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Search results for: sonar

Distant navy sonar affects the behaviour of whales

Naval sonar can disrupt the behaviour of northern bottlenose whales over distances never previously tested, according to researchers.

20 March 2019Research

Whales use the sonic equivalent of a flashlight to focus in on prey

A new study reveals that whales, dolphins and porpoises use narrow beams of high intensity sound to echolocate prey.

15 November 2018Research

Low levels of sonar trigger strong behavioural responses in beaked whales

New research finds Cuvier’s beaked whales respond strongly.

3 July 2013Research