If you want to eat non-edible fish, give up this plan as soon as possible.

Ostraciontidae, Lactoria fish

The picture below shows Lactoria cornutus, commonly known as long-horned boxfish and horned boxfish

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The body is slightly cube-shaped; the mouth is small and the lips are thick. The scales are specialized into bony scutes and the epidermis is rough. The juvenile fish looks like a small round ball with black spots on a yellow background; the adult fish has a pair of long spines above the eyes and below the abdomen, with 8 to 9 soft rays in the dorsal fin; 8 to 9 soft rays in the anal fin, and the body length can reach 46 cm. . Inhabiting coastal areas with slow currents, young fish occasionally enter the estuary. It is carnivorous and often blows away sand from the seabed in search of food. When frightened, the body secretes toxins.

Distributed in coral reef waters from the Indian Ocean to the Pacific Ocean. They feed on benthic animals such as sea squirts, sponges and soft corals. There are also fish species that feed primarily on algae. It has no edible value and is generally kept in aquariums or made into dried specimens for viewing. Due to the food chain, tropical marine fish poisons may accumulate in the internal organs, skin, blood and even fish meat. There are cases of food poisoning abroad.