With their long delicate fins, betta fish need a tank with low water flow and lots of places to hang out and nap. A 5-gallon tank is ideal for most betta fish, and they should never share their ...

it may be necessary to move the betta to a temporary hospital tank setup, especially if your betta lives with tankmates. Using a hospital tank allows you to isolate your fish in a clean, safe ...

What is a betta fish? Betta fish—also known as Siamese fighting fish—are among the oldest species of domesticated fish. Their scientific name, Betta splendens, combines two languages ...