Issue
Redescribed in Walsh (pers comm., and 1990).
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten pelagiska. Tropical
South America: Amazon and Orinoco River basins; Guianas and upper Paraná River basin.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 35.2 cm SL hane/ej könsbestämd; (Ref. 111115); publicerad maxvikt: 276.00 g (Ref. 111115)
Occurs in the quiet zones of swamps or the lower parts of stream. Carnivorous. Swims close to the bottom, feeding mainly on fish (Ref. 35381).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Ferraris, C.J. Jr., 2003. Auchenipteridae (Driftwood catfishes). p. 470-482. 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. 37098)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fiskeri: mindre kommeriell
Verktyg
Special reports
Download XML
Internet-källor
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5020 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00631 (0.00393 - 0.01013), b=2.97 (2.83 - 3.11), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.7 ±0.58 se; based on food items.
Generation time: 4.2 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Assuming tm=1-2, Fec>1,000).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (33 of 100).