Blue fish are unique and special-looking ... and especially not with other betta fish as they can be very aggressive. Their minimum tank size is 10 gallons. Another reason bettas are so popular ...

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 ...

These fish are active but non-aggressive ... territory disputes with your Betta. Neon Tetras are a vibrant addition to any ...