Articles

SCUBA Diving and Asthma

by Nerissa Penfold

For as long as I can remember I wanted to SCUBA dive. I remember being fascinated by my dad’s cylinders of air with yellow flaking paint and belts of lead weights that lay around the house, and the promise of what lay beneath the surface of the sea. As luck would have it, by the time I seriously started thinking about diving I had been diagnosed with adult asthma.

The Eastern Blue Groper - The friendliest fish in the sea.

by Kade

I'm not sure whether it is correct to imply that a fish isfriendl, but the Eastern Blue Groper certainly is inquisitive. Found on rocky reefs from Hervey Bay to Wilsos Promontory, Eastern Blue Gropers have what is nothing short of celebrity status ... WINNER best story August 2003

Working with HMI lights

by Scuba Diver Australasia

HMI technology is not new. It evolved in the late 1960s when lamp developer Osram began producing HMI bulbs for the film industry at the request of German television seeking a less expensive alternative to incandescent lights. Ironically, HMI is now much more expensive than halogen and tungsten.