What is a Refugium? The ABCs of a Marine Refugium

While the term "refugium" is commonly used by aquarists, there is a great deal of disagreement about what one is and what it should...

Clams for the Saltwater Aquarium

This article will help intermediate aquarists decide if keeping clams in a reef tank is right for them. Clams are not for everyone, but in...

UV Sterilizers for Saltwater Aquaria

Potentially harmful microorganisms exist in all saltwater systems. A UV sterilizer can help eliminate harmful bacteria, algae spores, and protozoa in a marine system. Bacteria,...

Fluidized Bed Filters

Fluidized bed filters are highly efficient, relatively inexpensive and require little maintenance when properly installed in a saltwater system. Marine tanks, just like freshwater tanks,...

Live Rock for Saltwater Aquariums

What is Live Rock? Technically-speaking, live rock is any porous rock colonized with life after exposure to a biologically rich environment. The biologically rich environment...