It is important to choose the right filtration system for your aquarium. This decision will impact the quantity and type of livestock and the level of maintenance. A good and advanced quality filtration system will keep water clear and free from any particulate matter. It is effective in removing leftover food, feces, plant material and waste products from fish. In this article, you will learn about the common types of filtration available in the market.

Filtration could be divided into three categories namely:

  • Chemical
  • Biological
  • Mechanical

Understanding pros and cons

Before choosing the right system, you need to understand the benefits and drawbacks of all of them. The mechanical filtration will remove particular matter from water. Water is passed through a solid media designed especially to hold tiny particles. This medium is prepared from different substances namely filter floss, foam, micron paper pleats, and pads and so on. You need to clean this media on a regular basis to remove particulate matter.

It is a myth that oversized mechanical filter can remove more particles and requires less maintenance. In fact, all of the filters will become clogged at some point on time. At this stage, water flow will decrease and gradually it will stop. If you buy an oversized Fish Tank Filter, it might take several months before you would need to clean it. During the process of chemical filtration, water passes through a resin or chemical media.

Features of canister filters

Cannister filters are quite famous in the market. They are quite spacious and great to hold about 40 gallons of water at a time. It is much better than most of the hang on back filters available in the market. They are excellent chemical, biological as well as mechanical filters. It consists of flexible pipe, siphon tube and a pipe back up to spread water through this long bar.

The canister filters are quite efficient for planted and saltwater aquariums. The canister will make filtration process much better by pressurizing water through fine material which can easily trap smaller particles. Biological filtration is depending on oxygen present in water. As there is no direct contact between water and air, biological filtration is not preferred for these types of filters.

Other filters

Under gravel filters are in demand these days. The advanced level filters are placed under the gravel and are efficient in pulling water through substrate and uplift tubes. Water can come up through the tubes via air stone or air pump.

Internal filters are quite compact in nature and amazing for nano and small aquariums. They are preferred in aquariums under 20 gallons as they make use of suction cups. These are placed at the bottom of aquariums to collect dirt and debris. Now that you are aware of the types of filters available in the market. Further, it is important to choose the right supplier to make decision. You could narrow down the topmost quality filters on the basis of your budget, fit and quality.