delta y take the time to post something negitive? n e ways lazypinoy i dont really no what ur asking. like if were talking params mine are phos-0,ph 8.2,salinity 1.025-1,026,calicum 415-420,nitrate 0,nitrite-0,amonia-0,alk/dkh 8-12. i feed my hard corals daily kent marine photoplze,planxton,mysis. 150mh is on for 6hrs 12am-6pm. hard corals aka sps and monti need a ton of flow so i have 2 penguin 1140's in there which r more than enough. i updated the tank for the last time so ill post them tomorrow. idk what ur prob is just check ur params and try and match mine, maybe its ur flow or something or a parasite. if u could be more specific i could be of more help