Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk. Subtropical; 35°N - 28°N
North America: found only in the USA from Edisto River in South Carolina, south to southern central Florida (almost to Lake Okeechobee) and west to Mississippi River in Louisiana.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 11.0 cm TL hane/ej könsbestämd; (Ref. 5723); common length : 6.0 cm TL hane/ej könsbestämd; (Ref. 12193)
Inhabits headwaters to medium-sized rivers, usually over gravel or sand (Ref. 5723, 10294). Feeds on midge, blackfly, mayfly, and caddisfly larvae (Ref. 10294).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | 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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00235 - 0.01227), b=3.14 (2.94 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Fec=38-250).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).