I have a newly setup 90 gallon reef tank (4 months old). I use the "berlin" method with protien skimming, etc. Everything seems to be going fine. My salinity is 1.0235, temp 76, PH A.M 8.2, PH P.M. 8.27, ammonia 0, nitite 0, nitrate 0.2, alk 5, calcium 500ppm, iodine 0.06. Along with muliple...