Hey Sweeden, if you're looking at bio-load, then Cardinals have a small bio-load. I would still class Cards in the small category. I have a few adults at about 1.5" in my main tank. They do grow quickly, but are a great fish IMO.
Hey Sweeden, if you're looking at bio-load, then Cardinals have a small bio-load. I would still class Cards in the small category. I have a few adults at about 1.5" in my main tank. They do grow quickly, but are a great fish IMO.