Black light and marine life

Article Abstract:

Underwater photographers getting bored of conventional marine photography should consider ultraviolet light photography. The use of ultraviolet (UV) light illuminates a wide range of marine life invisible to the naked eye. UV light causes many substances and marine fauna to fluoresce.

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DEMA, expert witnesses and earthquakes

Article Abstract:

The 1996 Diving Equipment and Marketing Assn. Show featured booths which chronicled the development of underwater breathing equipment. In addition, several interesting diving publications and handbooks were also showcased.

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Avoiding DCS; more on earthquakes

Article Abstract:

Safe ascents from all dives under any situation are not guaranteed despite the latest information on decompression sickness (DCS) prevention. Currently, there is a 0.5-3% chance of DCS in some dives.

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