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Siluriformes (Catfishes) >
Siluridae (Sheatfishes)
Etymology: Hemisilurus: Greek, hemi = half + Greek, silouros = a cat fish (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; acqua dolce demersale; potamodromo (Ref. 51243); distribuzione batimetrica 4 - 4 m (Ref. 58018). Tropical
Asia: endemic to the Mekong basin.
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 80.0 cm TL maschio/sesso non determinato; (Ref. 12693)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 0; Raggi dorsali molli (totale) : 0; Raggi anali molli: 79 - 92. Wide fringed membranous maxillary barbel in females; a single patch of vomerine teeth; pectoral-fin spine thin and smooth in females and thin with weak serrations in males (Ref. 12693). Posterior nostril above and behind eye (Ref. 43281).
Inhabits large upland rivers (Ref. 12693) and enters flooded forest (Ref. 9497). Found in rapids and in deep slow reaches (Ref. 37771). Feeds on worms, plants, animal debris and insects. Sold fresh (Ref. 12693).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Rainboth, W.J., 1996. Fishes of the Cambodian Mekong. FAO species identification field guide for fishery purposes. FAO, Rome, 265 p. (Ref. 12693)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Pesca: commerciale
Strumenti
Special reports
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Fonti Internet
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=0.00380 (0.00228 - 0.00633), b=3.01 (2.86 - 3.16), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 3.3 ±0.44 se; based on food items.
Resilienza (Ref.
120179): Molto basso, tempo minimo di raddoppiamento della popolazione più di 14 anni (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (52 of 100).