two siamese fighting fish fightingWhen it involves aquariums, you will want to have a minimum of one gallon per inch of fish. If you are only planning on purchasing one goldfish, a 10 gallon aquarium should be sufficient. You will want to acquire either a filtration system or a bubbler with a purpose to place oxygen into the aquarium. Filtration systems also will help to maintain the water clear and could require less cleanings than an aquarium with out a filtration system. Also, make certain that you acquire rock, which serves as not only ornament but in addition houses a good idea bacteria. Decorations are also a must, as they supply a must have hiding places in your fish.