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: Platygobio: Greek, platys = flat + Latin, gobius = gudgeon (Ref. 45335); gracilis: gracilis - slender (Ref. 1998).
Environment / Climate / Range
Freshwater; demersal. Temperate; 70°N - 30°N
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 32.0 cm TL male/unsexed; (Ref. 5723); common length : 14.3 cm TL male/unsexed; (Ref. 12193)
North America: Mackenzie, Saskatchewan, and Lake Winnipeg drainages in Canada; Missouri-Mississippi River basin from southern Alberta in Canada and Montana to Louisiana, USA; upper Rio Grande (including Pecos) drainage in New Mexico, USA.
Inhabits sandy runs of small to large turbid rivers. Feeds mainly on terrestrial and aquatic insects, occasionally on small fishes. Spawning probably occurs from June to August.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Scott, W.B. and E.J. Crossman, 1973. Freshwater fishes of Canada. Bull. Fish. Res. Board Can. 184:1-966. (Ref. 1998)
IUCN Red List Status (Ref. 96402)
CITES (Ref. 94142)
Threat to humans
Fisheries: minor commercial
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00296 - 0.01347), b=3.05 (2.86 - 3.24), based on LWR estimates for this Subfamily-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 4.2 ±0.4 se; Based on diet studies.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Fec=4,974).
Vulnerability (Ref. 59153
): Moderate vulnerability (39 of 100) .