Havinga cover is especially useful if you're rearing fish for consumption. However, having a cover can help the fish in my aquarium at home grow, creating a more beautiful and vibrant aquarium. To Mimic Natural Aquatic Environments. Most fish in aquatic environments find some form of covers such as rocks, algae, or other underwater structures. Bioballs should be used for biological filtration only. You see, bio balls are designed to house bacteria, not to trap and remove waste from the water column. That is the job of mechanical filtration, such as sponge pads, foam blocks or filter floss. A mechanical filter should be in place before the bio balls in your filter system to catch any Andto top it off, nitrates are removed from your aquarium when you perform a water change. And because a water change has other benefits, including returning essential minerals to your aquarium, a water change is considered a good substitute to using denitrifying bacteria as biological filtration. Saltwater tanks are the exception to this. Carbon or activated carbon, is used as a chemical filtration media. It helps to remove many organic and inorganic materials dissolved in tank water -- it keeps the aquarium water clear, and removes odors. Activated carbon works by using absorption and adsorption. Absorption is the process by which pollutants are trapped in the pores of the .

benefits of keeping fish aquarium at home