Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Temperate; 37°N - 31°N
North America: occurs only in White River drainage in Missouri and Arkansas, USA. Transplanted in other streams in Missouri and Arkansas, but no evidence of establishment.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 27.9 cm TL male/unsexed; (Ref. 40637); common length : 13.3 cm TL male/unsexed; (Ref. 12193); max. published weight: 450.00 g (Ref. 40637); max. reported age: 9 years (Ref. 104808)
Short description
Identification keys | Morphology | Morphometrics
Adults inhabit clear rocky pools and creeks and small to medium rivers, usually near stream bank, large boulders or brush.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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. 130435: Version 2025-2 (Global))
Threat to humans
Harmless
Human uses
Gamefish: yes
Tools
Special reports
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref. 82804) |
PD50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.01230 (0.00598 - 0.02533), b=3.07 (2.89 - 3.25), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophic level (Ref. 69278) |
3.5 ±0.5 se; based on size and trophs of closest relatives |
Resilience (Ref. 120179) |
Medium, minimum population doubling time 1.4 - 4.4 years (K=0.29-0.3; tmax=9;). |
Fishing Vulnerability (Ref. 59153) |
Low to moderate vulnerability (32 of 100). 🛈 |