Classification / Names
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Cypriniformes (Carps) >
Danionidae (Danios) > Chedrinae
Etymology: kanaensis: Named for the type locality, Kana River of Sajik-Tampak, located at Chakpikarong of Chandel District, Manipur.
Environment: milieu / climate zone / profondeur / distribution range
Écologie
; eau douce benthopélagique. Tropical
Asia: India.
Taille / Poids / Âge
Maturité: Lm ? range ? - ? cm
Max length : 5.7 cm SL mâle / non sexé; (Ref. 126981)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 7; Rayons mous anaux: 9; Vertèbres: 40. This species is distinguished from its congeners inhabiting the Chindwin basin of Manipur by the following set of characters: a pair of short rudimentary maxillary barbe; mandibular knob absent; length of origin of dorsal fin to the upper end of caudal fin lobe is longer than the distance between the origin of dorsal fin to the anterior margin of nares; blue black lateral bands 8-10; anterior base of caudal fin with a round blue black spot which is overlap by the last vertical band; dorsal fin with a black midtransverse band; distinct red colouration of anal fin, depth of caudal peduncle 9.2-9.9% SL; eye diameter 6.3-8.5% SL; post dorsal length 72.1-78.5% SL; head length 18.7-24.2% SL; head depth at occiput 17.2-21.2% SL; and at eye 64.6-70.0% HL; snout length 30.8-37.2% HL; interorbital width 32.2-35.8% HL and width of head at neck 42.6-48.5% HL (Ref. 126981).
Cross section: compressed.
Found in fast-flowing stream and river with clear water, gravel or cobble bottoms; associated with Schistura manipurensis, Pethia meingangbii, Glyptothorax granulus, Channa marulius, Rasbora ornatus, Devario aequipinnatus, Acanthocobitis zonalternans, Botia histronica (Ref. 126981).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Arunkumar, L. and W.A. Moyon, 2017. Opsarius kanaensis a new species of bariliine fish (Cypriniformes: Cyprinidae) from Manipur, Northeastern India. Species 18 (61):160-169. [First published online without Zoobank registration. New name dates to the printed edition.] (Ref. 126981)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00676 (0.00304 - 0.01503), b=3.04 (2.85 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Réf.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
Résilience (Réf.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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