HP Hartmann added the topic Switching Regulators with one Hand to the Lesson Essential Dive Skills in the group Basic Side Mount Open Water Diver

HP Hartmann added the topic Helicopter Turns to the Lesson Propulsion Techniques in the group Basic Side Mount Open Water Diver

HP Hartmann added the topic 360° lateral Turns to the Lesson Propulsion Techniques in the group Basic Side Mount Open Water Diver

HP Hartmann added the topic 360° vertical Turn to the Lesson Propulsion Techniques in the group Basic Side Mount Open Water Diver

HP Hartmann added the topic Use of your expandable Pouch to the Lesson Essential Dive Skills in the group Basic Side Mount Open Water Diver