Relax a little,
Even if you do EVERYTHING right from the start, during the cycle and shortly after the cycle you will still wish you never entered this hobby. However, it gets better.
Diatom's are not algae but they are still a pain. Since you didn't set up with RO
water, you likely have some silicates in your water column. They are now eating up your silicates and will die off once they are gone unless you keep adding more silicates. (Hence, Nikki's recommendation to use RO
Regarding your second question, how much does a woodchuck chuck, if it could chuck wood? No one know for sure----experiments are going on all over the place on this issue. I would say with 3-4 inches, you are golden. Give it some time and see if you have air bubbles against your glass. If you do, then you have a DSB
. To get the full benefit of a DSB
, make sure you add some movers and shakers. Nassarius snails, bristle worms, etc.