i first took my 125 gal tha was cycled with sand for substrate, then ifound out they needed crushed coaral so i purchased crush coral and instant ocean salt, my water is cloudy but i think its doing good because, my salinity on my hydrmeter, reads 28, and my gravity is 1.021, do i have too add live rock or no , i have two xp3's runing the tank. is my set-up right
