Ive had the tank for 3yrs, in the hobby for 15yrs, There about 30 fish in the tanks, mostly tangs, cleaner wrasse, bangis,purple lobster, green chrome, gobys, star fishs, its a big bio load, I have leathers, acros, stonies, etc, even with all this I have a pretty healthy mixed reef tank. I will always fight phosphates, its never zero, .1, high as .3 I try to keep it in check. cal.420 mag 1300, nit.0 dkh 9-11. temp 79.9, salt 26. lights 400w 20k xm. keep it simple, read everything reef, read, read, info is key.