To this end, the researchers have developed an artificial tail fin based on that of a tuna. The streamlined fin ... distances from obstacles in the water. Then there is the noise of the electric ...

A team at the University of Maryland (UMD) is advancing underwater drone technology by developing a robotic fin inspired by tuna. Aiming to enhance speed ... and improved use of unsteady water forces.

Their streamlined torpedo shape helps them gather enough underwater speed to break the surface, and their large, wing-like pectoral fins get them ... include mackerel, tuna, swordfish, marlin ...