Actinopterygii (Straalvinnigen) >
Siluriformes (Catfish) >
Doradidae (Thorny catfishes)
Etymology: Lithodoras: Greek, lithos = stone + Greek, dora = skin (Ref. 45335).
Omgeving / Klimaat / Range
Ecologie
; zoetwater demersaal; potamodroom (Ref. 51243). Tropical, preferred ?
South America: Amazon River basin and estuary near Cayenne, French Guiana.
Size / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 100.0 cm TL mannelijk/geslacht niet bekend; (Ref. 35381); Maximaal gepubliceerd gewicht: 15.0 kg (Ref. 35381)
Dorsale stekels (totaal): 1; Dorsale zachte stralen (totaal): 6; Anale zachte stralen: 13 - 14. Body elongated, without scales, almost covered with bony plaque, ventrally flattened in adults. Terminal mouth has three pairs of barbels. Lower jaw is shorter than the upper jaw. Eyes small (Ref. 35381).
Feeds on fruits when the forests are flooded and on the blades of macrophytes. Acts as seed dispersal agent (Ref. 6868). Reproduction occurs once a year and juveniles are often seen in large numbers in the estuary of the Amazon, in the region of Mario (Ref. 35381).
Life cycle and mating behavior
Geslachtsrijpheid | Voortplanting | Kuitschieten | Eieren | Fecundity | Larven
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)
Status op de Rode Lijst van het IUCN (Ref. 115185)
CITES (Ref. 94142)
Not Evaluated
Gevaarlijk voor mensen
Harmless
Gebruik door de mens
Visserij: van minder commercieel belang; Aquarium: Commercieel
Meer informatie
Populaire namenSynoniemenMetabolismePredatorsEcotoxicologieVoortplantingGeslachtsrijpheidKuitschietenFecundityEierenOntwikkeling van de eieren
ReferentiesAquacultuurAquacultuurprofielKweeklijnenGeneticaAlleelfrequentiesErfelijkheidZiektenVerwerkingMass conversion
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Estimates of some properties based on models
Phylogenetic diversity index (Ref.
82805): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00813 (0.00358 - 0.01848), b=3.06 (2.86 - 3.26), in cm Total Length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic Level (Ref.
69278): 2.0 ±0.00 se; Based on food items.
Weerstandsvermogen (Ref.
69278): laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Preliminary K or Fecundity.).
Kwetsbaarheid (Ref.
59153): High vulnerability (57 of 100) .