Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > 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); acuticeps: From the words acute, meaning sharp; and ceps, head (Ref. 10294).
Environment / Climate / Range
Freshwater; benthopelagic. Temperate, preferred ?; 37°N - 36°N
North America: found only in Holston and Nolichucky River systems (Tennessee River drainage) in western Virginia, western North Carolina and eastern Tennessee, USA.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 8.4 cm TL male/unsexed; (Ref. 5723); common length : 5.5 cm TL male/unsexed; (Ref. 12193); max. reported age: 3 years (Ref. 10294)
Occurs in fast, deep rocky riffles in small to medium rivers (Ref. 5723, 10294).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Eggs are left buried in small gravel and pebbles (Ref. 6466).
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. 109396)
CITES (Ref. 94142)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00513 (0.00205 - 0.01282), b=3.14 (2.92 - 3.36), based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.3 ±0.5 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (tmax=3; Fec=100).
Vulnerability (Ref. 59153
): Low vulnerability (19 of 100) .