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Science 29 June 2001:
Vol. 292. no. 5526, pp. 2444 - 2445
DOI: 10.1126/science.1062799
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Perspectives

ECOLOGY:
Marine Bugs and Carbon Flow

Tom Fenchel

Carbon flow through the plankton food chain of the open ocean is of prime interest because oceans appear to act as carbon sinks, sucking up CO2 from the atmosphere. In a Perspective, Fenchel discusses the discovery of a new group of bacteria (the aerobic anoxygenic photoheterotrophs) that may exceed 10% of the marine bacterial population and that may be key players in regulating the flow of carbon through the plankton food chain (Kolber et al.).

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Science. ISSN 0036-8075 (print), 1095-9203 (online)