Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk. Temperate; 39°N - 31°N
North America: Mississippi River basin from southwestern Indiana and southeastern Missouri to Louisiana in the USA; Gulf Slope from Escambia River drainage in Alabama and Florida to Mississippi River in Louisiana. The name Percina vigil replaces Percina ouachitae.
Size / Vikt / Age
Maturity: Lm ? range ? - ? cm
Max length : 7.8 cm TL hane/ej könsbestämd; (Ref. 5723); common length : 4.8 cm TL hane/ej könsbestämd; (Ref. 12193); rapporterad maxålder: 2.00 år (Ref. 12193)
Inhabits sand and gravel runs of creeks and small to medium rivers, sometimes in very shallow water (Ref. 3814, 10294). Feeds on pleurocerid (Leptoxis) river snails, hydropsychid caddisfly larvae, midge larvae, and small mayfly nymphs, such as baetids (Ref. 10294).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Robins, C.R., R.M. Bailey, C.E. Bond, J.R. Brooker, E.A. Lachner, R.N. Lea and W.B. Scott, 1991. Common and scientific names of fishes from the United States and Canada. Am. Fish. Soc. Spec. Publ. (20):183 p. (Ref. 3814)
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): 3.3 ±0.4 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (tmax=2).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
