Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
Sinh thái học
; Nước ngọt Tầng nổi. Tropical
South America: Amazon, Orinoco, and Paraná River basins (Paraná, Paraguay and Uruguay rivers) and rivers of Guyana.
Length at first maturity / Bộ gần gũi / Khối lượng (Trọng lượng) / Age
Maturity: Lm 31.5  range ? - ? cm
Max length : 80.0 cm SL con đực/không giới tính; (Ref. 81048); Khối lượng cực đại được công bố: 2.1 kg (Ref. 40637)
Apparently carnivorous, probably ichthyophagous. Maximum length reported to reach 64 cm SL (Ref. 26147).
Life cycle and mating behavior
Maturities | Sự tái sinh sản | Spawnings | Egg(s) | Fecundities | Ấu trùng
Toledo-Piza, M., 2003. Cynodontidae (Cynodotids). p. 234-237. 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. 38270)
IUCN Red List Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
Các nghề cá: buôn bán nhỏ; cá để chơi: đúng; Bể nuôi cá: Bể cá công cộng
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00324 (0.00201 - 0.00520), b=3.18 (3.04 - 3.32), in cm Total Length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Mức dinh dưỡng (Ref.
69278): 4.5 ±0.80 se; based on food items.
Fishing Vulnerability (Ref.
59153): High vulnerability (59 of 100).