Umm I was just wonder what about a ray makes it have such a huge bio load? I mean I know its a big animal but 3 or 4 12" peacock bass is alot a bioload. Is it really that much? Sorry not trying to de-rail the thread just a quick question.
lol, big stomach and liver and like johno27 mention fast metabolism = big sh%t,big pee, need big water change