With colors ranging all over the spectrum and around 150 species, Tetras exhibit a lot of variation. They range from chubby to slim, spotted to striped, multi-colored to neon.
Tetra Fishes are quite the swimmers, and they prefer to do so in the middle of the tank. Tetras are social so be sure to have a school of them in your tank. Some species are more aggressive than others and will bite at long-finned fishmates. Tank size is important to Tetras ! Tetras should be kept in a tank that is not less than 20 gallons. When you're preparing for the tank set up the most important pieces of equipment you will need for a tetra tank is a filter and an aquarium heater. Food variety includes frozen foods, freeze-dried foods, and prepared foods.
