The Biota tetra (Astyanax biotae) is a freshwater fish of the family Characidae that grows up to 5 cm.
Description
The Biota tetra is a small characin (Characidae) from fresh water of the upper Parana basin in Brazil. The species grows to about 5 cm and has a slender, silvery body, often with a dark longitudinal stripe or a spot on the tail base. As a schooling fish it swims in streams and rivers and eats small insects, larvae, plant material and detritus. The fish is harmless to humans.
Frequently asked questions
How do you recognise the Biota tetra?
The Biota tetra has a torpedo-shaped body and is mainly silver-grey.
Where does the Biota tetra live?
The Biota tetra lives in fresh water and is mostly found around mixed bottom.
How big does the Biota tetra get?
The Biota tetra grows to a maximum of about 5 cm.
Is the Biota tetra dangerous to humans?
No, the Biota tetra is harmless to humans.
Download Fin's Fish Guide
Identify fish in seconds, log your catches and dives. Join the TestFlight beta.
All data
Identification
Appearance
Habitat & distribution
Behaviour & biology
For anglers
Safety
Status & sources
Same genus Astyanax
More from the family Characidae
Download Fin's Fish Guide
Identify fish in seconds, log your catches and dives. Join the TestFlight beta.