Common names from other countries
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Characiformes (Characins) >
Characidae (Characins; tetras) > Stethaprioninae
Etymology: Psalidodon: Greek, psalis, -idos = scissors + Greek, odous = teeth (Ref. 45335).
More on author: Cuvier.
Environment: milieu / climate zone / depth range / distribution range
Ecología
; agua dulce bentopelágico; potamodromo (Ref. 51243). Subtropical; 20°C - 25°C (Ref. 2059)
South America: most freshwater basins from Mexico to Argentina.
Length at first maturity / Tamaño / Peso / Age
Maturity: Lm 8.4  range ? - ? cm
Max length : 17.1 cm TL macho / no sexado; (Ref. 101561); common length : 12.0 cm SL macho / no sexado; (Ref. 56003); peso máximo publicado: 109.10 g (Ref. 130067)
Short description
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 1; Radios blandos dorsales (total) : 9; Espinas anales: 2; Radios blandos anales: 2. One maxillary tooth (Ref. 46822).
Inhabits streams and rivers without strong currents (Ref. 26543) and lentic areas (Ref. 1129). Vivacious, eats small fish and will bite pieces of meat (Ref. 5518). Sometimes used as table fish; flesh of good flavor but with lots of fish bones.
Life cycle and mating behavior
Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva
Galvis, G., J.I. Mojica and M. Camargo, 1997. Peces del Catatumbo. Asociación Cravo Norte, Santafé de Bogotá, D.C., 188 p. (Ref. 26543)
IUCN Red List Status (Ref. 130435)
CITES (Ref. 128078)
Not Evaluated
Threat to humans
Harmless
Human uses
Pesquerías: escaso valor comercial
Herramientas
Special reports
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Fuentes de Internet
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=0.01479 (0.01199 - 0.01825), b=3.05 (3.01 - 3.09), in cm Total Length, based on LWR estimates for this species (Ref.
93245).
Nivel trófico (Ref.
69278): 3.0 ±0.3 se; based on diet studies.
Resiliencia (Ref.
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (16 of 100).