Originally Posted by
Ace25
I think the route I would go in this instance would be to use the HOB filter and just put a small mesh bag of bio-pellets in it, maybe a teaspoon worth of pellets, not much. Also a 1/2" layer of sand for bacteria like Santa Monica stated. I really don't see a need to add the complexity of a scrubber on a 15G breeding tank for 2 clownfish. It isn't that messy of a tank. Now when you get to raising clown fry, that is a different story, those are very dirty tanks where a scrubber would help out a lot.