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Why does an aquarium need a biological filter?

Why does an aquarium need a biological filter? The biological filter is the solution to this wast management problem in your tank. Your fish and corals eat, drink pee and poop in the water in your tank. Also, the left-over food in the tank doesn’t ever get cleaned up and …

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Coral Beauty Angelfish: Centropyge bispinosus

Introduction to keeping the Coral Beauty Angelfish The Coral Beauty Angelfish is a very popular saltwater fish among all hobbyist aquarists, because of its beautiful colors and hardiness. Its colors may vary depending on where it was found in the wild, but common colorations include red, orange, or yellow bodies, with edges, …

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The Definitive Guide to Reef Aquarium Live Rock

What is live rock? What is live rock? Where should I start? The term itself is a bit awkward, which leads to some of the confusion. Technically speaking, live rock is not alive. Equally technically speaking, it very much is a rock. The living part of the rock is not …

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Two common questions about starting a saltwater aquarium

The two most common questions I get about starting a saltwater aquarium are: Isn’t it a lot of work? Aren’t they really expensive? I tend to get these questions when someone first sees my tank–or finds out I’m a big fish nerd. Do you get the same questions? What do …