Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Cypriniformes
(Carps) > Cyprinidae
(Minnows or carps) > Leuciscinae
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).
Environment / Climate / Range
Freshwater; demersal. Subtropical; 46°N - 27°N
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)
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.
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. 96402)
CITES (Ref. 94142)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00832 (0.00391 - 0.01767), b=3.12 (2.93 - 3.31), based on LWR estimates for this Subfamily-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 2.6 ±0.1 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (17 of 100) .