I have a small 17 gallon tank, aquaclear 30 filter, 270 gph powerhead, 20 lbs of live rock, coralife 50/50 26 watt light, xenia coral, a pink tip anenome, and some hermits... it has been running for about 6 weeks now and i recently added clowns after geting rid of my damsels, and now the clowns...