Setting up a new aquarium takes a bit of planning, but breaking it down step by step makes the process straightforward. Here is what you need to know to get your tank up and running smoothly. 1. Choosing the Right Tank First things first, you need to pick your tank. Make sure you select a size that is appropriate for the fish you plan to keep. The bigger the fish, the larger the tank you will need to buy. Some tanks come as complete starter kits, which include the tank, filte