
You will need to decide if you want more aggressive freshwater fish or community fish. If you’ve decided to go with a freshwater setup for your 30-gallon fish tank, then there are many different species that you can choose from that will feel right at home. Then, you will need to decide if you want aggressive fish that will need more space to themselves or if you want to keep easy community fish that can comfortably school and interact in the given space. The first decision you will want to make is if you want a freshwater or saltwater aquarium. While 30-gallon aquariums aren’t huge, these tanks are much bigger than most hobbyists start out with and can allow for a decent amount of biodiversity.



Check Price What Are Some Good Fish for a 30-Gallon Tank?
