Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Siluriformes
(Catfish) > Sisoridae
(Sisorid catfishes) > Glyptosterninae
Etymology: Exostoma: Greek, exos = outside + Greek, stoma = mouth (Ref. 45335); barakensis: Named for Barak drainage, its area of distribution (Ref. 78436).
Environment: milieu / climate zone / depth range / distribution range
Freshwater; benthopelagic. Tropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.8 cm SL male/unsexed; (Ref. 78436)
Morphology | Morphometrics
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
Maturity | Reproduction | Spawning | Eggs | Fecundity | 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. 115185)
CITES (Ref. 115941)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00304 - 0.01503), b=3.08 (2.89 - 3.27), 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
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months ().
Vulnerability (Ref. 59153
): Moderate vulnerability (37 of 100) .