Thai betta cannot be mixed with other fish, because Thai betta has a strong sense of territory and will Chase other small fish. Some slow-swimming fish will be bitten by Thai fighting fish, such as guppy, red swordfish, etc. It is not recommended to mix with Thai fighting fish.

Thai betta is a better quiet activity Small-scale fish, active fish will disturb the Thai betta and affect its state, so it is not allowed to mix with active fish.