Diving allows an opportunity to be with our own thoughts and provides the peace necessary to stop and appreciate the natural beauty of the world around us.
Part of the underwater world’s charm is its relative silence, the opportunity that it gives us to escape from the incessant ringtones and alarms of life on land. That we can’t communicate as we usually do can also pose problems underwater. Your entry-level scuba course would have taught you basic hand signals to convey important messages underwater signals are the backbone of a recreational diver’s underwater communication, and the longer you dive, the more intricate and elaborate your repertoire will become.
joining the thumb and index fingers to form a loop, and extending the third, fourth, and fifth fingers. This signal can be used as both a question and a response. The "Okay" signal is a "demand-response" signal, meaning that if one diver asks another diver if he is okay, he respond with either an "Okay" signal or the communication that something is wrong. The "Okay" hand signal should not be confused with the "Thumbs-up" signal, which in scuba diving means "end the dive."