OK , NEWBIE HERE...MY TANK HAS BEEN SET UP FOR ABOUT 4 MONTHS NOW...GOT 2 DAMSELS AND A PEPPERMINT,SOME CRABS AND SNAILS...LAST NITE I THREW IN A CLEANER SHRIMP, AND I ALSO BOUGHT 'SEACHEM REEF CALCIUM' ALL I HAVE IS LIVE ROCK BUT I HEARD THE CALCIUM IS GOOD FOR MY TANK.SO I PUT IN THE CORRECT AMOUNT OF CALCIUM AND THIS MORNING EVRYTHING LOOKED GREAT...LEFT, AND CAME BACK NOW TO SEE MY TANK AS CLOUDY AS CAN BE, I CAN BARELY SEE THE BACKROUND.BUT THE FISH AND ALL SEEM TO BE LOOKING GOOD.I NEED HELP!! WHAT DO I DO ?? WILL IT GO AWAY OR WHAT ?? ALSO, THE BACK OF THE BOTTLE READS " COLOR AND CLARITY WILL VARY BETWEEN LOTS" WATS THAT SUPPOSED TO MEAN AND WHAT SHOULD I DO ? PLEASE HELP!!