Uploaded August 2018 | Updated September 2026, 1 week ago

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A slightly long video showing the steps to create a 2D or 3D map of a lake. The vehicle is an EAMS Lab (elab.co.jp) low cost drone boat with a Cube autopilot, ECT400 echosounder from EchoLogger.com and thrusters from BlueRobotics.com. ReefMaster was used to create the 2D and 3D maps.
A blog post is here: discuss.ardupilot.org/t/mapping-a-lake-with-ardupilot
Build instructions: ardupilot.org/rover/docs/reference-frames-boogieboard-boat.html