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Anabantiformes (Gouramies, snakeheads) >
Channidae (Snakeheads)
Etymology: Parachanna: Greek, para = the side of + Greek, channe, -es = anchovy (Ref. 45335).
More on author: Sauvage.
Environment: milieu / climate zone / depth range / distribution range
Ökologie
; süßwasser benthopelagisch. Tropical; 22°C - 28°C (Ref. 2059)
Africa: Kouilou River in Republic of Congo (Ref. 81648), Ogooué basin in Gabon (Ref. 81648, 111328) and the Congo basin in Central African Republic, Republic of Congo and Democratic Republic of the Congo (Ref. 111328). Sympatric with Parachanna obscura in some parts of the Ogowe and Congo basins (Ref. 3575).
Size / Gewicht / Alter
Maturity: Lm ?  range ? - ? cm
Max length : 53.2 cm TL Männchen/unbestimmt; (Ref. 81648)
Rückenflossenstacheln (insgesamt) : 0; Rückenflossenweichstrahlen (insgesamt) : 40 - 44; Afterflossenstacheln: 0; Afterflossenweichstrahlen: 27 - 31. Diagnosis: 25-33 scales in transverse series, 73-86 scales in lateral line; 40-44 dorsal rays; 27-31 anal rays (Ref. 81648).
Obligate air-breathing (Ref. 126274)
Life cycle and mating behavior
Maturities | Fortpflanzung | Spawnings | Egg(s) | Fecundities | Larven
Teugels, G.G., J.J. Breine and D.F.E. Thys van den Audernaerde, 1986. Channidae. p. 288-290. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Checklist of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 2. (Ref. 3575)
IUCN Rote Liste Status (Ref. 130435)
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Fischereien: kommerziell
Tools
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.6250 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00332 - 0.01582), b=3.01 (2.83 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 4.0 ±0.6 se; based on size and trophs of closest relatives
Widerstandsfähigkeit (Ref.
120179): mittel, Verdopplung der Population dauert 1,4 - 4,4 Jahre. (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (41 of 100).