1. School of Earth and Ocean Sciences; University of Victoria; Victoria, British Columbia; Canada
2. Geophysical Institute, Alaska Volcano Observatory; University of Alaska Fairbanks; Fairbanks; Alaska; USA
3. Institute of Ocean Sciences, Fisheries and Oceans Canada; Sidney, British Columbia; Canada
4. Department of Chemistry and Biochemistry; University of Montana; Missoula; Montana; USA
5. School of Oceanography; University of Washington; Seattle; Washington; USA
6. College of Oceanic and Atmospheric Sciences; Oregon State University; Corvallis; Oregon; USA
7. Pacific Marine Environmental Laboratory; National Oceanic and Atmospheric Administration; Seattle; Washington; USA
8. Sir Alister Hardy Foundation for Ocean Science; Plymouth; UK