The pufferfish eats fish, shrimp, crabs, and shellfish, and it also eats insect larvae, branchiopods, copepods, and leaves and filamentous algae of higher plants.

Shrimp and snails are the main source of food for the ornamental fish pufferfish, and it can also be said that they are their favorite food, so it is said that unless it is to be fed, these creatures should not be easily put together with the ornamental fish pufferfish, and the rest of the optional food also includes ornamental fish feed red worms, nematodes, clams and shellfish, frozen shrimp, frozen fish, shrimp skins, dried shrimp, live shrimp, live fish and a host of other foods.

In addition to vegetarian food, ornamental fish pufferfish food is also quite selective, these foods are not only one of its own needs, but also a process of its teeth grinding, if you do not feed these hard food with shells, ornamental fish pufferfish teeth will grow longer and longer, and finally affect the feeding, so the feeding of ornamental fish pufferfish must often feed some shellfish food for teeth grinding.

The puffer fish, the common name for fish in the family Ichthyophagidae. Body cylindrical, teeth fused into a dental plate. One dorsal fin, no ventral fin. No scales or spiny scales. Has an air sac, capable of sucking in air and expanding. There are many species, some of which also enter freshwater. The fattest is produced in Jiangyin. Pufferfish meat is delicious and can be eaten or made into frozen fillets and canned goods after treatment.

Salted commonly known as "wolf replica bags". The liver can be extracted tetrodot oil; sperm and ovaries can be made of ichthyoglobin; bone can be made of fishmeal. Commonly, there are worm pattern Oriental dolphin, bow spotted Oriental dolphin and dark Oriental dolphin.