So, 12 gallon nano, 18 poudns Live rock. One nano power head, heater i nthe back, circulation is good.
Xenia, Mushrooms, Zoanthids, Acropora..Nothing special o nthe coral side.
So, heres my problem. my tank (had) a few snails, hermit crabs, a n emerld crab, a pistol shrimp, one neon pygmy goby...