Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; sötvatten bottenlevande; pH range: 8.0 - ?; flodvandrande (Ref. 51243). Tropical; 22°C - 27°C (Ref. 85713)
Asia: India (Ref. 4832), Bangladesh (Ref. 1479) and Nepal (Ref. 6351).
Size / Vikt / Age
Könsmognad: Lm ? range ? - ? cm
Max length : 50.0 cm TL hane/ej könsbestämd; (Ref. 4832)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Mjukstrålar i ryggfenan (totalt) : 13; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 8. Body depth slightly more than head length; mouth narrow and subterminal; 2 pairs barbels, longer than orbit; eye-diameter 5 to 6.5 times in head; dorsal spine strong and serrated, the denticles strong and recurved; scales small, transverse scale-rows 11/9, circumferential scales 40-44; tubercles on snout and cheeks of females smaller than those of males (Ref. 4832).
Body shape (shape guide): elongated.
Adults inhabit large rivers with rocky bottoms, clear and fast water and little or no vegetation. Made into fish paste (Ref. 4832).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Talwar, P.K. and A.G. Jhingran, 1991. Inland fishes of India and adjacent countries. vol 1. A.A. Balkema, Rotterdam. i-liv + 1-541, 1 map (Ref. 4832)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Fiskeri: kommersiell; sportfisk: ja
Verktyg
Special reports
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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=0.00617 (0.00357 - 0.01065), b=3.12 (2.96 - 3.28), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 2.8 ±0.3 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
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