Diving in Katiala Finland january 2014

video shooting Irina Yakobson Underwater video shooting Sergey Kravchuk Divers Eero Lagle Trimix Diver Toomas Oper Trimix Diver Kersten Uibo Adv. Nitrox Diver Danel Pähnapuu Adv. Nitrox Diver Madis Tapupere Adv. Nitrox Diver Harry Kadak CCR Trimix Trimix instructor Toomas Valge Trimisx instructor Sergey Kravchuk CCR Diver ER instructor Alexandr Ponarin CCR Diver Studio “Оcean“ School of Technical Diving “Saint-Peter