Artificial reef and corals?

[Reef_Geek]

Originally Posted by Myka

I have no idea how they keep the artificial reef structures clean, I would like to ask them. They do employ things such as bioballs and other biological filtration.

manual cleaning, and pieces are plug-n-play so they can be removed and clean ones swapped in... so you can bleach the dirty ones.

most public aquariums with large displays will have banks of fluidized sand filter towers for biological filtration, each one being able to take offline to clean while the others run. The key to disease control is ozone systems with off gasing towers.