[kzooreefer]

Originally Posted by t4zalews

Gross....you can see the brown snot algae all over my sandbed and starting to accumulate on my rocks. My sps color has suffered as well.

That looks more like diatoms than any thing else. Its still a nutrient issuse and you need to reduce them. I run NP Biopellets, GFO and have a small amount of Carbon in a surface skimming HOB filter all to reduce nutrient levels. As well as run my protein skimmer 24/7.