Saltwater Tropical Fish

There many different species of saltwater tropical fish for sale in the United States. Owners should do research before deciding to buy tropical fish, however, because of each species has specific needs.

  1. Types of Saltwater Tropical Fish

    • There are more than 20 main saltwater tropical fish species, from angelfish to wrasses. Some species can grow to be 18 inches or longer, so owners must do their homework to determine what size tank they will need to accommodate their full-grown fish.

    Compatibility

    • Not all saltwater tropical fish can live together. Fish come in all different temperaments. Some may need a school, while others need to live alone. Aggressive fish can kill other fish if put in the same tank. Thus, owners must research which species coexist with others before putting them in the tank.

    Aquarium Temperatures

    • Tropical fish, both salt and freshwater, must have warm water---usually 70 degrees Fahrenheit or above---to survive. Owners must heat their aquariums at all times. Each species has its own preferred temperature, so research is critical in keeping the fish alive.

    Diet

    • Different species of saltwater tropical fish have different nutritional needs. Common fish flakes may be enough, but owners may want to supplement their diet with other foods, such as krill, blood worms or live foods.

    Diseases

    • Tropical saltwater fish may contract a number of different diseases, such as dropsy hole in the head and velvet. Most of these conditions are easily treatable or preventable with medication and water changes.