Chizer & Bunoi 67 gallon

Originally Posted by Myka

You don't need a sandbed for carbon dosing, I'm not sure how that myth sprung up. As long as you have some rock (or even bioballs haha) you will have plenty of bacteria.

But then I think you need to have at least 1 lbs per gallon? I like the minimalist look so I try to go for as little rock as possible. The good thing about sand is that it can always be removed later on.