reef actif

Hello, I run a large 500 gallon system and have been having high nutrient problems. Right now I have them down to nitrates:30ppm and phosphate 0.2. I have no issues with algae blooms or anything like that and all coral/fish are happy and healthy but need to lower the levels. I installed a...

@Hans-Werner, @Lou Ekus - does Nitribiotic contain the bacteria strain necessary for Reef Active / NP Bacto Pellets to work? Alternatively, is there another source containing that bacteria, if not that? I finished cycling a dry rock barebottom tank, and I need to get the good bacteria spreading...