| 摘要 |
A filtration device for an aquarium comprising a filtering chamber for receiving water and a filter medium therein wherein the filter medium comprises fibers having a diameter from 0.1 nm to 3000 nm and an aspect ratio of length to diameter of 5:1 to 10,000 to 1 wherein the fibers provide for colonization of nitrosomonas bacterium and/or nitrobacteria. Another exemplary embodiment, the present disclosure relates to filtering media comprising fibers having a diameter from 0.1 nm to 3000 nm and an aspect ratio of length to diameter of 5:1 to 10,000 to 1 wherein the fibers contain nitrosomonas bacterium and/or nitrobacteria or precursors thereof. |
