Previously misidentified as
from the Mekong River basin which has a longer head
and snout. An excellent game fish which can be caught
using hook and line. Presently large numbers are being
taken near Stung Treng in Cambodia by explosives.
They migrate upstream through the Khone Falls in June-July
with other silurids and enter the flooded forest in
July-October, where they feed heavily on cyprinids
of the genus Henicorhynchus (pa soi, identified
as Cirrhinus spp.). Description:
Dorsal soft rays (total): 3-4; Anal soft rays: 79
- 96. Differs from its sole congener, B. dinema, in
having a shorter pectoral fin, 21.9-25.8% SL, versus
25.9-28.9; a shorter head, 20.9-23.9% SL, versus 24.2-26.0;
and a shorter snout, 35.4-39.6% HL, versus 39.0-43.1.
Strongly compressed head and body; upturned mouth
with conspicuous large teeth; pectoral fin longer
than head. Habitat: Occurs in medium
to large-sized rivers and found from middle depths
to the surface in deeper parts of large rivers.
Diet: Feeds on smaller fish near the water
Asia: Mekong and Chao Phraya River basins. Type
locality: Chao Phraya River, flood-waters
17.5 km north of Ayuthya, Maharaj Prov., Thailand.
Ferraris, C.J. Jr.,
2007. Checklist of catfishes, recent and fossil (Osteichthyes:
Siluriformes), and catalogue of siluriform primary
types. Zootaxa 1418:1-628. Froese, R. and D. Pauly. Editors.
2014. FishBase. World Wide Web electronic publication.
www.fishbase.org, ( 11/2014 ). Kottelat, M. and H.H.
Ng, 1999. Belodontichthys
truncatus, a new species of silurid catfish from
Indochina ( Teleostei: Siluridae). Ichthyol. Explor.