Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Cypriniformes (Carps) >
Cyprinidae (Minnows or carps) > Torinae
Etymology: Osteochilichthys: Greek, osteon = bone + Greek, cheilos = lip + Greek, ichthys = fish (Ref. 45335).
Eponymy: Dr John Pearson Nash (1828–1885) was a Surgeon in Her Majesty’s Madras Army. [...] (Ref. 128868), visit book page.
More on author: Day.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Freshwater; benthopelagic. Tropical
Asia: endemic to India.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 18.0 cm TL male/unsexed; (Ref. 4832)
This species is distinguished from its congeners by the following characters: body with depth at the dorsal fin origin 28.6- 29.9 % SL; snout covered with papillae; lips thin; lateral line scales 41; caudal peduncle long, its length 20.2- 21.1 % SL; the last undivided dorsal ray non - osseous, weak; Colouration: body and fins with a peculiar colour pattern where it is reddish brown along the back, silvery over the abdomen; a black band passes from the eye to the centre of the base of the caudal fin; fins whitish; anal fin with a dark band and a similar band along the middle of the third dorsal fin (Ref. 132417).
Cross section: oval.
Inhabits large hill streams and rivers (Ref. 41236).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Plamoottil, M., 2022. Osteochilichthys elegans, a new cyprinid fish from Kerala, India. Bioscience Research 19(2):974-990. (Ref. 132417)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Fisheries: subsistence fisheries
Tools
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01122 (0.00478 - 0.02633), b=3.05 (2.87 - 3.23), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.0 ±0.4 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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![Image of Osteochilichthys nashii (Nash\](/images/thumbnails/jpg/tn_Osnas_u6.jpg "Image of Osteochilichthys nashii (Nash\")
