aggressive
like, feeding aggressive, or battling other fish?
feeding: red tail barracuda, scomb payara, dorado, piranhas (basically any kind)
fighting fish: any large cichlid (jag, festae
, dovii, umbee, some oscars, red devils, midas, flowerhorns), black piranha, etc.
great show tank inhabitants: electric eel(!), etc
like, feeding aggressive, or battling other fish?
feeding: red tail barracuda, scomb payara, dorado, piranhas (basically any kind)
fighting fish: any large cichlid (jag, festae
great show tank inhabitants: electric eel(!), etc

But hes already got 5" wolf fish in there, so im trying to work out what would be compatible with them... evil little monsters