underwater navigation

The Shark Island Mine

In 1975 the entry level diving course that we taught was of four weeks duration and included two evening theory sessions per week with the Saturdays and Sundays given over to practical diving instruction. A standard part of the course… Read More ›

The Working Diver

A well respected commercial diving supervisor working on the offshore oil and gas rigs once told me that, ‘the ability to dive is not a panacea for the skills one lacks.’; a piece of wisdom that’s often overlooked by those… Read More ›

Heroes and Villains

As somebody once pointed out, heroes are just ordinary people who do extra-ordinary things. That might well be the case. But in an activity like diving, (where nothing should ever be taken for granted), it’s important to choose role models… Read More ›