1. Bigelow Laboratory for Ocean Sciences, East Boothbay, ME 04544, USA.
2. School of Engineering and Applied Sciences, Harvard University, Cambridge, MA 02138, USA.
3. Department of Ocean Engineering, University of Rhode Island, 215 South Ferry Road, Narragansett, RI 02882, USA.
4. Monterey Bay Aquarium Research Institute, Research and Development, Moss Landing, CA 95039, USA.
5. PA Consulting, Concord, MA 01742, USA.
6. Department of Natural Sciences, Baruch College, City University of New York, New York, NY 10010, USA.