China shows a lifelike underwater robo-fish Golden Dragon Fish after earlier developing ROBO-SHARK for military

Synopsis China has showcased the BG-5 Golden Dragon Fish, a highly realistic fish-shaped underwater robot capable of autonomous navigation and obstacle avoidance. Developed by Boyagongdao Marine Technology Group, the 3-kg robot mimics a golden arowana and uses a multi-joint tail instead of a conventional propeller. Its technology could have applications in shallow-water surveillance, reconnaissance and coordinated underwater robotic missions. China has unveiled a lifelike underwater robot designed to move through water like a real fish, offering a glimpse into the country’s expanding work on biomimetic robotics. Called the BG-5 Golden Dragon Fish, the compact machine was demonstrated at the 2026…