This underwater observatory tracks endangered killer whales and measures noise impacts fro…Posted by On

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Illustration of two cabled underwater listening frames recording sounds from a pair of killer whales swimming by

The Underwater Listening Station detects and tracks calling marine mammals beneath the shipping lanes on the B.C. coast. It is hoped the results will feed alert systems to notify approaching vessels when animals are present and in their path.

A cabled underwater listening frame being lowered off a vessel by crane into the water in Boundary Pass

One of the two frames of the Underwater Listening Station being deployed in Boundary Pass in May 2020

A killer whale swimming at the surface of the water

A killer whale in Boundary Pass, which is critical habitat for Southern Resident killer whales

JASCO deploys underwater listening station in the Salish Sea to protect endangered whales and quiet ships, commissioned by Transport Canada

This underwater listening station in Boundary Pass is just one example of our international leadership in quiet vessel research and commitment to reducing the threat of underwater noise.”

— The Honourable Marc Garneau, Minister of Transport

VICTORIA, B.C., CANADA, December 10, 2020 / — Environmental science and engineering company JASCO Applied Sciences recently developed and installed a world-class underwater listening station in the Salish Sea to track endangered whales and measure underwater noise emissions of thousands of commercial vessels that frequent B.C.’s southern ports. The station consists of two observation frames, each with eight underwater microphones, called hydrophones,…

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