The Ultimate Guide to Awesome Arowana Tank Mates

The arowana tank mates should be carefully selected because not all fish are compatible with the arowana. In this species compatibility guide, we will discuss the best and worst tank mates for your arowana.

If you are an arowana fish owner, choosing the right tank mates for your fish is crucial. You want to ensure that your arowana will live peacefully with other fish in the same tank and there won’t be any conflicts. Arowanas are typically solitary fish and are top-of-the-food-chain predators, which makes it difficult to find compatible tank mates. In this guide, we will provide you with a comprehensive list of the best and worst tank mates for your arowana so you can make an informed decision when selecting fish for your aquarium.

Factors To Consider For Arowana Tank Mate Compatibility

It’s essential to consider several factors before selecting the perfect tank mate for arowana fish. One critical factor to consider is size because arowanas can grow up to three feet, making smaller fish potential prey. Additionally, arowanas are predatory and easily agitated, so choosing temperate tank mates is essential.

You must also consider the dietary requirements and habitat of your arowana while selecting tank mates. A tank that shares similar environmental needs and eating habits will ensure a happy and harmonious aquarium. Remember, the perfect tank mate will ensure both species’ health and longevity.

Best Tank Mates For Arowanas

When looking for suitable arowana tank mates, there are a few key guidelines to keep in mind. Firstly, it’s important to choose fish that are a similar size to your arowana to avoid them becoming a snack. Secondly, opt for fish with peaceful and non-aggressive temperaments, as arowanas can be territorial.

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Good options include catfish, loaches, and gouramis. It’s also important to choose fish that occupy different areas of the tank to avoid overcrowding. Additionally, be sure to research the dietary needs of your chosen tank mates and ensure they are compatible with your arowana’s diet.

By following these guidelines, you can create an awesome and harmonious tank environment for your arowana and its new companions.

Fish Species To Avoid

Cichlids, tiger fish, and tinfoil barbs are fish species that should be avoided as arowana tank mates. Cichlids are known for their aggressive behavior and may harm arowanas. Tiger fish are predatory and may even eat arowanas. Tinfoil barbs have fragile fins that can be damaged by arowanas leading to infections.

As a responsible fish keeper, it’s important to research and choose compatible tank mates for your arowana to ensure their well-being and longevity. Educating yourself about potential tank mates can lead to an aesthetically pleasing and harmonious underwater environment.

Final Thoughts

After going through this species compatibility guide, it’s crystal clear that arowana tank mates require a lot of attention. As such, there are a few things you need to keep in mind to ensure that your fish live harmoniously together.

First, always choose arowana tank mates that are of similar size to avoid cannibalism. Secondly, ensure that the tank is big enough to accommodate all the fish comfortably. Third, make sure that the arowana tank mates are not too aggressive or territorial.

Additionally, choose tank mates that have a different swimming pattern and speed to the arowana. Finally, ensure that all the tank mates have similar nutritional requirements. By adhering to these guidelines, your arowana and tank mates will coexist peacefully and create an awesome aquarium display.

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Can Guppies and Mollies be Tank Mates for Arowana?

When considering guppies and mollies as tankmates for an arowana, it is important to evaluate their compatibility. While guppies are generally peaceful and adaptable, mollies can be more aggressive. It is crucial to create a well-balanced tank environment and monitor their behavior closely. Proper research and observation will ensure guppies and mollies tankmate compatibility with an arowana.


In addition to being one of the most stunning aquarium fish species, arowanas are also highly prized for their fascinating lifestyles and captivating personalities. If you’re considering adding arowanas to your aquarium, it’s crucial to carefully select suitable tank mates to ensure they can live in a peaceful environment.

Through this guide, we’ve uncovered some of the most compatible arowana tank mates, with a range of fish species carefully selected to ensure the best living conditions for your arowanas. However, compatibility varies based on several factors, not just species.

Factors such as fish’s size, aggression, and swimming speed must also be considered. With that in mind, we hope that this guide has provided you with some valuable insights and ideas for selecting fantastic tank mates for your arowanas. With careful attention, you can build a thriving, vibrant aquarium that showcases the beauty of these amazing creatures while maintaining a peaceful environment for your fish community.

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