yes i was talking about red bellied piranhas i orderd a fx5 today i also have a xp3 i'm gonna use would that be enough i want to move my black rhom to my 65g and use 2 aquaclear 70 and a aquatec 70 til i can get another xp3. but i was wondering if those 2 cannisters would be enough til i got a aq110?