Soooooo... it took me a while to post this because of the scrutiny I thought I'd be under for the newer tank with that load, so I may have lied a little to soften the blow... since you seem generally interested and supportive I'll come clean... my tank is 3.5 weeks old...I killed $120 worth of fish using live rock and some other brand of bacteria...basically added 3 fish and 2 days later 4 more with an emerald crab and cleaner shrimp... they died that night... shrimp lasted another half a day and crab is still with us... cleaned the tank and heard about bio spira... bought since that day and added a blood orange clown and anemone... two days later a lawnmower blenny and 2 turbo snails...2 days later another clown and anemone and zoa frag...2 days later 2 zoas , a yellow tang, mandarin goby, scooter blenny... 3 days ago I added a six line and a domino damsel... it's been 4 days with no additions... I've went through 4 bottles of bio spira because I kept getting the. 25 reading