Main functions: Hobo DF-H6 fish protection robot is is an intelligent product of water environmental protection that integrates obtaining illegal fishing evidence and publicizing fish protection knowledge. Main advantages: Hobo DF-H6 fish protection robot has outstanding advantages such as covert patrol, timely information sharing, flexible operation, seaworthiness in multiple waters, and nighttime patrol, which can meet the application requirements of normalized monitoring and high-speed information processing. Application: The fish protection robot is mainly used to monitor fish ecological operations in reservoirs, hydropower stations, rivers, lakes and other waters, and publicize fish conservation knowledge.