Originally Posted by Mebbid
I'm betting it was giving you directions for a deep sand bed. Don't worry about mixing gravel or anything. Just go with a single grain size of sand. I would suggest a fiji pink aragonite sand.
I wouldn't recommend a deep sand bed .
I think it's all personal preference and cosmetics but the deep sand bed could potentially cause more problems later if the sand bed were ever to be disturbed .
I went with a 2" bottom .
A 40 lb bag of said was all I needed for my 75 gal