A rib / training dive with Clive & Ted at Bass Rock, North Berwick.
Training dive for Advanced Nitrox Course.
- Practice of ascent using dSMB and deco gas. Safe switch of gas and deployment of dSMB mid-water. Controlled safety stop at 9m and 6m.
Main Cylinder: Nitrox 21 (air)
Pony Cylinder side-slung: Nitrox 25