Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
Ecologia
; acqua dolce benthopelagico; pH range: 6.8 - 7.8; dH range: 5 - 20; potamodromo (Ref. 51243). Subtropical; 20°C - 24°C (Ref. 2060)
South America: Paraná and São Francisco River basins.
Length at first maturity / Size / Peso / Age
Maturity: Lm 15.8  range ? - ? cm
Max length : 51.0 cm TL maschio/sesso non determinato; (Ref. 79585); common length : 36.0 cm SL maschio/sesso non determinato; (Ref. 26147); peso massimo pubblicato: 2.4 kg (Ref. 79585)
Occurs in ponds (Ref. 11229). Omnivorous (Ref. 79585).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
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: Version 2024-2)
CITES (Ref. 131153)
Not Evaluated
Threat to humans
Harmless
Human uses
Pesca: commerciale; Acquacoltura: commerciale
Strumenti
Special reports
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Fonti Internet
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 (0.00785 - 0.01162), b=3.09 (3.04 - 3.14), in cm Total Length, based on LWR estimates for this species (Ref.
93245).
Trophic level (Ref.
69278): 2.9 ±0.35 se; based on food items.
Resilienza (Ref.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).