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Microbial oceanography

Killers of the winners

Viruses that infect the SAR11 group of oceanic bacteria have finally been found and sequenced. Because SAR11 is ubiquitous, these viruses may be the most abundant in the oceans — and perhaps in the entire biosphere. See Letter p.357

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Figure 1: Ocean inhabitants.



  1. *This article and the paper under discussion3 were published online on 13 February 2013.


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Correspondence to David L. Kirchman.

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Kirchman, D. Killers of the winners. Nature 494, 320–321 (2013).

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