Uploaded September 2022 | Updated September 2026, 3 weeks ago

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As a service of EDF, Helsel EU collected O2 samples/measurements, O2/emitter measurements, bathymetry and samples for turbidity analysis in the Roche qui boit reservoir and upstream laboratories.

Using the drone in boat mode turns the drone into a RC boat after landing and greatly extends its battery life to over 1 hour. Two operations were performed, one using an O2 probe and transmitter, and the other using an echo sounder to obtain data on the evolution of wake/bed depth.

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