As cruise operators face growing scrutiny around emissions and Underwater radiated noise (or noise performance), propulsion ...

This article was originally featured on Hakai Magazine, an online publication about science and society in coastal ecosystems. Read more stories like this at hakaimagazine.com. The constant thrum of ...

To Be Heard Over Man-Made Sounds, This Arabian Sea Mammal Is Communicating In New Ways ...

Porpoises are entirely dependent on their hearing for survival. They navigate, hunt, and communicate by emitting rapid click sounds and listening to the returning echoes. However, with increasingly ...

New research shows that the harbor porpoise, a small whale native to Danish waters, appears to be equipped with an inbuilt "ea muffs" that helps it shield itself from intense noise, such as that from ...

Proposals to expand the Port of Churchill in northern Manitoba could bring an increase in shipping traffic and commercial activity — and some experts suggest that could affect the behaviour of the ...