Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce benthopélagique; pH range: 5.6 - 7.0; dH range: ? - 15; potamodrome (Ref. 51243). Tropical
South America: northern Cubatão River in Santa Catarina and upper Paraná River basin in Brazil (Ref. 36801). Reported from Argentina (Ref. 51923).
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 31.2 cm SL mâle / non sexé; (Ref. 114987); common length : 25.3 cm SL mâle / non sexé; (Ref. 56003); poids max. publié: 433.00 g (Ref. 114987)
Adults feed on plants (Ref. 2060). Distinct pairs breed on densely grown weedy places (Ref. 205).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Distinct pairs breed on densely grown weedy places (Ref. 205).
Géry, J., 1977. Characoids of the world. Neptune City ; Reigate : T.F.H. [etc.]; 672 p. : ill. (chiefly col.) ; 23 cm. (Ref. 598)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: commercial; Aquarium: Commercial
Outils
Articles particuliers
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Sources 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=0.01000 (0.00681 - 0.01468), b=3.13 (3.01 - 3.25), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 2.0 ±0.00 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (28 of 100).