Arius venosus   ( Valenciennes,  1840) (Fish)
Organism information awaits expert curation
Class: Actinopterygii

Image copyrights: FAO

Size: Maximum 30 cm; common 15 to 23 cm

Color: Dark reddish brown above, whitish grey below. Fins hyaline, the unpaired distally, the paired ones above blackish.

Crown of head nearly smooth, few rugosities bordering the very narrow and short median fontanel, which reaches to the median keel of the triangular occipital process, that process is slightly longer than broad at its base and concave at its hind border, which touches the basal bone of the dorsal spine. Dorsal profile sloping down in a straight line. Eye with a free orbital margin, slightly more than half the width of the interorbital space, more than half the length of the snout, which is rounded and prominent. Maxillary barbels extend to or beyond the root of the pectorals, mandibulary barbels beyond the gill membranes, mental ones somewhat shorter. Height of dorsal shorter than head, higher than the body, osseous part of its spine equal to head behind posterior nostril, granulated in front, serrated behind. Base of adipose fin shorter fin shorter than dorsal, about 4 times in its distance from last named, situated above the middle of the anal fin, the height of which is shorter than that of the dorsal and equal to the length of the ventrals, which reach on it. Pectorals slightly longer, their flattened spine nearly as long as the dorsal one, granulated in front, strongly serrated behind. Caudal deeply incised. Villiform teeth in upper jaw in a slightly arcuated, broad band, in the lower jaw in a divided somewhat narrower band, on the palate in two triangular patches, the length of which is equal to the curved anterior base. 11 stiff, cylindrical gillrakers, ventrally decreasing in size, the longest equal to 1/3 of eye.

Synonym (s)
Arius sumatranus Bennett, 1830
Arius micronotacanthus Bleeker, 1846
Arius manjong Bleeker, 1846
Arius macruropterygius Bleeker, 1846
Arius micruropterygius Bleeker, 1846
Arius lacviceps Bleeker, 1846
Arius venosus Bleeker, 1846
Cephalocassis venosus Bleeker, 1858
Arius venosus Bleeker, 1862
Arius venosus Gunther, 1864
Arius sumatranus Gunther, 1864
Arius sumatranus Day, 1888
Arius venosus Day, 1888
Arius venosus Duncker 1904
Tachysurus venosus Seale, 1910
Tachysurus venosus (Valenciennes, 1840)

Common Name (s)
• Veined Catfish (English)
Economic Importance and Threats
Importance:  Commercial

Habitat:  Demersal, Coastal
Trophic Level:  Secondary Consumer
Prey:  Invertebrates and small fishes


• Andaman and Nicobar Islands, Andaman INDIA

Literature Source(s)
  • Weber, M; Beaufort, LF (1965) The fishes of the Indo-Australian Archipelago E.J. Brill, Leiden, Holland 2 404 pp Available at - NIO, Goa
  • Society for the Management of European Biodiversity Data (2009) World Register of Marine Species (WoRMS) Available at -
  • Encyclopedia of Life Available at -
  • Fischer, W and Bianchi, G (Eds.) (1984) FAO species identification sheets for fishery purposes. Western Indian Ocean; (Fishing area 51). FAO, Rome 1 Available at -
  • Fischer, W and Whitehead, PJP (1974) FAO species identification sheets for fishery purposes. Eastern Indian Ocean - Fishing Area 57 and Western Central Pacific - Fishing Area 71 FAO, Rome 1 Available at -
  • Pillai, PKM and Augustine, SK (2000) A code list of common marine living resources of the Indian seas CMFRI Special Publication No.12 CMFRI 1-115 Available at -

Page last updated on:2011-10-13

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