How long do Petsmart betta fish live?
Betta fish can live up to 3 years old. They can grow up to 3 inches long. A single male betta fish can sometimes be kept in a large community aquarium without any other bettas, but they should be monitored closely.
How old are Petsmart betta fish?
Because a Betta purchased at a pet shop is often one year old already. Males, in particular, are allowed to fully mature, so their fins and colors are well developed. Females may be sold at a bit younger age, but they will generally be at least six months old when offered for sale.
Can you put 2 betta fish together?
With adequate room, many can be housed together. However, if the tank becomes too crowded, females may start showing territorial behaviors as well. Do not mix males and females in the same tank, other than temporarily for breeding purposes.