ABC diving in the tropics. Most of the diving is done from a boat. The water in the sea is a very high degree of transparency. Before dive instructor conduct the briefing.
The instructor discusses and explain the place, time and depth of a dive. Also discusses the belay system for emergencies and diving signs. Usually begins with diving swimming against the current, with the current flowing back. Signal to back on the boat is at a given time, a sign of leading a group or with a fixed amount of air in the cylinder (ie. half of the air).
In many dive centers dive done viewing. Take the diving license and logbook- record of the dives. Top dive equipment in their own turn-key are-jacket, regulator, and of course suit. The maximum weight of equipment in the aircraft baggage is 20 kg-how to select equipment: Read more: Passenger equipment-we reduce weight, because we fly (part 1)
Use of octopus is now the standard of safety. It should be with each adapter DIN / INT, flashlight and spare batteries. When snorkeling be sure to scarf or other head covering.