I dont if the op has a 55 it was just an example. i was asking if he could give us more background to his question before we go to two pages of suggestions.
Well the only way can breed koi is in a pond or using hormones which i have no prob using but idk where to buy themand i dont have a pond.Discus sound good but they are hard to care for and the only rays in my budget are tea cups and I dont like severums