Etheostoma ditrema
Coldwater Darter
NS
G1
Taxonomic Hierarchy
Actinopterygii (Ray-finned Fishes)
Perciformes (Perciformes, Also Called the Acanthopteri)
Percidae (Perches)
Etheostoma
Etheostoma ditrema (Coldwater Darter)
Description
This species account was compiled from
FishBase (Froese, R. and D. Pauly. Editors. 2025. FishBase. World Wide Web electronic publication. www.fishbase.org, version 04/2025.)
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Characters
Body shape: elongated.
Distribution
North America: found only in Coosa River system in Georgia, Alabama and southeastern Tennessee, USA.
Habitat Associations
Freshwater. benthopelagic.
Biology
Inhabit vegetated springs and spring runs (Ref. 5723, 10294). Adults feed on amphipods, midge larvae, isopods and copepods (Ref. 10294). Eggs are found attached to the substrate unguarded (Ref. 7043).
Max length: 5.4 cm TL; common length: 3.0 cm TL; max age: 2 years.
Reproductive mode: dioecism; fertilization: external; nonguarders (open water/substratum egg scatterers); parental care: none. Eggs are found attached to the substrate unguarded (Ref. 7043).
IUCN Red List Status: Endangered (EN), assessed 2011-12-09. Resilience: High (tmax=2; Fec=23-44).
References
Breder, C.M. and D.E. Rosen (1966) Modes of reproduction in fishes. T.F.H. Publications, Neptune City, New Jersey. 941 p.
Page, L.M. and B.M. Burr (1991) A field guide to freshwater fishes of North America north of Mexico. Houghton Mifflin Company, Boston. 432 p.
Page, L. (1983) Handbook of darters. T.F.H. Publications, Inc. USA. 271 p.
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