Do Bettas Really Suffer in Small Tanks?

Betta fish are one of the most beloved small-pet fish in the world. In addition to being incredibly adorable, they make excellent companions for people who live alone or who have pets as a substitute for human interaction. Bettas also tend to be very social and thrive in groups, which makes them excellent candidates for living in a small tank. Unfortunately, Bettas are very adaptable, which means that they can thrive in a wide variety of environments. This adaptability can sometimes have negative effects on the fish itself, especially in cases where the environment is not suitable for the Betta. In this article, click to find out more about the various disadvantages of owning a Betta fish as well as the ideal conditions for keeping them.

Bettas Don’t Like to Be Alone

Bettas are very social creatures that thrive when they are placed in groups. Bettas are also capable of living their entire lives in small tanks. However, it is not recommended to place more than three Bettas in a tank because they don’t like to be alone and will become frustrated if there is only one other Betta for them to interact with.

Bettas Are Picky Eaters

Betta fish are notoriously picky eaters. They only eat live food, which makes it hard to maintain their diet. In the wild, they would not hesitate to eat any insect that crosses their path. Unfortunately, live insects do not make a great meal for your Betta, as they cannot digest them and will often regurgitate them back up. The best option is to feed your Betta live worms or mealworms. There are also many different types of dry foods on the market that Bettas can enjoy.

Bettas Need a Water Change Every Day

One of the biggest disadvantages of having a Betta fish is the lack of water changes. Bettas should be given a water change every day, and this change should last for about 20-30% of the total tank. This will help maintain good water conditions for your Betta and keep it healthy.

Small Tanks Are Bad for Bettas

Betta fish are one of the most popular fish for people who live alone because they tend to be very social. However, this social nature can sometimes lead to problems in a small tank. While Bettas thrive in groups, they don’t need to live with other Bettas. In fact, it is recommended that you keep at least two gallons per Betta. This is because Bettas enjoy the company and will fight with each other if they are living without others of their own kind. They also have a tendency to become territorial and aggressive when living alone.

If you are looking for an effective way to keep your Betta happy and healthy, it is recommended that you purchase a tank that has at least two gallons per fish–or better yet, invest in an aquarium! If you’re not sure what size tank is best for your pet based on its age or size, check out this article on how much water should I get for my betta fish? You may also want to read “A Guide to Choosing the Best Tank for Your Betta Fish” before deciding on a tank for your pet.


Bettas are beautiful and amazing creatures, so it’s understandable that you want to give them a home that they’ll love. However, it’s also important to keep in mind that a betta fish is an animal, not a decoration. Though it may be tempting to buy an adorable little tank for your betta, it can actually be very dangerous for your betta to live in a smaller tank. The more water your fish has to swim around in, the happier and healthier it will be.