There are a number of types of home aquariums that one can choose from.
Freshwater Tropical Aquariums. This is the most common aquarium at home where in it usually has a room temperature. It’s the easiest aquarium to maintain and best for beginners. Aquarium equipments for these kind of aquarium are cheaper and easy to keep as well as the tropical fishes are less expensive too.
Coldwater Aquariums. The temperature of these aquariums are lower than the room temperature. As its name implies, should have a water that is cold. Though cold water aquarium fishes are yet more expensive than freshwater fishes and having lesser life span, cold environment can somehow lengthen their life span.
Marine Aquariums. Marine aquariums require salt water as to the fishes reared on it. Marine fishes are undeniably much colorful and beautiful compared to other aquarium fishes. But maintaining a marine fishes in a marine aquarium are usually done by advance aquarium expertise because of the sensitivity of the marine corals.
Brackish Aquariums. These aquariums consist of a saltwater and a freshwater. This is the most difficult aquarium environment to maintain. People choosing the kind of aquarium usually do not succeed in keeping and having the aquarium.