We had a sales person talk us into buying a tang. We had it over night and the darn fish had ick. We took it back. Our tank is a 53 hex. We have a lot live rock, one gramma, 2 damsels, 2 pink tip anemones, one horseshoe crab, hermmies, pinchusion urch., snails (10), and a goby. Lots of pods...