Greetings!
I'm getting underway with my first attempt at a reef tank. 8O I've kept assorted FW tanks for a while now. The goods: 80 gal tank, w/external overflow to 30 gal sump(old tank) 85 lbs of live rock, 100lbs sand, AquaC EV120 in sump skimmer powered by Rio 2100, second rio 2100...