Also known as Green Fire Tetra, Green Flame Tetra, Rathbun's Bloodfin, Rathbuns Bloodfin Tetra, Tetra.
Found in schools over clear, slow moving waters in shaded areas of rivers, streams and tributaries.
They feed on crustaceans, insects, insect larvae and worms.
Length - 2.7cm
Depth - ?m
South America - Paraguay River Basin
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: http://www.fishbase.org/summary/Aphyocharax-rathbuni.html