1. Department of Earth Sciences and Ocean Processes Analysis Laboratory University of New Hampshire Durham NH USA
2. National Oceanic and Atmospheric Administration (NOAA), Ocean Acidification Program Silver Spring MD USA
3. Rosenstiel School of Marine and Atmospheric Science University of Miami Miami FL USA
4. Department of Marine Sciences University of Puerto Rico Mayagüez PR USA
5. Caribbean Coastal Ocean Observing System, NOAA Magueyes Island, Lajas PR USA
6. Atlantic Oceanographic and Meteorological Laboratory, NOAA Miami FL USA
7. Pacific Marine Environmental Laboratory, NOAA Seattle WA USA
8. Joint Institute for the Study of the Atmosphere and Ocean University of Washington Seattle WA USA