Bottom Feeders

by |August 15, 2014
Microscopic images: Yuki Morono

Microscopic images: Yuki Morono

Graduate students, microbe goo …
What is it that links the two?
It seems that both life forms are found
Where electron donors (food) abound!
Sed rates, organic stuff control
Cell distribution on the whole.
New techniques birth a new notion:
Sub-seafloor mass, the same as ocean.

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Further reading:

Downsizing the Deep Biosphere, Perspective, Science 2012

Global distribution of microbial abundance and biomass in subseafloor sediment, Kallmeyer et. al., PNAS 2012

Katherine Allen is a researcher in geochemistry and paleoclimate at the Lamont-Doherty Earth Observatory.


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