Description:
Dorsal soft rays (total): 3 - 4; Anal soft rays: 76
- 85; Vertebrae: 56 - 58. Head width 11.4-13.3% SL;
caudal peduncle depth 3.7-4.3% SL; anal fin rays 76-85;
vertebrae 56-58. Part of the O. hypophthalmus
group which contains, O.
hypopthalmus, O.
rhabdinurus and O.
urbaini. Habitat:
Inhabits large, slow flowing rivers and lakes and
swamps. Juveniles sometimes occur in smaller streams.
Diet: Feeds on smaller fishes and
crustaceans.
Common
Name:
None
Synonyms:
None
Family:
Siluridae
Distribution:
Asia:Kapuas River drainage in western Borneo;
Batang Hari, Deli, Indragiri and Musi River drainages
in Sumatra, Indonesia; and Bernam, Endau, Pahang,
Pattani and Perak River drainages in Malay Peninsula.
Size:
21.4cm. (8.4ins)
Temp:
21-27°C (69-81F)
p.H.
6.0-7.0.
Reference:
Ng, H.H.
2003 A review of the Ompok hypophthalmus group of
silurid catfishes with the description of a new species
from South-East Asia. J. Fish Biol. 62:1296-1311.
If you would like to contribute to the monthly
factsheets with an article, information or photos, please e-mail
me. You will of course be credited for your work.
If you would like to donate any denomination
of monies to the site just click the above link button. All proceeds
will go to running the site and hopefully to keep it going for a few
years yet.