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Siluriformes (Catfishes) >
Bagridae (Bagrid catfishes)
Etymology: Hemibagrus: Greek, hemi = the half + Mozarabic, bagre, Greek, pagros = a fish, Dentex sp. (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecologie
; zoet water demersaal. Tropical
Asia: middle reaches of the Krishna river drainage in southern India.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 165 cm TL mannelijk / geslacht onbekend; (Ref. 41209); max. gepubliceerd gewicht: 58.5 kg (Ref. 41209)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 2; Dorsale zachte stralen (totaal) : 7; Anale zachte stralen: 12 - 14; Wervels: 52. Distinguished from its congeners by a unique combination of the following characters: head length 30.8-32.4% SL, length of caudal peduncle 15.3-16.1% SL, depth of caudal peduncle 7.8-8.5% SL, dorsal to adipose distance 4.0-7.0% SL, eye diameter 11.5-12.3% HL, 52 vertebrae, and olive green body with orange fins (Ref. 41209).
Inhabits rivers. In Nagarjunasagar reservoir, this species contributed to the commercial fishery to the extent of 1 to 3 t per annum during 1976-80 (Ref. 43629).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Ng, H.H. and C.J. Ferraris Jr., 2000. A review of the genus Hemibagrus in Southern Asia, with descriptions of two new species. Proc. Cal. Acad. Sci. 52(11):125-142. (Ref. 41209)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Tools
Speciale rapporten
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Estimates based on models
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00741 (0.00362 - 0.01519), b=2.95 (2.78 - 3.12), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Zeer laag, minimale populatieverdubbelingstijd meer dan 14 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (90 of 100).
