Cesar B Rocha, Woods Hole Oceanographic Institution, Woods Hole, MA, United States, J. Thomas Farrar, Woods Hole Oceanographic Inst, Department of Physical Oceanography, Woods Hole, MA, United States, Andrey Shcherbina, Applied Physics Laboratory University of Washington, Kenmore, WA, United States, Eric A. D'Asaro, University of Washington, Applied Physics Laboratory, Seattle, WA, United States and H. Hawkeye King, Saildrone Inc., Alameda, United States