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Technology

Fishy sensors could keep submersibles out of trouble

By Paul Marks

27 January 2010

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Improving submersibles’ sense of environment

(Image: Woods Hole Oceanographic Institution)

A PRESSURE sensor that mimics the way a fish’s lateral line works could help submersible craft navigate.

The technology could improve underwater robots’ ability to detect hazards, such as deep sea vents and shipwrecks, when the water is too murky for a camera to work effectively, or the object is too close for sonar, says Douglas Jones at the University of Illinois at Urbana-Champaign.

The lateral line is a sense organ that runs along the sides of most fish and enables them to detect changes in water pressure. This allows…

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