1. Ocean and Climate Physics Division, Lamont‐Doherty Earth Observatory Columbia University Palisades NY USA
2. National Oceanic and Atmospheric Association, Earth Systems Research Laboratory Boulder CO USA
3. Cooperative Institute for Research in Environmental Sciences University of Colorado Boulder CO USA
4. Department of Marine Sciences University of Connecticut Groton CT USA
5. School of Earth and Environment University of Leeds Leeds UK
6. Department of Oceanography University of Hawaii Honolulu HI USA