Many of them spit in their masks, which they say helps prevent fogging up. Kerry, who said said the water temperature on the bottom was between 62 and 65 degrees, said a school of fish swam over the divers and jellyfish were everywhere during the dives. Duke of Edinburgh.
I trusted that I would come out again and I did," she said, recalling the way the sharks came upon the group from behind, peering curiously at the divers.
Halfway through the water session, the students come up for a break and a briefing on the side of the cove before going down for the second dive.
The Cadet training program is exciting and varied, encompassing a range of activities such as scuba diving, rock climbing, abseiling, archery, navigation in the bush and camp craft.
By adding air to an internal bladder, you rise toward the surface; by venting air from it, you sink toward the bottom.
Equipment can also be bought used, or rented. The Divers' Den course runs for three weeks. Our outdoor learning programs place emphasis on teaching boys how to explore, engage and care for the natural world.
The second stage of a scuba diving regulator. The Cadet program is an opportunity to develop endurance, physical fitness and mental strength and character. Through the use of precision manufacturing, high tech materials and intensive testing, modern regulator design is efficient and reliable, and with proper maintenance and care, modern second stages will provide years of dependable operation. I just love those "ah-ha! He was reminded of the television series "Sea Hunt," about a former navy frogman who became a free-lance undersea investigator.
The depth gauge tells you where you are in the water column. An illustrator and graphic designer, Graf said she records her underwater experiences through her art.
Students will need to be "neutrally buoyant" in the water, meaning they will need to adjust the buoyancy control device on their vests to prevent them from sinking to the bottom. BC stands for buoyancy compensator. As the diver exhales, air is expelled through the exhaust valves.