Assertion: sonar's application | /r/CapableOf | probe harbor
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Source sentences:
text: Other, non-military, applications of SONAR, apart from fish finding, include searching for shipwrecks, probing harbors where visibility is poor, oceanography studies, searching for underwater geological faults and mapping the ocean floor.
text: Other applications of sonar include searching for shipwrecks, probing harbors where visibility is poor, mapping the ocean floor, and helping submerged vessels navigate under the Arctic Ocean ice sheets.