Is puffer fish poisonous when it bites people? Is it poisonous to be bitten by a puffer fish?

1, bitten by a puffer fish is not poisonous. Although puffer fish is poisonous, the toxin only exists in ovary, liver, blood, eyes, gills and skin. Tetrodotoxin is a highly toxic marine bioactive substance and an important toxic factor for poisoning of edible seafood.

2. Poisoning incidents caused by tetrodotoxin, mainly eating toxic puffer fish by mistake, often occur in Japan and some countries in Southeast Asia.