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Rapid cross-density ocean mixing at mid-depths in the Drake Passage measured by tracer release

Andrew J. Watson (), James R. Ledwell, Marie-José Messias, Brian A. King, Neill Mackay, Michael P. Meredith, Benjamin Mills and Alberto C. Naveira Garabato
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Andrew J. Watson: School of Environmental Sciences, University of East Anglia, Norwich Research Park, Norwich NR4 7TJ, UK
James R. Ledwell: Woods Hole Oceanographic Institution
Marie-José Messias: School of Environmental Sciences, University of East Anglia, Norwich Research Park, Norwich NR4 7TJ, UK
Brian A. King: National Oceanography Centre, Empress Dock, Southampton SO14 3ZH, UK
Neill Mackay: School of Environmental Sciences, University of East Anglia, Norwich Research Park, Norwich NR4 7TJ, UK
Michael P. Meredith: British Antarctic Survey, High Cross, Madingley Road, Cambridge CB3 0ET, UK
Benjamin Mills: School of Environmental Sciences, University of East Anglia, Norwich Research Park, Norwich NR4 7TJ, UK
Alberto C. Naveira Garabato: National Oceanography Centre, Empress Dock, Southampton SO14 3ZH, UK

Nature, 2013, vol. 501, issue 7467, 408-411

Abstract: An ocean tracer release in the Drake Passage, between South America and Antarctica, shows that its rough bottom topography causes greatly increased internal mixing, by a factor of about 20 at depths of around 1,500 metres.

Date: 2013
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DOI: 10.1038/nature12432

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