Choosing the aquarium size is another important thing to do since it has to do with our interests, our preferences, our space capacities and our budget possibilities. Luckily, there are many fish tank sizes to choose from and among the smallest ones we find the 10 gallon fish tank aquarium. Just like the rest of the fish tanks, this dimension has its benefits and its complications and it is useful for you to learn about them to finally decide if it is right for you or no.