Bacteria play a crucial role in aquaponics. They serve as the bridge that connects fish wastes to the plant fertilizer. Plants feed on nutrients supplied by the fish and decomposed fish food. However, before a plant can absorb these nutrients, they must be converted into nitrates. It is the bacteria that convert fish wastes into nitrates, which become food for the plants.
Many aquaponics beginners are often confused by the need for filtration in their aquaponics system. Do I need to add a biofilter? It is one of the frequently asked questions in aquaponics. To answer the question, we wrote this article to discuss biofilter, what it is, and do you need to have one in your aquaponics system.