Torrent is not allowed to be traded because it is has been listedas a national priority protect the wild animal. It is reported that Since the 1970s, the population of the scorpion has been decreasing sharply, only in the Oujiang River in Zhejiang, the Suijiang River in Guangdong and the Lancang River in Yunnan. Only a few were found, and other areas were basically extinct.

In addition, the animal is almost demanding on the living environment, and it is difficult for ordinary people to raise it successfully even if it is bought back. If you encounter this kind of animal, it is recommended to release it instead of slaughtering it.