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China develops robotic fish for autonomous underwater exploration

Chinese researchers have unveiled a biomimetic underwater robot modelled on the golden arowana fish, demonstrating advances in autonomous aquatic navigation technology. The development underscores China's growing capabilities in robotics and marine exploration.

LSN Sri Lanka · 15 September 2026

China develops robotic fish for autonomous underwater exploration

China has revealed a sophisticated fish-shaped underwater robot that mimics the movements and form of the golden arowana, a freshwater fish native to Southeast Asia. The robotic system is designed to navigate autonomously through aquatic environments, representing a significant step forward in biomimetic engineering and underwater robotics.

The autonomous robot showcases realistic swimming capabilities, allowing it to traverse water bodies without external control or guidance systems. Such technology has potential applications in underwater surveillance, environmental monitoring, and scientific research in marine and freshwater ecosystems.

The development reflects China's expanding investment in advanced robotics and artificial intelligence sectors. Biomimetic designs—technology modelled on living organisms—have increasingly attracted research funding globally, as they often provide efficient solutions to engineering challenges by replicating nature's proven mechanisms.

The golden arowana, prized in Asian aquaculture and known for its graceful movements, served as the template for the robot's design. This approach allows the device to achieve fluid motion through water while maintaining the efficiency that millions of years of evolution have optimized in the fish species.

The unveiling of the robotic fish adds to a growing portfolio of autonomous underwater systems being developed by various nations for scientific, commercial, and strategic purposes in marine exploration and monitoring.