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    Federal
CTD and sound speed profile data acquired in support of hydrographic multibeam surveys to meet NOAA/NOS, Office of Coast Survey charting requirements
National Oceanic and Atmospheric Administration, Department of Commerce —
Multiple sensors are used to acquire sound speed profiles in the survey areas assigned to the ships and navigation response teams. Some vessels have CTDs and acquire... - 
  
    Federal
H12749: NOS Hydrographic Survey , 2015-05-21
National Oceanic and Atmospheric Administration, Department of Commerce —
The National Oceanic and Atmospheric Administration (NOAA) has the statutory mandate to collect hydrographic data in support of nautical chart compilation for safe...