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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); zonistium: From the words zone, meaning band, and istium, fin (referring to the diagnostic banding pattern of the spinous dorsal fin of males) (Ref. 10294).
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bentopelagisk. Temperate; 38°N - 33°N
North America: tributaries of lower Tennessee River system in Kentucky, Tennessee, Mississippi and Alabama upstream to Bear Creek system in the USA; Spring Creek in Tennessee and extreme upper Black Warrior River system in Alabama.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 7.1 cm TL hane/ej könsbestämd; (Ref. 5723)
Inhabits sand and gravel-bottomed pools of headwaters, creeks and small rivers (Ref. 5723, 10294). Feeds on midge larvae (Ref. 10294).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
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)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00676 (0.00306 - 0.01496), b=3.12 (2.94 - 3.30), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.3 ±0.5 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (16 of 100). 🛈 |