Opsarius barna
(Hamilton, 1822)

View all media / Upload your photos and videos

Expand all

Classification / Names

Teleostei (teleosts) > Cypriniformes (Carps) > Danionidae (Danios) > Chedrinae
More on author: Hamilton.

Environment / milieu / depth range / climate zone / distribution range

Freshwater; benthopelagic; pH range: 6.8 - 8.0; dH range: 5 - 20; 20°C - 26°C (Ref. 12468) preferred ?; tropical.

Distribution

Asia: India, Nepal, Bangladesh and Myanmar (Ref. 4832). Reported from the Mekong basin (Ref. 12975).

Size / Weight / Age

Max length: 15.0 cm TL male/unsexed (Ref. 6351).

Biology

Adults live in hill streams and large rivers (Ref. 4832). Found in clear hill streams with gravelly bottom (Ref. 41236).

Main reference

Menon, A.G.K. 1999 Check list - fresh water fishes of India. Rec. Zool. Surv. India, Misc. Publ., Occas. Pap. No. 175, 366 p. (Ref. 41236)

IUCN Red List Status (Ref. 125652)

  Least Concern (LC); date assessed: March 19 2011

CITES (Ref. 131153)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Harmless

More information
Estimates based on models

Phylogenetic diversity index (Ref. 82804): PD50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.00776 (0.00452 - 0.01334), b=2.94 (2.79 - 3.09), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245).

Trophic level (Ref. 69278): 3.4 ±0.7 se; Based on food items.

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).

Price category (Ref. 80766): Unknown.

Nutrients (Ref. 124155): Calcium = 0 [0, 0] mg/100g; Iron = 0 [0, 0] mg/100g; Protein = 0 [0, 0] %; Omega3 = 0 [0, 0] g/100g; Selenium = 0 [0, 0] μg/100g; VitaminA = 0 [0, 0] μg/100g; Zinc = 0 [0, 0] mg/100g (wet weight);