The cable deployed in Haro Strait can be divided into what scientists call “virtual hydrophones” — discrete listening points along its entire length.
ROCHE HARBOR, Wash. —
A two-kilometer fiber-optic cable now resting on the seafloor off the San Juan Islands could revolutionize how scientists track and protect endangered orcas, offering what researchers describe as “thousands of ears in the water” listening all at once.
The groundbreaking project, funded by Allen Family Philanthropies, represents the first attempt to use underwater cables specifically designed to capture the high-frequency clicks and calls that orcas use to navigate and hunt. If successful, it could transform the thousands of miles
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