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Biological oceanography

Life in the deepest depths

Deep abyssal clay sediments in organic-poor regions of the ocean present challenging conditions for life. Techniques for identifying cells at extremely low concentrations demonstrate that aerobic microbes are found throughout these deep clays in as much of 37% of the global ocean.

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Correspondence to Beth N. Orcutt.

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Orcutt, B. Life in the deepest depths. Nature Geosci 8, 258–259 (2015).

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