Brightly coloured highly active and extremely friendly, tetras are among the most popular of all aquarium fish. They fit in well in community tanks and always provide lots of action. They are also relatively hardy and easy to keep, provided there are no other fish in your aquarium big enough to eat them.
Tetras will accept a wide range of foods and are generally happy on a flake diet, but for best results they should be given live food every couple of weeks.
They are fairly adaptable as regards water conditions, but are sensitive to sudden changes, so you should be extra careful when moving them, giving them plenty of time to adjust. In poor water conditions they will sometimes develop a muscle wasting disease which cannot be cured.Read more »