The oceanographic fleet management is made up of:

• the Naval Operations Centre (DFO/PON):
• the Vessels and On-board Systems unit (NSE) that is organised into two departments:
  • Underwater Acoustics and Information Processing (ASTI),
  • Vessel and Equipment department (NE),
• the Underwater Systems unit (SM) that is organised into three departments:
  • Positioning, Robotics, Acoustics, Optics department (PRAO),
  • On-board Electrical and Electronic Systems department (SEEE),
  • Intervention Engineering and Mechanical Developments department (IIDM).