Does my fish tank HAVE to have a substrate?

Does my fish tank HAVE to have a substrate?

Substrate in fish tanks refers to the gravel, rocks, sand, etc that is on the bottom of your tank. Certainly it increases your tank's aesthetic appeal, but do you really need it? The answer = no. "But it provides biological filtration!" Yes, your substrate does hold some of the friendly nitrogen-converting bacteria, but to a [...]

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Fish System Cycling

If you are new or old to the fish keeping hobby, no doubt you have heard the phrase "system cycling." What does this mean? To "cycle" an aquarium is to establish its biological filtration, more specifically, your nitrogen cycle. Cycling refers to the colonization of beneficial bacteria to convert your fishes' primary waste, ammonia, into [...]

Aquarium Filtration

How do you choose the best filter for your fish tank? There are two main types of filters you can use on your aquarium - hang-on and canister. No matter what type you choose, remember the all important point - NEVER REPLACE YOUR FILTER MEDIA!! Hang-On Filters Our favorite filter - you can go figure [...]

The Nitrogen Cycle

The Nitrogen Cycle

As you may well know, water quality is a significant aspect of pet fish health. Like the air we breathe, the water a fish swims in is directly linked to their overall health. As a fish veterinarian, we routinely test the water our patients swim in for various parameters. We discussed pH and kH previous, [...]