The SS Hartdale was sunk by a German U-boat in 1915 and its final resting place had long been unknown.
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Articles on Sonar
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Australian navy divers have suffered minor injuries from a sonar pulse by a Chinese navy vessel. Here’s what that means and how underwater sound can hurt divers.
Many are asking whether Prime Minister Anthony Albanese raised with Chinese President Xi Jinping that Australian sailors have been injured by sonar pulses from a Chinese destroyer.
Noisy oceans are having a significant impact on marine life.
Whale species at higher risk of predation from killer whales are more adversely affected by the sound of sonar.
Sonar scans of the Indian Ocean floor south of Christmas Island have revealed a Tolkeinesque landscape of towering peaks, ashen uplands and ominous volcanic craters.
An accurate seafloor map can improve oceanographic and climate models, secure marine navigation, inform defence operations, and guide environmental decisions.
Microphones on the seafloor recorded life under the Antarctic ice for two years – inadvertently catching seal trills and chirps that are above the range of human hearing. Could they be for navigation?
The noise from motor boats, sonar and other industrial activity interferes with the underwater chatter of fishes.
Wrecks like the recently discovered USS Juneau reveal much about combat on the oceans.
The hunt for ‘Nessie’ has been going on for decades but there’s a good reason why nothing has been found.
As the effort to find Malaysian Airlines flight MH370 moves inexorably towards the recovery stage, the challenge of finding the plane’s flight recorder (called the “black box” even though it’s actually…
Top contributors
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SEACAMS R&D Project Manager, Centre for Applied Marine Sciences, Bangor University
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Research Associate in Evolutionary Biology, University of Adelaide
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Professor in Oceanography and Public Engagement, Utrecht University
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Associate Professor, University of Saskatchewan
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Professor of Biology, University of St Andrews
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Professorial Fellow, University of Canberra
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Researcher in Bioacoustics, UMRAE, France
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Instructor of Natural Sciences, University of Oregon
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Director, Centre for Marine Science & Technology, Curtin University
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Research fellow, University of St Andrews
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Senior Lecturer in Zoology, Bangor University
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Senior Curator of Marine Invertebrates, Museums Victoria Research Institute
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Postdoctoral Fellow, University of Saskatchewan
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Ocean Mapping Instructor, School of Ocean Technology, Memorial University of Newfoundland
