clean gravel

Cleaning Fish Tank and Gravel

by roshi on October 5, 2010

in Aquarium

Gravel is the substrate of your aquarium. Under that there is under gravel filter. Gravel and under gravel filter get dirty and full of waste materials with the passage of time. How would you clean it? By taking all the water, fish and gravel out of aquarium? That would be the worst thing your pet […]