Also known as B-A Tetra, Diamondspot Characin, Flag Tetra, Redcross Fish, Tetra.
Found in schools over backwaters, floodplain lakes, oxbows, ponds, rivers and tributaries of the Paraná and Uruguay River basins
They feed on crustaceans, small insects, plants, worms and zooplankton.
Length - 13cm
Depth - ?m
South America - Paraná and Uruguay River basins
Popular aquarium fish!
Related to Piranha's.
Piranha's have a fearsome reputation (because of James bond 007) as a voracious predator that can strip flesh off bones in minutes, although they have razor sharp teeth they are in fact quite timid scavengers. Ref: https://www.fishbase.se/summary/51004