Nine sharks are very lovely and lively when they are young, and their temperament is mild at this time. However, after they mature, their temperament changes greatly. Sometimes they chase other small fish in the aquarium and even use them as their own food. Therefore, it is not recommended to keep this fish with other small ornamental fish.

They like eating aquatic plants under the water very much when they are in their native place. It is suggested to plant a certain density of aquatic plants at the bottom of the aquarium to meet the needs of their living habits. As long as the cleanliness of the water can be ensured, it is very simple to raise this kind of fish.

1. Water quality: Ensuring the cleanliness of water body is the premise of raising nine sharks. Feeding water should be weakly acidic or neutral. Water with pH between 5.8 and 7.8 can be used to feed them.

2. Environment: This fish has the habit of eating aquatic plants, so a certain number of aquatic plants should be planted at the bottom of the aquarium. When frightened by the outside world, they will jump out of the water because they are too excited. Therefore, it is necessary to add a lid to the aquarium when raising.

3. Feeding: They are omnivorous fish and can be fed artificial diet or animal bait. If you want to provide them with more adequate nutrition, it is recommended to choose new fresh bait with richer nutrition, such as water earthworms and red worms.