Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Siluriformes
(Catfish) > Erethistidae
(South Asian river catfishes)
Etymology: Erethistes: Greek, erethizo = that irritates (Ref. 45335); nareshi: Named for Dr. Naresh Chandra Datta, former professor and head of the Department of Zoology, University of Calcutta.
Environment: milieu / climate zone / depth range / distribution range
Freshwater; demersal. Tropical
Asia: Katakhal River in Assam, India.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 2.5 cm SL male/unsexed; (Ref. 101395)
Morphology | Morphometrics
soft rays: 8 - 9. Erethistes nareshi is diagnosed by possessing the following unique combination of characters: rayed dorsal fin with a strong spine serrated along both the sides; pectoral fins equal to head with a strong flattened spine; pectoral spine serrated anteriorly, denticulated posteriorly; serration on outer edge directed towards tip and teeth on innder edge directed towards base; caudal fin deeply forked, uper lobe with an elongated filament (Ref. 101395).
Inhabits streams (Ref. 101395).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Mahapatra, B.K. and S. Kar, 2015. Hara nareshi, a new species of catfish (Pisces: Erethistidae) from the Barak River system of Assam, India. Rec. Zool. Surv. India 115:31-35. (Ref. 101395)
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
= 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00514 - 0.02450), b=3.04 (2.87 - 3.21), in cm Total Length, based on all LWR estimates for this body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.1 ±0.4 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low vulnerability (10 of 100) .