Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bottenlevande; pH range: 6.5 - 7.8; dH range: ? - 15. Tropical; 22°C - 27°C (Ref. 13614)
South America: coastal rivers of the Guianas and Brazil. Also known fromt the Amazon River basin.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 18.0 cm TL hane/ej könsbestämd; (Ref. 37098); publicerad maxvikt: 40.00 g (Ref. 35381)
Captured specimens were from the swamps or the tidal parts of rivers. It therefore inhabits the same environment as Trachelyopterus galeatus with which it could establish a mimetic association. Confusion due to this similarity, as well as difficulty in net-fishing of this fish (due to its small size, absence of spines) can explain its apparent rarity (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: kommersiell; Akvarium: Kommersiell
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.4 ±0.4 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).