How long do cardinal tetras live in captivity?

cardinal tetras in captivity can live for approximately 12 to 15 years.

How long do cardinal tetras live in a pond?

Cardinal tetras are great for keeping in a pond. Though they do not do well in overly crowded environments, they do well in ponds with moderate to low levels of fish. In fact, they are known to breed quite well in ponds that have anywhere from 10 to 30 fish of other species. If you want to add cardinal tetras to your pond, you can add them during springtime when they are first starting to breed.

How long do cardinal tetras live in an aquarium?

Cardinal tetras can live from 10 to over 20 years in captivity. The average lifespan is 12 - 15 years. These fish have a very slow rate of aging and do not show any signs of aging until they are over 10 years old.

How long can cardinal tetras live in a tank?

Cardinal tetras are generally easy to care for in an aquarium, and they are one of the few tetras that will accept cloudy or filtered water. They are carnivorous fish, meaning they feed on other fish, plants, and insects, so they don’t need any plants in their aquarium. However, they do need a large aquarium, and a tank at least a half-gallon in size is ideal.

How long can I keep cardinal tetras in a tank?

Most pet stores will recommend a 20 gallon tank for small tetras, and 50 gallons for larger tetras. The good news is that cardinal tetras are pretty hardy and easy to care for. If your tank is too small, they may grow too fast and start to bully your other fish.