Issue
See Viera & Géry (1979) and (Sazima) 1983 for scale-eating.
Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce pélagique; pH range: ? - 5.4. Tropical; 23°C - 26°C (Ref. 2060)
South America: Amazon, Orinoco, Essequibo, and upper Paraguay River basins.
Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm
Max length : 15.0 cm SL mâle / non sexé; (Ref. 39031)
Possesses powerful dentition and can inflict serious bites. Has been observed to feed on scales of other fish (Ref. 598).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Jégu, M., 2003. Serrasalminae (Pacus and piranhas). p. 182-196. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 39031)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-2)
Utilisations par l'homme
Pêcheries: intérêt commercial mineur; Aquarium: Commercial
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01820 (0.00864 - 0.03832), b=3.12 (2.95 - 3.29), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Niveau trophique (Ref.
69278): 3.2 ±0.49 se; based on food items.
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).