There are different kinds of Tetra Fish. And each one has its own proper treatment. However, what's here are just the basic care of your Tetra Fishes. Choosing a Tank In choosing a tank, you should be able to determine the ideal size of tank for a School of Tetra fish. You can use small tanks like a 5-gallon tank but a 10-gallon tank is recommended for this type of fish since … [Read more...] about How to Take Care of Tetra Fish