How to keep a betta fish tank clean Betta fish, or Siamese fighting fish, are an easy pet compared to many others. They don’t require a large tank. Additionally, you don’t need to aerate their ...

The absolute minimum tank size for a betta fish is around 5 gallons (19 liters). However, for optimal health and happiness, it's recommended to go for a larger tank if possible.

Betta fish, with their flowing fins and vibrant colors, are a favorite among aquarium lovers. But while they are often marketed as easy, low-maintenance pets, there’s a lot more to Betta care ...