Courses
NAUI Night & Limited Visibility Diver
Learn planning and techniques for diving with reduced visual information.
Explore →THE DIVER’S RESOURCE CENTRE
Better questions. Useful answers.
Find a lesson, look up a word, check the forecast or find the manual for your gear. Bring your next diving question here.
FIND YOUR NEXT ANSWERNEW / INTERACTIVE TOOLS
Planners, checklists & logs
Eight tools to organise a trip, compare courses, keep equipment records and prepare useful notes.
Open the tools →01 / BEFORE YOU TRAVELWeather & dive preparation
Official forecasts, tide information and a worksheet to take to your briefing.
Open the preparation resources →02 / KNOW YOUR EQUIPMENTManuals & manufacturer support
Find the correct documents for your model and prepare a useful support enquiry.
Find your brand →Search places, operators and learning
Search Australian dive sites, dive centres, regions, published guides, courses and definitions in one place. Filter by type to narrow your results.
551 results matching “Wreck”Read each page’s review status
Guides
Nitrox Fills
Standard mixes, custom blending, and why a simple yes or no is not enough information.
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Nitrox vs Air
What Nitrox actually does, what it does not do, and when the extra cost is justified.
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Open Water vs Advanced Open Water
What the second certification actually gives you, and whether it is worth taking straight away.
Explore →Safety guides
Overhead environments
A physical barrier above you changes the escape problem, even when the surface is nearby.
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PADI Advanced Open Water Diver
Try different types of diving with an instructor and develop experience beyond entry-level training.
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PADI Deep Diver
Develop planning and awareness for deeper recreational dives under appropriate instruction.
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Responsible Diving in Australian Marine Parks
A practical code for wildlife distance, anchoring, collecting, photography and local rules across protected Australian waters.
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Returning after a break
Return gradually enough to discover rusty skills in a supported setting.
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Returning to Diving After a Break
A practical way to rebuild comfort, buoyancy and equipment familiarity before making the destination dive the checkout dive.
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Shore Diving vs Boat Diving
In Australia, shore diving is not a fallback — in several states it is the main event.
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Sidemount Diver
Carrying cylinders at your sides — redundancy, streamlining and access through restrictions.
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Sidemount vs Backmount Twinset
Two ways to carry redundant gas, and what actually drives the choice.
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SSI Advanced Open Water Diver
Explore five specialty training dives, including deep diving and navigation, in SSI’s current programme.
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SSI Deep Diving
Develop the planning and awareness needed for deeper recreational diving.
Explore →Dive centres
Sunreef Mooloolaba
Mooloolaba · QLD
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Tangalooma Island Resort
Moreton Island · QLD
Explore →Safety guides
The commitment of planned decompression
Planned decompression creates an obligation that may prevent a straightforward ascent to the surface.
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Trimix
Helium in the breathing mix — and the gas logistics that determine whether a trip is possible.
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Trimix Diver
Adding helium to manage narcosis, oxygen exposure and gas density at depth.
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Types of Dive Businesses
Full-service centres, training schools, destination operators, charters, resorts and technical facilities are different things.
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Why deeper diving changes the risk
Depth can combine faster gas use, greater breathing demands, impaired judgement and less time within no-stop limits.
Explore →Dive centres
Yongala Dive
Alva Beach · QLD
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