Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk; pH range: 6.8 - 7.8; dH range: 5 - 20; flodvandrande (Ref. 51243). Subtropical; 20°C - 24°C (Ref. 2060)
South America: Paraná and São Francisco River basins.
Length at first maturity / Size / Vikt / Age
Maturity: Lm 15.8  range ? - ? cm
Max length : 51.0 cm TL hane/ej könsbestämd; (Ref. 79585); common length : 36.0 cm SL hane/ej könsbestämd; (Ref. 26147); publicerad maxvikt: 2.4 kg (Ref. 79585)
Occurs in ponds (Ref. 11229). Omnivorous (Ref. 79585).
Burgess, W.E., 1989. An atlas of freshwater and marine catfishes. A preliminary survey of the Siluriformes. T.F.H. Publications, Inc., Neptune City, New Jersey (USA). 784 p. (Ref. 6868)
IUCN Red List Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
Fiskeri: kommersiell; Vattenbruk: kommersiell
Ytterligare information
MedarbetareBilderStamps, Coins Misc.LjudCiguateraHastighetSimsättGälytaOtolithsHjärnstorlekSyn
Verktyg
Special reports
Download XML
Internet-källor
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00955 (0.00780 - 0.01169), b=3.09 (3.04 - 3.14), in cm Total Length, based on LWR estimates for this species (Ref.
93245).
Trofisk nivå (Ref.
69278): 2.9 ±0.35 se; based on food items.
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).