If you let the nitrite or nitrate levels in your tank get out of control, it could have serious consequences for your fish.

High Ammonia in Your Freshwater Tank? – What you need to know about high ammonia levels in your tank and what you need to do about them.

There are several steps involved to setting up a fish tank and choosing an aquarium filter is an important decision. There are three basic types of filters available, each works in a different way. Here, you can get an idea of what types of filters there are and how to use them in your tank.

Starting a new tank can often mean the loss of fish due to the process called the nitrogen cycle.

Just as good bacteria in the body helps keep your system healthy, so does good bacteria in your aquarium keep a healthy balance in your tank. Without beneficial bacteria, your aquarium water will eventually become polluted.

How can you tell if you have old tank syndrome? What are the symptoms? Is it different from New Tank Syndrome? How did it infect your aquarium and what should you do to avoid the problem in the first place?

How to cycle a new aquarium tank simply and easily to create a healthy environment for fish.

"Cycling" a new aquarium is basic to a successful hobby. This article gives you three different methods to create a healthy habitat for your fish.