ALL dry rock set up questions - Copepods and coralline algae

[Nano]

also, QT's are good to have on stand by, when you add new fish you don't want to risk infecting your livestock or tank like I did if you QT them for a few weeks at least, with either Hypo salinity, or just QT and watch for signs of illness this is a better approach IMO. better safe then sorry!