1. U.S. Army Engineer Research and Development Center, Coastal and Hydraulics Laboratory, Field Research Facility, Duck, NC, USA
2. Applied Physics Laboratory, University of Washington, Seattle, WA, USA
3. Coastal Observing Research and Development Center, Scripps Institute of Oceanography, University of California at San Diego, La Jolla, CA, USA
4. Langrangian Drifter Laboratory, Scripps Institute of Oceanography, University of California at San Diego, La Jolla, CA, USA