piranha and catfish

[Ford]

i was wondering if i could keep a black piranha in with just my polkadot catfish and if not, what other aggressive fish could i get to go with my catfish

[SCOOTER]

I doubt it. Check out the pictures of the Dempseys under Central/N. American Cichlid forum.

[William]

depends on the size of the piranha and the polkadot but in the long run, no