Actinopterígios (peces con aletas radiadas) >
Siluriformes (Catfish) >
Doradidae (Thorny catfishes)
Etymology: Lithodoras: Greek, lithos = stone + Greek, dora = skin (Ref. 45335).
Medioambiente / Clima / Gama
Ecología
; agua dulce demersal; potamodromo (Ref. 51243). Tropical, preferred ?
South America: Amazon River basin and estuary near Cayenne, French Guiana.
Tamaño / Peso / Age
Maturity: Lm ?  range ? - ? cm
Max length : 100.0 cm TL macho / no sexado; (Ref. 35381); peso máximo publicado: 15.0 kg (Ref. 35381)
Espinas dorsales (total): 1; Radios blandos dorsales (total): 6; Radios blandos anales: 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
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. 115185)
CITES (Ref. 94142)
Not Evaluated
Threat to humans
Harmless
Human uses
Pesquerías: escaso valor comercial; Acuario: Comercial
Más información
ReferenciasAcuiculturaPerfil de acuiculturaRazasGenéticaFrecuencias de alelosheritabilidadEnfermedadesProcesamientoMass 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).
Nivel trófico (Ref.
69278): 2.0 ±0.00 se; Based on food items.
Resiliencia (Ref.
69278): Bajo, población duplicada en un tiempo mínimo de 4.5-14 años (Preliminary K or Fecundity.).
Vulnerability (Ref.
59153): High vulnerability (57 of 100) .