Do sonars hurt marine animals?

Unfortunately for many whales, dolphins and other marine life, the use of underwater sonar (short for sound navigation and ranging) can lead to injury and even death. Sonar systems—first developed by the U.S. read more

Sonars use wavelengths that are safe both to humans or marine animals. What they might do is disturb communication between dolphins for example, or even jamming marine animals “radar”. But this is pure speculation. Boats in general hurt marine animals, they warm up the water, and look scary as hell for animals. read more