Generated using version 3.2 of the official AMS L A T E X template Estimates of Ocean Macro-turbulence: Structure Function and 1 Spectral Slope from Argo Profiling Floats 2 Katherine McCaffrey * National Oceanic and Atmospheric Administration, Earth Systems Research Laboratory, Physical Sciences Division, Boulder, CO 80305, USA 3 and Baylor Fox-Kemper Department of Earth, Environmental, and Planetary Sciences, Brown University, Providence, RI 02912, USA Cooperative Institute for Research in Environmental Sciences, Boulder, CO 80309, USA Gael Forget Program in Atmospheres, Oceans and Climate, Massachusetts Institute of Technology, Cambridge, MA 02139, USA 4 * Corresponding author address: Katherine Lynn McCaffrey (formerly of the University of Colorado at Boulder), NOAA-ESRL, 325 Broadway, Boulder 80305. E-mail: katherine.mccaffrey@noaa.gov 1