Smoothscale Astyanax

Bryconamericus tenuis

Slender characin in Rio Sao Joao

Tropical
Southern Hemisphere
Regional distribution
Freshwater fish
South America
Small
Tropical fish

Smoothscale Astyanax is a freshwater fish of rivers and streams. Its source record singles out this identifying detail: Slender characin in Rio Sao Joao.

Class: Teleosts
Order: Characins
Family: Stevardiidae
Genus: Bryconamericus
Maximum length: 3.8 cm
Water: Freshwater
Distribution: South America: São João River basin in Rio de Janeiro, Brazil.
Conservation status: LCLeast Concern

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