCN Conservation Monitoring Centre 1988)
1986 Rare (IUCN Conservation Monitoring Centre 1986)

Geographic Range [top]

Range Description: Endemic to the United States: Piedmont area of Georgia, North Carolina, South Carolina and Tennessee. The species is known from 11 counties within these states.
United States (Georgia, North Carolina, South Carolina, Tennessee)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: Maybe 1,000 or more at each location. Known from 11 locations in four states.
Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: Boggy trickles, slow, small streams and lakes, all with part sand, part silt bottoms, and sphagnum moss margins (Dunkle 2000).
Systems: Terrestrial; Freshwater

Threats [top]

Major Threat(s): No specific threats known. Potential threats include forestry and development.

Conservation Actions [top]

Conservation Actions: Occurs in Cheraw State Park, Campbell Lake State Park, and the Savanna River Plant in South Carolina.

Citation: Abbott, J.C. 2007. Gomphus diminutus. The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 28 March 2015.
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