Here you go:Catoprion mentoI don't know anything about these... How aggressive are they?
... my basic overview of them is that they are permanent juvenile piranhas, due to their eating habbits. Although they are not actual P'sSerrapygo said:Catoprion mento the Wimple piranha is not a true piranha. It is primarily a scale eater. The ones I've had were kind of cool to keep but they never seemed to last long, I get the feeling they are a little delicate to certain water conditions but for 10 bucks what the hell, get it.
Juveniles in the aquario, yes. Adults, no.can they shoal?