Every year, 40,000 green and loggerhead turtles are killed after being accidentally caught in fishing nets across the Mediterranean, both are on the list of endangered species
The device, called SharGuard, releases tiny electrical pulses into the water to keep sharks and stingrays from attaching to baited hooks by overstimulating the creatures.
A gadget that emits small electrical pulses from fishing lines could help to cut the large number of sharks and stingrays that get caught accidentally, research has shown.