J johnuskglass Feeder Fish MFK Member Apr 18, 2008 203 1 0 Maine Jul 7, 2008 #11 I the knife might eat the tetra's - might. I've had a 6 inch knifefish with otto cats. Ignores them. I keep him well fed, but he shows no aggression towards anyone else. That said, all knifefish have different personalities.
I the knife might eat the tetra's - might. I've had a 6 inch knifefish with otto cats. Ignores them. I keep him well fed, but he shows no aggression towards anyone else. That said, all knifefish have different personalities.