Shallow Water Solutions

  • Knudsen Sounder Series offer the industry's best and favorite choice for all standard hydrographic survey requirements.
  • Flexible system architecture provides a multi-task cost effective tool to do both bathymetric survey and hull mount side scan requirements.
  • Serious tool for serious scientists

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Darren Gibson working with the Knudsen 320M echosounder.

The 320M's ease of use, breakthrough technology and dependability have made it the industry standard worldwide.



  • Meets IHO (International Hydrographic Organization) Standards
  • Frequencies 24 kHz. to 210 kHz.
  • Water depths from less that 1 foot to 1000 metres (when using 24 kHz)
  • Used for survey mapping requirements, pre/post survey dredge operations, navigation
  • Various models of transducers available for permanent survey launch installations and/or portable over-the-side installations
  • Built- in interface to all standard survey peripherals (gps, heave, datalogger)
  • USB connectivity to computers
  • SounderSuite Windows Application Software included
  • SideScan option
320M and Sounder Series Echosounders.