A nutritious and thriving unfiltered tank is feasible to achieve, but it'll consider some forethought and planning. On this page you can find out the basics about unfiltered fish tanks and the way to cultivate just one on your own. Dwell-bearing species of fish like guppies and swordtails are infamous https://knoxailor.post-blogs.com/58089070/the-definitive-guide-to-aquarium-setup-tips