A marine biologist is working on a research vessel to study whale calls. His recording devices are measuring depths above 1,000 meters. As his vessel travels to cooler waters and begins to measure at greater depths, the marine biologist needs to make adjustments to his monitoring devices. Why is that?

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15-05-2017
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A marine biologist is working on a research vessel to study whale calls. His recording devices are measuring depths above 1,000 meters. As his vessel travels to cooler waters and begins to measure at greater depths, the marine biologist needs to make adjustments to his monitoring devices. Why is that?

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BlueSky06 BlueSky06 · Answer 1 · 2017-05-29T16:22:09+02:00

It's due to more pressure as the sound is searched deep into the waters. The adjustments were done to adapt and make clearer sounds.
Animal researchers use hydrophone arrays to determine the location of the whale calls. Another equipment is the Sound Surveillance system, it is used on the sea floor once during the cold war to detect warships and submarines. But now it is used in researchers to understand animals in the ocean.