When it comes to keeping Arowana fish as pets, many aquarists are faced with a common problem: finding the right tankmates. Arowana fish are known to be extremely territorial and aggressive, which can make it challenging to select compatible tankmates. However, by choosing suitable fish that can coexist peacefully with Arowana, you can create a vibrant and diverse aquarium environment.

One of the most important factors to consider when selecting tankmates for Arowana is their size. Arowana fish are known to grow quite large, and as such, their tankmates should be significantly small to avoid being seen as competition for food. With that in mind, here are some fish species that can make excellent tankmates for Arowana:

1. Neon Tetras: These small, schooling fish are a beloved choice for community aquariums and can prosper in the same tank as Arowana. As long as there are plenty of hiding places and plenty of food available, Neon Tetras can make fantastic tankmates.
   
   
2. Harlequin Rasboras: Similar to Neon Tetras, Harlequin Rasboras are small schooling fish that can flourish in the same tank as Arowana. They are relatively hardy and easy to care for, making them a great choice for beginners.
   
   
3. Corydoras Catfish: Corydoras Catfish are small, armored catfish that can make fantastic tankmates for Arowana. They are excellent cleaners and can help keep the aquarium floor free of debris.
   
   
4. Zebra Danios: Zebra Danios are a hardy and active species of fish that can thrive in the same tank as Arowana. They are significantly large, however, so be sure to provide enough of space for them to swim.
   
   
5. Dwarf Gouramis: Dwarf Gouramis are a peaceful species of fish that can make great tankmates for Arowana. However, be sure to choose a dwarf species of Gourami, as some larger species can be extremely aggressive.
   
   

When selecting tankmates for Arowana, it's also essential to consider their water requirements and temperature tolerance. Arowana fish require warm water with temperatures ranging from 75 to 85 degrees Fahrenheit. Be sure to choose tankmates that can endure these same water conditions.

In addition to choosing compatible tankmates, it's also essential to provide a suitable environment for your Arowana and their tankmates. Be sure to include enough of hiding places, plants, and decorations to create a harmonious and diverse aquarium environment. This can help reduce stress and aggression among your fish, creating a harmonious and thriving aquarium ecosystem.

Remember, every fish is unique, and even with the right tankmates, red arowana price can still be extremely territorial and aggressive. Be sure to monitor their behavior and adjust your tank layout and stocking accordingly to ensure a harmonious and thriving aquarium environment.