Originally Posted by chadb1
not too far off topic....would it be ok to add 2 inches of sand bed over a 4" crushed shell bed or should i just remove the shell bed? the tank has been cycling for a week already, should i just leave it? or just add a little over the top? thanks
Honestly, I would remove the crushed shell bed. It is a breeding ground for Nitrates and it would be better to go just sand.
As far as the original post asked I would do a 3 to 4 inch sand bed. Leaves room for the sand sifting critters.