Generally, sponge filters are good for most fish tanks. However, there are instances where they really shine. Sponge filters are excellent due to their gentle flow. This allows for set-ups for fry, betta and shrimp tanks that thrive in low-flow filtration.29 sept 2017
Can you use a sponge as a fish tank filter?
Yes, it's totally possible to use a regular sponge as an aquarium filter. ... However, not all sponges can be used as aquarium filter sponges. In fact, some can poison and kill all your fish.
Is sponge filter good for planted aquarium?
Filter designs to avoid For sponge filters in a CO2 injected planted tank, the bubble lifts off gases quite a bit of CO2. Also, unless there is supplementary flow through additional pumps, I find that most sponge filters don't give optimal flow patterns in a tank.
How long does it take to cycle a tank with a sponge filter?
Set up the tank and put the sponge filters in it along with 1-2ppm ammonia (depending on the size of the tank). If you have 0ppm ammonia and nitrites and some nitrates within 24 hours you know the filters are cycled.28 jul 2013