How long do betta fish live? How to keep the betta fish?
Water temperature of the tank determines How Long Do Betta Fish Live. If the temperature is well regulated and is around 80 degrees Fahrenheit, your fish will live for long. Among all the kinds of fishes, bettas need the least bit of care and maintenance. Betta fishes are interesting and may survive in smaller and well decorated aquariums. They are capable of breathing the atmospheric oxygen and may survive in smaller volumes of water. In fact, the cute and little fishes, kept in decorative aquariums can complement any home décor. The fishes can survive for more than 2 years and their average life is 3 years. A lot depends on the way you keep it and in what state you have bought it.

How long do betta fish live?
When it comes to the lifespan of betta fishes, a lot many myths surround the question. The beautiful fish species is the first choice of every fish lover. The average life expectancy of the fish is 3 years. But, you cannot be sure that your fish will live for 3 years. The age of the fish at the time of buying the fish is taken into consideration. Generally, the male betta fish is 1 year old at the time it is sold and the female fish is 6 months old. One cannot blame the seller of the fish if there is an early demise of the creature. If the living condition or the environment is poor, the fish will not survive for long.
Myths surrounding bettas
There is a lot of misconception surrounding the fact that a betta fish can stay in the cramped quarters. You may have noticed betta fishes happily swimming in the plastic cups but it is not the happy home for a betta. It is true that wild bettas can be found in muddy and smaller puddles of Thailand but still the rice paddies where they lived had larger water bodies. So, when they have lived in the larger water bodies; during the drier season much of the water tends to evaporate and they get accustomed to staying in the closed quarters. Thus, the betta fish you buy from a pet store may not be accustomed to stay in the muddy puddles, the tiny bowl or any other smaller confined area. The fish needs much larger space to breathe easily. Bettas require enough of oxygen for survival and thus more space is needed.
Proper living environment is must to consider
If you wish for a healthy and happy betta, living for years, you need to offer it a healthy living environment. Any kind of small space will just concentrate the betta waste to reduce its lifespan. You may keep your betta in a bowl but need to ensure that it is cleaned regularly.
Make sure you do not keep several bettas in one bowl. Your bowl will become a fight zone. So, the answer to the question how long do betta fish live is dependent on the way you keep it.