Environment: milieu / climate zone / depth range / distribution range
Ecología
; agua dulce demersal; pH range: 7.5 - ?; potamodromo (Ref. 51243). Subtropical; 20°C - 24°C (Ref. 2060)
South America: Amazon and Paraná River basins and coastal drainages in Guyana and Suriname.
Length at first maturity / Tamaño / Peso / Age
Maturity: Lm 25.4, range 64 - ? cm
Max length : 68.0 cm SL macho / no sexado; (Ref. 125983); 90.1 cm SL (female); peso máximo publicado: 7.5 kg (Ref. 125983); peso máximo publicado: 7.5 kg
Nocturnal predator. Occurs in small groups. Feeds mainly on the fruits of Astrocaryum javary (Ref. 9084).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Sabaj, M.H. and C.J. Ferraris Jr., 2003. Doradidae (Thorny catfishes). p. 456-469. 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. 37054)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
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