Aquarium AerationProper aeration is important for your fish. There are many different uses for air pumps, including: running air-driven protein skimmers, ozonizers, sponge filters (especially useful in quarantine aquariums) and adding bubbles to an aquarium via an air stone. Battery-operated air pumps are also available to help keep your aquarium oxygenated during a power failure.
Oxygen should always be in abundance inside an aquarium. Without proper aeration, fish will not get ample supply of oxygen, which will make them use their gills to take in more water. As a result, they damage their gills in the pr...ONLY$6.19