Prerequisites :
- Advanced diving skills (min. CMAS** or PADI RESCUE or equivalent)
- Medical certification for scuba diving or medical declaration signed by participant in place
- For minors a confirmation signature of a parent or tutor is needed upon registration
- A ProTec Advanced Nitrox Diver Certificate or equivalent Adv. Nitrox Diver Cards
- More than 10 logged Nitrox dives up to 40m

