Whales hear us more than we realize: Sonar signal 'leaks' likely audible to some marine mammals

Killer whales and other marine mammals likely hear sonar signals more than we’ve known. That’s because commercially available sonar systems, which are designed to create signals beyond the range of hearing of such animals, also emit signals known to be within their hearing range, scientists have discovered.



from Oceanography News -- ScienceDaily http://ift.tt/1i37gRo

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