There is a wide variety of fish that are available for tropical aquariums, especially when it come to saltwater. Clown fish and Barracuda are two of the most common varieties, as well as angel fish and tiger fish. Some other tropical fish that people use in different types of aquariums include Arowana, Bala Sharks, Barbs, Barracuda, Betta, Catfish, Cichlids, Clown Loaches, Guppies, Mollies, Platies, Rainbow Fish and White Clouds.
Tropical fish such as salt water Clown Fish, Barracuda and Angel Fish are hardy and fairly easy to breed. These tropical saltwater fish are also easy to acclimate to the artificial aquatic environment with water heated to the necessary temperature, lighting and water movement.
Barracuda can grow to a maximum size of nine inches, but these fish are natural predators, especially with smaller fish around, so they should only be kept with fishes that are bigger than them. Saltwater clown fish, technically known as Anemone fishes, come in 26 unique species. They are typically small fish, with mature males only growing to between 2 and 5 inches. Angel fish also come in a variety of sub species in different sizes, but they are all characterized by long fins.
Feeding time for any of these tropical fish may consist of small black worms, dried fish flakes, small snails, frozen flakes, shrimps and clams, which are easy to get from a local pet or aquarium store, or even easier online.