Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Siluriformes (Catfishes) >
Sisoridae (Sisorid catfishes) > Glyptosterninae
Etymology: Exostoma: Greek, exos = outside + Greek, stoma = mouth (Ref. 45335); barakense: Named for Barak drainage, its area of distribution (Ref. 78436).
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Tropical
Asia: India.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.8 cm SL male/unsexed; (Ref. 78436)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 6; Anal soft rays: 4 - 5; Vertebrae: 38. This species is distinct in having the following set of characters: nostrils are positioned midway between snout tip and anterior margin of eye; interorbital space is wide, its width 29.5 (26.5-33.1)% HL; A ii, 4.5-5; long adipose fin, uniformly deep all along its length and reaches to caudal fin base; adipose about thrice the dorsal fin base length; emarginate caudal fin; proximally 1/3 length of outer rays and 1/2 length of median rays are dark greyish and distally 1/3 length of lower lobe and 1/3 length of upper lobe rays are also dark greyish (Ref. 78436)
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae
Vishwanath, W. and H. Joyshree, 2007. A new Sisorid catfish of the genus Exostoma Blith from Manipur, India. Zoo's Print Journal 22(1):2531-2534. (Ref. 78436)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00589 (0.00260 - 0.01333), b=3.08 (2.88 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).