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Channa argus (Cantor, 1842)

Snakehead
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Channa argus
Picture by Naseka, A. / Anokhin, B.


Russian Federation country information

Common names: Snakehead, Змееголов
Occurrence: native
Salinity: freshwater
Abundance: | Ref:
Importance: | Ref:
Aquaculture: | Ref:
Regulations: | Ref:
Uses: no uses
Comments: Inhabits the middle and lower reaches of the Amur, as well as the Ussuri River (Ref. 26334). This has been translocated to areas within the country for stocking in open waters but failed to establish self-sustaining populations (Ref. 45022) such as in Volga River drainage (Ref. 58297). nEurRus
National Checklist:
Country Information: https://www.cia.gov/library/publications/resources/the-world-factbook/geos/rs.html
National Fisheries Authority:
Occurrences: Occurrences Point map
Main Ref: Reshetnikov, Y.S., N.G. Bogutskaya, E.D. Vasil'eva, E.A. Dorofeeva, A.M. Naseka, O.A. Popova, K.A. Savvaitova, V.G. Sideleva and L.I. Sokolov, 1997
National Database:

Common names from other countries

Classificação / Names Nomes comuns | Sinónimos | Catalog of Fishes(Género, Espécies) | ITIS | CoL | WoRMS | Cloffa

> Anabantiformes (Gouramies, snakeheads) > Channidae (Snakeheads)
Etymology: Channa: Greek, channe, -es = an anchovy (Ref. 45335).

Environment: milieu / climate zone / depth range / distribution range Ecologia

; Água doce bentopelágico.   Subtropical; 4°C - 22°C (Ref. 2060); 54°N - 25°N, 111°E - 141°E

Distribuição Países | Áreas FAO | Ecossistemas | Ocorrências | Point map | Introduções | Faunafri

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 / Tamanho / Peso / Idade

Maturity: Lm 30.0  range ? - ? cm
Max length : 100.0 cm TL macho/indeterminado; (Ref. 56557); peso máx. Publicado: 8.0 kg (Ref. 56557)

Descrição breve Chaves de identificação | Morfologia | Morfometria

Espinhos dorsais (total) : 0; Raios dorsais moles (total) : 49 - 54; Espinhos anais: 0; Raios anais moles: 32 - 38.

Biologia     Glossário (ex. epibenthic)

Obligate air-breathing (Ref. 126274); 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.

Life cycle and mating behavior Maturities | Reprodução | Spawnings | Egg(s) | Fecundities | Larvas

Referência principal Upload your references | Referências | Coordenador | Colaboradores

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)

Categoria na Lista Vermelha da IUCN (Ref. 130435)

  Preocupação menor (LC) ; Date assessed: 24 February 2020

CITES (Ref. 128078)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Ameaça para o homem

  Potential pest (Ref. 45309)




Utilização humana

Pescarias: espécies comerciais; Aquacultura: espécies comerciais; Aquário: Aquários públicos
FAO(Aquaculture systems: produção; pescarias: produção; publication : search) | FishSource |

Mais informação

Trophic ecology
Itens alimentares
Diet compositions
Food consumptions
Food rations
Predadores
Ecology
Ecologia
Home ranges
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Frequência de comprimento
Mass conversions
Recruitments
Abundances
Life cycle
Reprodução
Maturities
Fecundities
Spawnings
Spawning aggregations
Egg(s)
Egg developments
Larvas
Dinâmica larvar
Anatomy
Gill areas
Cérebros
Outras referências
Physiology
Body compositions
Nutrients
Oxygen consumptions
Tipo de natação
Swimming speeds
Visual pigment(s)
Sons de peixes
Diseases / Parasites
Toxicities (LC50s)
Genetics
Genética
Electrophoreses
Heritabilities
Human related
Aquaculture systems
Perfis para aquacultura
Estirpes
Ciguatera cases
Stamps, coins, misc.
Outreach
Colaboradores
References
Referências

Ferramentas

Relatórios especiais

Descarregue XML

Fontes da internet

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00776 (0.00496 - 0.01215), b=3.00 (2.87 - 3.13), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
Nível Trófico (Ref. 69278):  4.4   ±0.3 se; based on diet studies.
Resiliência (Ref. 120179):  Baixo, tempo mínimo de duplicação da população 4,5 - 14 anos (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  High vulnerability (62 of 100).
Categoria de preço (Ref. 80766):   Unknown.