Common names from other countries
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Anabantiformes (Gouramies, snakeheads) >
Channidae (Snakeheads)
Etymology: Channa: Greek, channe, -es = an anchovy (Ref. 45335).
Eponymy: Argus (or Argos) was a 100–eyed watchman in Greek mythology. [...] (Ref. 128868), visit book page.
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
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.
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.
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: Version 2024-2)
CITES (Ref. 131153)
Not Evaluated
Ameaça para o homem
Potential pest (Ref. 45309)
Utilização humana
Pescarias: espécies comerciais; Aquacultura: espécies comerciais; peixe desportivo: sim; Aquário: Aquários públicos
Ferramentas
Relatórios especiais
Descarregue XML
Fontes da internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00741 (0.00490 - 0.01121), b=3.00 (2.88 - 3.12), 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).