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Siluriformes (Catfishes) >
Bagridae (Bagrid catfishes)
Etymology: Hemibagrus: Greek, hemi = the half + Mozarabic, bagre, Greek, pagros = a fish, Dentex sp. (Ref. 45335).
More on author: Lacepède.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce démersal. Subtropical
Asia: Nam Xam and Nam Ma basins in Laos and Red River basin in Viet Nam and Yunnan, southeastern China.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 73.1 cm SL mâle / non sexé; (Ref. 115027); common length : 18.5 cm SL mâle / non sexé; (Ref. 35840); poids max. publié: 4.9 kg (Ref. 115027)
Épines dorsales (Total) : 2; Rayons mous dorsaux (Total) : 7; Rayons mous anaux: 10 - 16; Vertèbres: 53. Smooth head, covered by thin membrane. The maxillary barbel could reach pelvic fin. Well developed adipose fin, about 3 times the length of the dorsal fin, starting from near the back of the dorsal fin. Body nude without scale. Complete lateral line from the head till the caudal fin. Light brownish in color, white in stomach (Ref.33423). Body with a few scattered black spots (Ref. 43281).
Body shape (shape guide): fusiform / normal; Cross section: oval.
Adults inhabit large rivers, with current (Ref. 43281). Oviparous, distinct pairing possibly like other members of the same family (Ref. 205).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Kottelat, M., 2001. Fishes of Laos. WHT Publications Ltd., Colombo 5, Sri Lanka. 198 p. (Ref. 43281)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01047 (0.00649 - 0.01690), b=2.92 (2.79 - 3.05), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Réf.
69278): 3.7 ±0.6 se; based on size and trophs of closest relatives
Résilience (Réf.
120179): Très faible, temps minimum de doublement de population supérieur à 14 ans (Preliminary K or Fecundity.).
Vulnérabilité de la pêche (Ref.
59153): High vulnerability (56 of 100).
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