Environment: milieu / climate zone / depth range / distribution range
Écologie
; eau douce démersal; pH range: 5.5 - 6.8; dH range: ? - 10; potamodrome (Ref. 51243). Tropical; 20°C - 26°C (Ref. 2060)
South America: Amazon and Orinoco River basins.
Length at first maturity / Taille / Poids / Âge
Maturity: Lm ?, range 85 - ? cm
Max length : 135 cm TL mâle / non sexé; (Ref. 111518); common length : 60.0 cm TL mâle / non sexé; (Ref. 12193); poids max. publié: 44.2 kg (Ref. 40637)
Feeds on fish, crabs and fruits (Ref. 6868). The species is introduced but not established in Florida.
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Lundberg, J.G. and M.W. Littmann, 2003. Pimelodidae (Long-whiskered catfishes). p. 432-446. 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. 36506)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2024-1)
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: intérêt commercial mineur; pêche sportive: oui; Aquarium: Commercial
Outils
Articles particuliers
Télécharger en XML
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=0.00912 (0.00510 - 0.01632), b=3.07 (2.92 - 3.22), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 4.2 ±0.73 se; based on food items.
Résilience (Ref.
120179): Faible, temps minimum de doublement de population : 4,5 à 14 années (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Very high vulnerability (81 of 100).