Environment: milieu / climate zone / depth range / distribution range
Ecologia
; acqua dolce benthopelagico; pH range: 6.0 - 6.5; dH range: ? - 12. Tropical; 22°C - 25°C (Ref. 2060)
South America: Amazon, Paraná-Paraguay and São Francisco River basins.
Size / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 30.4 cm SL maschio/sesso non determinato; (Ref. 130067); common length : 28.9 cm SL maschio/sesso non determinato; (Ref. 56003)
Distinct pairs breed on densely grown weedy places (Ref. 205).
Life cycle and mating behavior
Maturities | Riproduzione | Spawnings | Egg(s) | Fecundities | Larve
Distinct pairs breed on densely grown weedy places (Ref. 205).
Ortega, H. and R.P. Vari, 1986. Annotated checklist of the freshwater fishes of Peru. Smithson. Contrib. Zool. (437):1-25. (Ref. 6329)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesca: commerciale; Acquario: Commerciale
Strumenti
Special reports
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Fonti Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00683 - 0.01761), b=3.07 (2.93 - 3.21), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trophic level (Ref.
69278): 3.2 ±0.40 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): Low to moderate vulnerability (27 of 100).