• Multibeam echo sounder EM2040
• Sub-bottom profiler Echoes 5000 Ixblue/IFREMER
• Fluxgate magnetometer, 3 axes
• Current profiler, ADCP DI WH 300, 600 and 1200 kHz
• CTD sensor (conductivity, temperature and depth)

Examples of “user” payloads

• Gravimeter (UBO/ESGT/Mappem Geophysics)
• Spectrometer RAMAN + Fisheries echo sounder EK60 used as a plume detector (IFREMER)
• EH sensor (measuring redox potential)