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> Characiformes (Characins) > Characidae (Characins; tetras) > Stethaprioninae
Etymology: Astyanax: The name of Astyanax, Hector´s son in the Greek mythology (Ref. 45335); minor: Name from Latin 'minor' meaning small; in allusion to small body size of this species, when compared with remaining species of Astyanax from Iguaçu basin..

Environment: milieu / climate zone / depth range / distribution range Ecología

; agua dulce bentopelágico. Tropical

Distribución Países | Áreas FAO | Ecosistemas | Ocurrencias, apariciones | Point map | Introducciones | Faunafri

South America: known only from upper Iguaçu basin in Brazil.

Tamaño / Peso / Age

Maturity: L_m ? range ? - ? cm
Max length : 10.8 cm SL macho / no sexado; (Ref. 85756)

Short description Morfología | Morfometría

Radios blandos dorsales (total): 8-10; Radios blandos anales: 16 - 23. This species is distinguished from all its congeners from Rio Iguaçu by the following set of characters: third infraorbital deep and not in contact with preopercle, leaving an narrow naked area between its border and preopercle; premaxillary external series with 4-6, usually 5 or 6 pentacuspid or heptacuspid teeth; first branchial arch 9-12, usually 10 rakers in upper branch and 13-16, usually 14 or 15 rakers in lower branch; a narrow and elongated vertical humeral bar (Ref. 85756).

Life cycle and mating behavior Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva

Main reference Upload your references | Referencias | Coordinador | Colaboradores

Garavello, J.C.I. and F.A.A. Sampaio, 2010. Five new species of genus Astyanax Baird & Girard, 1854 from Rio Iguaçu, Paraná, Brazil (Ostariophysi, Characiformes, Characidae). Brazilian Journal of Biology 70(3):847-865. (Ref. 85756)

IUCN Red List Status (Ref. 130435)

Least Concern (LC) ; Date assessed: 07 November 2018

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

Harmless

Human uses

FAO - Publication: search | FishSource |

Más información

Países
Áreas FAO
Ecosistemas
Ocurrencias, apariciones
Introducciones
Stocks
Ecología
Dieta
componentes alimenticios
consumo de alimento
Ración

Nombres comunes
Sinónimos
Metabolismo
Despredadores
Ecotoxicología
Reproducción
Madurez
Puesta
Agregación para la puesta
Fecundidad
Huevos
Egg development

Age/Size
Crecimiento
Length-weight
Length-length
Length-frequencies
Morfometría
Morfología
Larva
Dinámica larvaria
Reclutamiento
Abundancia
BRUVS

Referencias
Acuicultura
Perfil de acuicultura
Razas
Genética
Electrophoreses
heritabilidad
Enfermedades
Procesamiento
Nutrients
Mass conversion

Colaboradores
Imágenes
Stamps, Coins Misc.
Sonidos
Ciguatera
Velocidad
Tipo de natación
Superficie branquial
Otolitos
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Herramientas

Special reports

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Summary page | Datos específicos | Nombres comunes | Photos

Fuentes de Internet

Estimates based on models

Phylogenetic diversity index (Ref. 82804): PD₅₀ = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].

Bayesian length-weight: a=0.01698 (0.01048 - 0.02752), b=3.06 (2.93 - 3.19), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).

Nivel trófico (Ref. 69278): 2.8 ±0.4 se; based on size and trophs of closest relatives

Resiliencia (Ref. 120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).

Fishing Vulnerability (Ref. 59153): Low vulnerability (10 of 100).

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Astyanax minor Garavello & Sampaio, 2010