ok i have a serious problem. some how the salinity in my hex rose to 1.030 my AOG frag along with some other frags do not look happy at all! i do not have any RO water at my house and do not want to use tap! argh. last night i put in a zoa frag in my nano, and this morning the frag looks extremely happy, opened up..in the hex, he was closed shut.. should i begin to add the zoas to my nano?