Filtration

5. the filter type that binds with toxins so they can be removed. Might leave black dust in the tank if not cleaned well before use
6. the filtration type that removes solid particles of detritus from the water
8. the filter type that uses a specific light tube to kill free-swimming pathogens in the water. Useful in disease control
10. the filter type that is small, includes its own pump and can include a variety of different filter media
11. the filtration type that is involved in the nitrogen cycle

1. the filter type also known as a protein skimmer that uses air bubbles to move protein into a collection cup for easier removal
2. the filter type that has a plate under the substrate that pulls water through, trapping particles and supporting the nitrogen cycle
3. the filter type that is O3 and uses reactive oxygen to react with and remove toxins from the water
4. the bacteria that concerts nitrite to nitrate
7. the bacteria that converts ammonia to nitrite
9. the filtration type that uses chemicals to remove toxins from the water