I have a barebottom tank its been up and running since june i have 0 nitrates and 0 phosphates i have a few corals and you can see signs of corals closing and lightening up.. i used dry rock i also have chaeto in my sump with an ai fuge light (on for 10 hrs at 60%) its looks healthy and very green. I have a skimmer but now turned it off... im lost on what to do and need some help obviously i need to bring them 2 parameters up a little.. i have a trident so i know my alk, ca and mg are fine 8.5,440,1450... SORRY for all the info at once..