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Parachanna africana (Steindachner, 1879)

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

> Anabantiformes (Gouramies, snakeheads) > Channidae (Snakeheads)
Etymology: Parachanna: Greek, para = the side of + Greek, channe, -es = anchovy (Ref. 45335).
More on author: Steindachner.

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

; eau douce benthopélagique. Tropical; 25°C - 28°C (Ref. 2060)

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

Africa: south Benin (lower Ouémé River) to Nigeria (lower Cross River)(Ref. 57290, 81648). Reports from Cameroon (Ref. 3575, 51193) unconfirmed and questionable (Ref. 57290, 81648). Report from Gabon dubious (Ref. 81648).

Taille / Poids / Âge

Maturity: Lm ?  range ? - ? cm
Max length : 32.0 cm TL mâle / non sexé; (Ref. 81648)

Description synthétique Clés d'identification | Morphologie | Morphométrie

Épines dorsales (Total) : 0; Rayons mous dorsaux (Total) : 45 - 48; Épines anales: 0; Rayons mous anaux: 32 - 35. Diagnosis: body elongate, tapering backwards; lateral-line scales medium-sized, numbering 73-83; head depressed anteriorly and covered with larger scales; lower jaw slightly longer than upper, with 3-4 well developed canines; dorsal and anal fins not touching caudal fin; dorsal fin with 45-48, anal with 32-35 rays; 8-11 chevron-shaped dark bars on sides (Ref. 57290, 81648). Coloration: body light to dark grey, back and top of head darker, underside lighter; dark lateral band on head, broadening between hind margin of eye and hind margin of gill cover, followed by a large, rounded, black spot; small, rounded black spot at base of caudal fin; all fins covered with small dark spots forming more or less distinct oblique bands; ground colour of juveniles ochre, and a long, black lateral band extending from tip of snout to hind margin of caudal fin (Ref. 57290, 81648).

Biologie     Glossaire (ex. epibenthic)

Obligate air-breathing (Ref. 126274); Maximum SL reported is 17.2 cm (Ref. 57290).

Life cycle and mating behavior Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves

The eggs of this species float to the with floating plants covered surface where they are guarded by the male.

Référence principale Upload your references | Références | Coordinateur | Collaborateurs

Teugels, G.G., 2003. Channidae. p. 443-446 In C. Lévêque, D. Paugy and G.G. Teugels (eds.) Faune des poissons d'eaux douce et saumâtres de l'Afrique de l'Ouest, Tome 2. Coll. Faune et Flore tropicales 40. Musée Royal de l'Afrique Centrale, Tervuren, Belgique, Museum National d'Histoire Naturalle, Paris, France and Institut de Recherche pour le Développement, Paris, France. 815 p. (Ref. 57290)

Statut dans la liste rouge de l'IUCN (Ref. 130435)

  Préoccupation mineure (LC) ; Date assessed: 21 April 2019

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
Diet compositions
Food consumptions
Food rations
Prédateurs
Ecology
Écologie
Population dynamics
Growths
Max. ages / sizes
Length-weight rel.
Length-length rel.
Fréquences de longueurs
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Recruitments
Abundances
Life cycle
Reproduction
Maturities
Fecundities
Spawnings
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Egg(s)
Egg developments
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Dynamique des populations larvaires
Distribution
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Écosystèmes
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Introductions
BRUVS - Videos
Anatomy
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Otolithes
Physiology
Body compositions
Nutrients
Oxygen consumptions
Type de nage
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Visual pigment(s)
Sons de poissons
Diseases / Parasites
Toxicities (LC50s)
Genetics
Génétique
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Human related
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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 | Zoological Record

Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.6250   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00396 - 0.01326), b=3.01 (2.85 - 3.17), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).
Niveau trophique (Ref. 69278):  3.8   ±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 (22 of 100).
Catégorie de prix (Ref. 80766):   Unknown.
Nutrients (Ref. 124155):  Calcium = 121 [59, 236] mg/100g; Iron = 1.02 [0.49, 1.92] mg/100g; Protein = 18.2 [16.5, 20.1] %; Omega3 = 0.271 [0.107, 0.695] g/100g; Selenium = 54.8 [19.9, 144.0] μg/100g; VitaminA = 68.4 [20.2, 219.4] μg/100g; Zinc = 1.52 [1.01, 2.32] mg/100g (wet weight);