Monitoring sound in the Salish Sea: how scientists are trying to understand the decline of Southern Resident Killer Whales

Deployment of the hydrophone mooring.

The Salish Sea, located on the west coast of Canada, is bounded by the lower mainland of British Columbia to the east, Vancouver Island to the west, and the state of Washington to the south. This Sea is a bustling location, with millions of people living along its shoreline and numerous vessels sailing through its waters daily. It is also … Read More about Monitoring sound in the Salish Sea: how scientists are trying to understand the decline of Southern Resident Killer Whales

All about speed of sound in water – what it is, how it’s measured, and why we care

Speed of sound in water

Speed of sound in waterWhat is speed of sound in water and why do we measure it? Sound-speed in water is a quantification of how fast sounds travel in water. The speed of sound in water depends on temperature, salinity, and pressure, and is therefore not uniform throughout different water environments. In the oceans, the speed of sound varies between 1450m/s … Read More about All about speed of sound in water – what it is, how it’s measured, and why we care