1. Joint Institution for the Study of the Atmosphere and OceanUniversity of Washington and NOAA/Pacific Marine Environmental LaboratorySeattle WA USA
2. NOAA/Pacific Marine Environmental LaboratorySeattle WA USA
3. Oregon State University and NOAA/Pacific Marine Environmental LaboratoryHatfield Marine Science CenterNewport OR USA
4. GEOMAR, Helmholtz Centre for Ocean Research, Kiel, Germany and Department of Earth SciencesUniversity of OttawaOttawa ON Canada
5. School of OceanographyUniversity of WashingtonSeattle WA USA