Is live sand better for an aquarium than colored rocks?
Live sand is generally only used for Salt tanks. It depends on what tank you have. If you have a salt tank, live sand is very beneficial, if you have a brackish or fresh water tank, not so much… after a few days it would no longer be ‘live sand’ it would just be sand and with brackish and fresh water you don’t have the ecosystem that you do with a salt tank therefore you would have to clean the sand very often yourself which is pretty much impossible because tank vaccuums suck the sand right up and sifting and vacuuming the water would stress your fish because of the amount of water you would have to change out-it would practically kill your fish. With live sand in a salt tank you would add snails and crabs and other sand sifting things to clean your sand. Live sand also provides benificial ‘biologicals’ (copepods among other things) that help establish your salt tanks ecosystem. Anyway… to answer your question… If it is a salt tank… live is absolutely better For a brackish or
