You must first select the appropriate location for the tank. Once it has been filled with water, it can no longer be moved. Before you buy the saltwater aquarium, you should also be aware of which fish and crustaceans you want to keep, because the intended stock will determine the size of the tank. If combined with a base unit, you will always have enough space for all the accessories such as food and cleaning agents. For beginners, it is worth buying a saltwater aquarium set. Sets combine high-quality workmanship, sophisticated construction, perfect technology and optimal safety in a sophisticated design. The lighting and the pump are included in many models.