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Perciformes/Percoidei (Perchs) >
Percidae (Perches) > Etheostomatinae
Etymology: Percina: Latin, diminutive of perch = perch (Ref. 45335); aurantiaca: aurantiaca meaning orange-colored (Ref. 10294).
More on author: Cope.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
; sötvatten bentopelagisk. Temperate; 38°N - 35°N
North America: found only in the upper Tennessee River drainage in Virginia, North Carolina, Tennessee and Georgia, USA.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 18.0 cm TL hane/ej könsbestämd; (Ref. 5723); common length : 12.2 cm TL hane/ej könsbestämd; (Ref. 12193); rapporterad maxålder: 4 år (Ref. 12193)
Inhabit clear, fairly deep, rocky pools (usually below riffles) of creeks and small rivers. Large males often found in rocky riffles (Ref. 5723). Juveniles feed on mayfly and dipteran larvae, while the adults consume caddisfly larvae (Ref. 10294). Eggs are found buried in the substrate (Ref. 7043).
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Eggs are found buried in the substrate (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))
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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=0.00575 (0.00270 - 0.01228), b=3.13 (2.95 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trofisk nivå (Ref. 69278) |
3.5 ±0.5 se; based on size and trophs of closest relatives |
Resiliens (Ref. 120179) |
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (tmax=4; Fec=750). |
Sårbarhet i fisket (Ref. 59153) |
Low to moderate vulnerability (30 of 100). 🛈 |