Water also distorts your ability to judge the distance of a noise source. Boat traffic is only one of the hazards of surfacing. At the end of a dive you will be tired and will have the least amount of air remaining in your tank. Too rapid an ascent can result in air embolism, an extremely dangerous medical situation. Inexperienced divers should always dive with an experienced buddy.
Scuba diving is a great sport, but it can be very hazardous to an inexperienced or careless diver.
Never dive alone. Beginning divers should always get training from a licensed instructor. Inc. How things get done. Use of this Web site constitutes acceptance of the eHow Terms of Use and Privacy .