i schoal of exodons or parahna is your best choice. theres no chance youll be able to keep an aro in your tankyat6661;3197803; said:keep silver dollars or smth. a red tail but you need upgrade when it grows.
he has a 75G thats a stupid suggestion. Also silver dollars get oo large fora 75G given they need to be in quite a large shoal and are very very acive.