- Mission leader drafts the preparation dossier and submits it to the French Oceanographic Fleet two months before the start of the cruise and depending on the complexity of the cruises.
- Technical manager (Genavir) organizes a meeting to prepare the cruise and drafts the subsequent report. Convened to the meeting are the mission leader and their colleagues.
- Transmission to DFO_campagnes@flotteoceanographique.fr the "lettre d'engagement", of the mission leader. In case of missing, 2 month before the mission, the mission could be canceled.
At least 2 months before the start of the cruise:
2 weeks before: requests a shipping report from the French Navy