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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); squamiceps: From the words squami, meaning scales, and ceps, head (referring to the scaly cheeks and opercles) (Ref. 10294).
More on author: Jordan.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bentopelagisk. 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.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 8.8 cm TL hane/ej könsbestämd; (Ref. 5723); common length : 4.6 cm TL hane/ej könsbestämd; (Ref. 12193); rapporterad maxålder: 3.00 år (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).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
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)
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 (tmax=3; Fec=78-357). |
Sårbarhet i fisket (Ref. 59153) |
Low vulnerability (20 of 100). 🛈 |