Glossary
First stage
The regulator component connected to the cylinder valve that reduces supply pressure to an intermediate pressure.
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.
259 results matching “Equipment”Read each page’s review status
Guides
Flying After Diving in Australia
How to build conservative surface time into reef, liveaboard and remote-island itineraries without turning the final dive into a travel deadline.
Explore →Safety guides
Gas analysis and identification
The cylinder you intend to breathe must match the gas you have planned for.
Explore →Beginner lessons
Gas awareness and the shared plan
Understand why gas information belongs in training and planning.
Explore →Safety guides
Gas density and work of breathing
Depth changes how demanding it can be to move breathing gas through the system.
Explore →Beginner lessons
Gauges and units
Distinguish cylinder pressure from depth.
Explore →Your First 20 Dives
Get more from a dive briefing
Prepare questions that connect a site description to the outing you are actually joining.
Explore →Dive centres
Go Dive Brisbane
Windsor · QLD
Explore →Dive centres
Go Dive Tasmania
Hobart · TAS
Explore →Your First 20 Dives
Have a useful conversation with a new dive buddy
Make expectations explicit without turning the buddy briefing into a rushed list of assumed agreements.
Explore →Beginner lessons
Heat and comfort
Understand why exposure protection is part of planning.
Explore →Beginner lessons
How much time should you leave for a scuba course?
Plan around the whole learning day, with room for study, travel, feedback and changes.
Explore →Guides
How to Choose a Dive Centre
The most useful question is not which centre is best — it is which centre suits what you actually want to do.
Explore →Guides
How to Choose a Divemaster Internship
Compare mentoring, real course involvement, workload, total cost and employment claims before committing weeks or months to a professional programme.
Explore →Guides
How to Choose a Technical Diving Instructor
Evaluate current diving, configuration, failure standards, mentoring and local support before comparing agency logos.
Explore →Guides
How to compare dive-trip quotes without missing the extras
Build a like-for-like comparison of Australian dive-trip quotes, including hire, transfers, guiding, cancellation terms and the real total.
Explore →Safety guides
Hypoxia and inadequate oxygen
Too little oxygen can cause loss of consciousness, potentially without a useful warning.
Explore →Beginner lessons
Just got scuba certified? Here’s what comes next
Turn your first qualification into a thoughtful plan for more diving, useful feedback and new experiences.
Explore →Your First 20 Dives
Keep a logbook that helps you learn
Record the context, feedback and unresolved questions that make the next dive better organised.
Explore →Courses
Learning to Dive
What entry-level scuba training actually involves, and how to judge a course before you book it.
Explore →Guides
Learning to Dive: Tropical vs Temperate
Certifying in Cairns or in Melbourne produces different divers — here is how, and why it matters.
Explore →Guides
Liveaboard Diving in Australia
How Great Barrier Reef, Coral Sea and remote Australian liveaboards differ — and what to compare beyond the advertised number of dives.
Explore →Glossary
Logbook
A record of diving experiences, factual details and learning reflections.
Explore →Safety guides
Low visibility and night diving
Less visual information changes navigation, communication and team spacing.
Explore →Looking for a place or an operator?
Use the dedicated directories for state and dive-type filters.
Search dive sitesSearch dive centres