Saltwater

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...

Saltwater Tank Biological Filtration

Marine tanks generally utilize three types of filtration--mechanical, chemical and biological. This article covers the basics of biological filtration. Most marine aquarists rely on a...

Marine Sump-Based Filtration

The concept of the sump may seem confusing at first, but sump-based filtration is the best filtration for a marine aquarium set-up. Sump-based filtration is...

Warty Frogfish: Most Unusual Saltwater Fish?

The Warty Frogfish Makes an Interesting Fish for the Marine Aquarium. While not for everyone, this is a fascinating marine fish appropriate for the...

Keeping Anthias in the Tropical Marine Aquarium

Considered difficult-to-keep, anthias are some of the most beautiful fishes available to the marine aquarist. Understanding their needs makes it possible to have success. Anthias...

The Japanese Spotted Anthias

While not inexpensive, this small deepwater anthias species is one of the most beautiful fishes the marine aquarist can keep with relative ease in...

The Aquarium Club