echo sounder

noun

1. a navigation and position-finding device that determines depth by measuring the time taken for a pulse of high-frequency sound to reach the sea bed or a submerged object and for the echo to return

Other Word Forms

• echo sounding noun

Example Sentences

It is called multibeam echo sounder technology and it can provide a 3-D topographical map of the ocean floor and any structures, including shipwrecks, that are lying there.

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“This is as exciting as it's going to get,” Warren joked as he dropped the echo sounder overboard.

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IN 1968, when Schindler was 4 months old, his crib was a wooden box used to ship a sonar echo sounder to a research station in remote western Ontario province in Canada.

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Chile’s national fisheries service authorized Marine Harvest to use a vessel with an echo sounder, making it easier to detect schools of fish.

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HMS Echo will have a pretty accurate fathometer - an echo sounder - to determine the depth.

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