About the Authors

Elizabeth Halliday

Affiliation Biology Department, Woods Hole Oceanographic Institution, Woods Hole, Massachusetts, United States of America

Sandra L. McLellan

Affiliation School of Freshwater Sciences, Great Lakes Water Institute, University of Wisconsin-Milwaukee, Milwaukee, Wisconsin, United States of America

Linda A. Amaral-Zettler

Affiliations Josephine Bay Paul Center, Marine Biological Laboratory, Woods Hole, Massachusetts, United States of America, Department of Geosciences, Brown University, Providence, Rhode Island, United States of America

Mitchell L. Sogin

Affiliation Josephine Bay Paul Center, Marine Biological Laboratory, Woods Hole, Massachusetts, United States of America

Rebecca J. Gast

rgast@whoi.edu

Affiliation Biology Department, Woods Hole Oceanographic Institution, Woods Hole, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: EH RJG MLS. Performed the experiments: EH LAZ. Analyzed the data: EH SLM LAZ. Contributed reagents/materials/analysis tools: EH RJG LAZ MLS. Wrote the paper: EH SLM RJG LAZ MLS.