Im doing a 30% water change once a week and my water stays yellow...I have 7 bass in my 360 and I dont know what to do to clear up the water...I currently have a wet/dry system...65gallon sump,lifegaurd bioballs, high polished pads, cpr hangover overflow box, 2 mag 5 powerheads, ilwaki mx70 pump...Can anyone help me on what I can do??