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: Acrocheilus: Greek, akro = topmost, summit + Greek, cheilos =lip (Ref. 45335); alutaceus: The specific name is derived from alutaceus (leathery) (Ref. 1998). More on author: Agassiz.
Environment / Climate / Range
Freshwater; demersal. Temperate; 55°N - 41°N
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 30.0 cm TL male/unsexed; (Ref. 5723); common length : 17.5 cm TL male/unsexed; (Ref. 12193)
North America: Fraser and Columbia River drainages in British Columbia in Canada, Washington, Idaho, Oregon, and Nevada, USA; Harney River basin in Oregon, USA.
Inhabits flowing pools and runs over sand and gravel in creeks and small to medium rivers; also in margins of lakes. Adults feed mainly on diatoms, also on filamentous algae; young feed on surface insects (Ref. 1998).
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.
IUCN Red List Status (Ref. 90363)
CITES (Ref. 94142)
Threat to humans
Fisheries: minor commercial
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01047 (0.00427 - 0.02571), b=3.06 (2.84 - 3.28), based on LWR estimates for this Subfamily-BS (Ref. 93245
Trophic Level (Ref. 69278
): 2.4 ±0.21 se; Based on food items.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (tm=3-4).
Vulnerability (Ref. 59153
): Moderate vulnerability (44 of 100) .