By Oliver Milman in New York

Low-frequency noise is known to affect baleen whales but high-frequency din from vessels is harming endangered orcas’ ability to communicate and find prey

Noise emanating from passing ships may disturb animals such as killer whales and dolphins far more than previously thought, with new research showing that the animals’ communication and ability to find prey could be hampered by the underwater din.

Related: UK’s last resident killer whales ‘doomed to extinction’

Via: http://www.theguardian.com/environment/2016/feb/02/ships-noise-is-serious-problem-for-killer-whales-and-dolphins-report-finds