Tag: Biopellet

Most beginner aquarium enthusiasts make a similar mistake. They don’t allow nitrifying beneficial microorganisms to grow. These organisms, especially bacteria, break down ammonia into nitrite, and ultimately into nitrate.  Given enough time and appropriate nutrition (carbon), these bacterial colonies sustain themselves in the gravels and filter sponges. However, we use biopellets like GFO, carbon, polymers,…