Legal analysis: refers to substances used to prevent, treat and diagnose aquatic animal diseases and assist the body to restore its normal function.

Legal basis: General Order of the State Council on Protecting the Safety of Reservoirs and Aquatic Resources

1. Water conservancy projects such as reservoirs, dams and dikes, and their ancillary facilities, as well as trees and turf for dike protection, are all related to flood control safety, so they must be strictly protected and are not allowed to be destroyed.

2. It is forbidden for any unit or individual to fry fish, poisonous fish and electric fish in all waters such as reservoirs, lakes and rivers, so as to protect the safety of water conservancy projects and aquatic resources.

3. The scope of safety management and dike protection must be specified for reservoirs and other water conservancy projects. In dams and within the prescribed safety management scope and berm, activities that endanger water conservancy projects, such as deforestation, dike breaking, burrowing and burial, building houses in kilns, reclamation and grazing, and soil blasting, are strictly prohibited.

four, water conservancy project managers must strictly abide by national policies, decrees and relevant rules and regulations, stick to their posts, manage and use water conservancy projects well, and resolutely fight against all acts that endanger water conservancy projects. No one may interfere or obstruct the management personnel of water conservancy projects from performing their official duties.

5. Units and individuals who violate the above provisions should be dealt with severely, and if the circumstances are serious, they should be punished according to law.