puffer fish can be eaten safely as long as it is handled properly. If not handled properly, it may lead to poisoning and death.

It is suggested to call 121 emergency number immediately after eating puffer fish with unknown safety.

the toxin of river _ is mainly distributed in ovary and liver, followed by kidney, blood, eyes, gills and skin. The testis and muscles are non-toxic. If the fish dies for a long time, the visceral toxins can gradually penetrate into the muscles when they are dissolved in body fluids. The amount of its toxin often varies from season to season. February to May every year is the period of ovarian development, which is highly toxic. After laying eggs from June to July, the ovaries degenerated and the toxicity was weakened. The liver is also the most toxic in spring spawning period. Therefore, when eating fresh river fish in late spring and early summer, we should be especially cautious, we must choose fresh fish bodies and strictly remove internal organs to avoid poisoning.

Extended information:

Clinical symptoms of poisoning

The incubation period is 1.5 ~ 3 hours. First, symptoms of digestive tract appear, such as nausea, vomiting, diarrhea, abdominal pain, then sensory and motor dysfunction, numbness of lips, tongue tip, extremities and whole body, and limb weakness. Eyelid drooping, ataxia and hoarseness, and in severe cases, dyspnea, arrhythmia, conduction block and coma may occur; Finally, respiratory and circulatory failure occurs, and river toxins are detoxified and excreted quickly in human body, and those who are not dead after 8 hours can recover.

He _, a general term for fishes of teleost family _, commonly known as puffer fish. (Note: The name of puffer fish is wrong, but it is widely used. Puffer fish can also refer to a freshwater mammal. ) Since ancient times, the puffer fish eaten in China have lived in rivers, and they are named "dolphin" because they make a chirp similar to that of pigs when catching water. There are also bubble fish, blowfish, puffer fish, puffer fish (Jiangsu, Zhejiang), good fish, chicken bubble (Guangdong), chicken hug (Guangdong), turtle fish (Guangxi), street fish (read in Minnan dialect) (Fujian). In ancient times, it was called "lungfish".