Proficiency in underwater communication is t only a vital part of scuba diving training, it also makes diving a much more enjoyable and safer experience. Scuba Diving Hand Signals intends to support beginning recreational scuba divers in learning underwater communication via hand signals. More than 240 commonly used gestures are illustrated and grouped into eight categories:
Problem and emergency signals
Air Pressure and number signals
Underwater wildlife signals
Underwater wildlife signals are accompanied by QR codes that provide access to supplemental online resources.