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RED SEA TECHNICAL DIVING A PERSONAL PERSPECTIVE

I first dived the Red Sea just after Moses and the Israelites had crossed it. No, that’s an exaggeration but now it does seem like a very long time ago.
Scuba-diving was in its infancy and most of the experienced dive-guides had learnt their business from being backpackers who had a go at diving. They did a lot of diving and had a tremendous amount of experience together with masses of in-water confidence, yet their theoretical knowledge of diving could be a little sparse.
The calm clear deep water invited the intrepid to go deep. There soon grew up among dive-guides a deep-diving culture that was to claim many lives. The Blue Hole at Dahab regularly claimed divers and, in those days, military ‘helium-divers’ from the Israeli were called in to recover the bodies.

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Backplate & Wing Systems: Advantages & disadvantages?

backplate and wing (often abbreviated as BP&W or BP/W) is a type of scuba harness with an attached buoyancy compensation device (BCD) which establishes neutral buoyancy underwater and positive buoyancy on the surface. Unlike most other BCDs, the backplate and wing is a modular system, in that it consists of separable components. The core components of this system are:

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