Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Cypriniformes
(Carps) > Cyprinidae
(Minnows or carps) > Gobioninae
Etymology: Squalidus: Latin, squalidus = pale, weak + Latin, barbus = barbel (Ref. 45335).
Environment / Climate / Range
Freshwater; benthopelagic; pH range: 7.0 - 7.5; dH range: 15 - 20; depth range ? - 10 m (Ref. 38401). Temperate; 14°C - 22°C (Ref. 13614), preferred ?
Asia: Amur basin in Russia and China; Mongolia (Ref. 57778); Viet Nam (Ref. 89724); and Japan (Ref. 78994).
Length at first maturity / Size / Weight / Age
Maturity: Lm 4.0  range ? - ? cm
Max length : 10.3 cm TL male/unsexed; (Ref. 1441)
Morphology | Morphometrics
Found on coarse sandy bottoms of lakes (Ref. 38401). Feeds on aquatic insects, gammarids, small gastropods and zooplankton (Ref. 38401). Adults spawn at the end of June (Ref. 1441 as G. ussuriensis).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Bogutskaya, N.G., A.M. Naseka, S.V. Shedko, E.D. Vasil'eva and I.A. Chereshnev, 2008. The fishes of the Amur River: updated check-list and zoogeography. Ichthyol. Explor. Freshwat. 19(4):301-366. (Ref. 82587)
IUCN Red List Status (Ref. 109396)
CITES (Ref. 94142)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00479 (0.00240 - 0.00955), b=3.14 (2.96 - 3.32), based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.2 ±0.4 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (31 of 100) .