Let's talk about bio load.

[mikellini]

Originally Posted by Aquattro

Here's my take on that. I don't care at all about any bacteria in water, so if it's there or not, makes no difference. The amount free in the water column is insignificant, so let the skimmer take out however much it wants.

If you're doing zeovit or dosing carbon, there will be a significant amount of bacteria in the water column at times. Enough that you can see clumps