Live rock is a key component of a reef aquarium and is used as the base that everything else is placed upon. It is also being used by more and more folks to build structures and for decoration in non-reef aquariums too. It can also easily be the most expensive component as well, so it’s worth your time to learn as much about it as possible and how to take care of it. That being the case, I’ve provided some info and answers to a few commonly-asked questions concerning live rock and what to do with it once you get some.