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); squamiceps: From the words squami, meaning scales, and ceps, head (referring to the scaly cheeks and opercles) (Ref. 10294). More on author: Jordan.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; benthopelagic. Subtropical; 39°N - 36°N
North America: in lower Ohio River basin (Green River drainage in Kentucky and Tennessee to Cache River system in Illinois), including extreme lower Wabash River drainage in Indiana and Illinois, and Red River system (Cumberland River drainage) in Kentucky and Tennessee, USA.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 8.8 cm TL male/unsexed; (Ref. 5723); common length : 4.6 cm TL male/unsexed; (Ref. 12193); max. reported age: 3 years (Ref. 12193)
Inhabit rocky pools and adjacent riffles of headwaters, creeks and small rivers (Ref. 5723); also found in streams (Ref. 10294). Eggs are found clustered on underside of stone and guarded by males (Ref. 7043).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Eggs are found clustered on underside of stone (Ref. 7043). Males guard the eggs (Ref. 7043).
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. 115185)
CITES (Ref. 115941)
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 (0.00207 - 0.01270), b=3.14 (2.92 - 3.36), in cm Total Length, 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=78-357).
Vulnerability (Ref. 59153
): Low vulnerability (20 of 100) .