sorted! so ill go for otos but im tempted for a BN they look funny. soo could i have 3 otos and 1 BN or should i just get 3 otos or what numbers do they like to be in etc...
You're going to need much bigger than a 70g for all those fish. The discus alone would need bigger than that I'd think? Never mind the possibly up to 20" black ghost knife fish