Teleostei (teleosts) >
Cypriniformes (Carps) >
Leuciscidae (Minnows) > Pogonichthyinae
Etymology: Pimephales: Greek, pimeles, -es = fat + Greek, phales = whale; if the root is Greek, phales, -etos = penis (Ref. 45335); vigilax: vigilax, meaning watchful (Ref. 10294).
More on authors: Baird & Girard.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; demersal. Subtropical; 46°N - 27°N
North America: Mississippi River basin from western Pennsylvania to Minnesota in USA, and south to Gulf; Gulf Slope drainages from Mobile Bay in Georgia and Alabama to Rio Grande in Texas and New Mexico, USA and Mexico.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.2 cm TL male/unsexed; (Ref. 10294); common length : 5.7 cm TL male/unsexed; (Ref. 12193)
Occurs in quiet pools and runs over sand, silt, or gravel, in small to large rivers. Most common in medium-sized rivers (Ref. 5723, 10294). Feeds on insect immatures (Ref. 10294).
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 2024-1)
Threat to humans
Harmless
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00692 (0.00401 - 0.01194), b=3.17 (3.01 - 3.33), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 2.6 ±0.1 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).