Contrary to popular belief, Betta fish can live peacefully with other fish, provided the tank mates are carefully selected. If you’re considering adding companions to your Betta’s tank ...

Keeping more than one betta in the same tank will guarantee fighting. Even other fish species are not suitable tank mates for a betta and may end up being killed. A tank divider will allow you to ...

According to PetSmart's website, a betta fish tank should hold a minimum of 3 to 5 gallons of water. Petco spokeswoman Ventura Olvera did not respond to messages for comment. Nick Sranske ...