Oregon State University, Corvallis, OR, USA. College of Earth, Ocean, and Atmospheric Sciences, Oregon State University, Corvallis, OR, USA. Woods Hole Oceanographic Institution, Falmouth, MA, USA. College of Literature, Science, and the Arts Earth and Environmental Sciences, University of Michigan, Ann Arbor, MI, USA. University of Michigan, Ann Arbor, MI, USA. College of Literature, Science, and the Arts Ecology and Evolutionary Biology, University of Michigan, Ann Arbor, MI, USA. Department of Microbiology, Oregon State University, Corvallis, OR, USA. Center for Genome Research and Biocomputing, Oregon State University, Corvallis, OR, USA.