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Channa nox Zhang, Musikasinthorn & Watanabe, 2002

Dark snakehead
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Image of Channa nox (Dark snakehead)
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drawing shows typical species in Channidae.

Classification / Names Noms communs | Synonymes | Catalog of Fishes(Genre, Espèce) | ITIS | CoL | WoRMS | Cloffa

> Anabantiformes (Gouramies, snakeheads) > Channidae (Snakeheads)
Etymology: Channa: Greek, channe, -es = an anchovy (Ref. 45335)nox: From the dark body color of the fish.

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

; eau douce benthopélagique. Subtropical

Distribution Pays | Zones FAO | Écosystèmes | Occurrences | Point map | Introductions | Faunafri

Asia: China.

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 19.8 cm SL mâle / non sexé; (Ref. 43157)

Description synthétique Clés d'identification | Morphologie | Morphométrie

Rayons mous dorsaux (Total) : 47 - 51; Rayons mous anaux: 31 - 33; Vertèbres: 53 - 55. Dorsal surface of the body dark; 8-11 irregular (often anteriorly pointed V-shaped) black blotches or bands on upper half of the body; a white-rimmed black ocellus on caudal peduncle; sparse white spots on body and dorsal and caudal fins. Hyomandibular process with the mid- to lower lateral edge mesially protruded. One to 2 small to medium-sized scales found on the undersurface of each side of the lower jaw. Pelvic fin absent. Cheek scales 9-13 (Ref. 43157).

Biologie     Glossaire (ex. epibenthic)

Obligate air-breathing (Ref. 126274); Generally restricted to relatively narrow regions, characterized by humid rainforest climate (Ref. 43157).

Life cycle and mating behavior Maturité | Reproduction | Frai | Œufs | Fécondité | Larves

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Zhang, C.-G., P. Musikasinthon and K. Watanabe, 2002. Channa nox, a new channid fish lacking a pelvic fin from Guangxi, China. Ichthyol. Res. 49(2):140-146. (Ref. 43157)

Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)

  Données manquantes (DD) ; Date assessed: 14 May 2024

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Menace pour l'homme

  Harmless





Utilisations par l'homme

Pêcheries: commercial
FAO - Publication: search | FishSource |

Plus d'informations

Trophic ecology
Éléments du régime alimentaire
Composition du régime alimentaire
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Sources Internet

AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | BOLDSystems | Websites from users | FishWatcher | CISTI | Catalog of Fishes: Genre, Espèce | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GenBank: génôme, nucléotide | GloBI | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | Arbre de Vie | Wikipedia: aller à, chercher | World Records Freshwater Fishing | Zoobank | Zoological Record

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=0.00832 (0.00381 - 0.01816), b=2.98 (2.81 - 3.15), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245).
Niveau trophique (Ref. 69278):  3.7   ±0.6 se; based on size and trophs of closest relatives
Résilience (Ref. 120179):  Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (14 of 100).
Catégorie de prix (Ref. 80766):   Unknown.