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Perciformes/Percoidei (Perchs) >
Percidae (Perches) > Etheostomatinae
Etymology: Etheostoma: Greek, etheo = to strain + Greek, stoma = mouth; Rafinesque said "various mouths", but Jordan and Evermann suggest the name might have been intended as "Heterostoma (Ref. 45335); coosae: Named after the Coosa River (Ref. 10294).
More on author: Fowler.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Temperate; 36°N - 32°N
North America: known only from the Coosa River system in Georgia, Alabama and southeastern Tennessee, USA.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 7.2 cm TL male/unsexed; (Ref. 5723); common length : 4.1 cm SL male/unsexed; (Ref. 3295); common length :3.65 cm SL (female); max. reported age: 3.00 years (Ref. 3295)
Inhabits rocky pools and adjacent riffles of creeks and small to medium rivers (Ref. 5723); also found in streams (Ref. 5723). Feeds on midge and blackfly larvae, supplemented with cladocera, copepods, mayfly nymphs, and caddisfly larvae (Ref. 10294).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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. (Ref. 5723)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
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