Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Channidae
Etymology: Channa: Greek, channe, -es = an anchovy (Ref. 45335).
Environment / Climate / Range
Freshwater; benthopelagic. Subtropical; 4°C - 22°C (Ref. 2060), preferred ?; 54°N - 25°N, 111°E - 141°E
Asia: Amur southward to Xi Jiang and Hainan Island, China (Ref. 82587). Introduced elsewhere. Japan (Ref. 6094) and the USA (Ref. 51238) report adverse ecological impact after introduction.
Length at first maturity / Size / Weight / Age
Maturity: Lm 30.0  range ? - ? cm
Max length : 100.0 cm TL male/unsexed; (Ref. 56557); max. published weight: 8.0 kg (Ref. 56557)
Can stay out of the water for 3 to 4 days at temperatures ranging from 10 to 15°C (Ref. 37350). Is a typical ambush predator that lies in wait for its prey on the bottom. Hunts mainly in the morning and in the evening, feeding primarily on fish (Ref. 12569). Matures at the age of 2 years and length of 30 cm. Spawns in June and July (Ref. 56557). Eggs are pelagic. Utilized for human consumption.
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
Potential pest (Ref. 45309)
Fisheries: commercial; aquaculture: commercial; aquarium: public aquariums
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00776 (0.00492 - 0.01225), b=3.00 (2.87 - 3.13), based on LWR estimates for this species & Genus-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 4.4 ±0.3 se; Based on diet studies.
Resilience (Ref. 69278
): Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.).
Prior r = 0.44, 2 SD range = 0.22 - 0.87, log(r) = -0.82, SD log(r) = 0.34, Based on: 2 K, 2 tgen, 4 Fec records
Vulnerability (Ref. 59153
): High vulnerability (62 of 100) .