How many betta fish can live together?
Generally, a good number to keep together is 4-6 female betta fish. They enjoy having their own personal space, meaning that they should have enough foliage to hide in when they want to be alone. Often, plants or aquarium decorations can serve as good hiding places for betta fish.
How long can two male betta fish live together?
No, you should never put two male Betta fish inside the same tank, as they will swiftly become aggressive and fight to the death. They may stay peaceful for a while, but sooner or later, they will fight until only one is left.
Can male bettas live with other male bettas?
Male Bettas cannot live with other male Bettas, no matter how large the tank is. This is evidenced by their other name: Siamese fighting fish. If put together, males will fight to the death over territory rights. There is no simple formula for determining a Betta’s aggression level.