Dive sites
Bottlewasher Artificial Reef
Darwin Offshore & Artificial Reefs · NT · Artificial Reef · Boat (day trip)
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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.
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Dive sites
Boulder Reef (Cooktown)
Far Northern Reef & Torres Strait · QLD · Reef · Boat (day trip)
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Boulders (Flynn Reef)
Cairns · QLD · Wall · Boat (day trip)
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Boullanger Island & Jurien Bay Lagoon Reefs
Turquoise Coast · WA · Island · Boat (day trip)
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Boult Reef
Lady Musgrave & Bunker Group · QLD · Reef · Boat (multi-day/liveaboard)
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Bounty Divers
Norfolk Island · EXT
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Bowen Island Multilevel
Jervis Bay · NSW · Reef · Boat
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Bowl Reef
Townsville & Magnetic Island · QLD · Reef · Boat (multi-day/liveaboard)
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Boyds Tower Reef
Eden & Green Cape · NSW · Reef · Boat
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Boyinaboat Reef
Perth · WA · Reef · Shore or Boat
Explore →Glossary
Boyle’s law
For a fixed amount of gas at constant temperature, pressure and volume vary inversely.
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Bradleys Head (shore reef)
Sydney Harbour · NSW · Shore/Rock Platform · Shore
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Brahmin (King Island)
King Island · TAS · Wreck · Boat
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Brampton Island
Mackay · QLD · Island · Boat
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Brays Rock
Sunshine Coast · QLD · Reef · Shore or Boat
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Breaksea Island
Albany & Great Southern · WA · Island · Boat (day trip)
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Breaksea Island Southern Dropoff
Albany & Great Southern · WA · Wall · Boat (day trip)
Explore →Glossary
Breathing gas
Gas intended for breathing during the activity; its composition and suitability must be established.
Explore →Beginner lessons
Breathing gases are not interchangeable
Recognise why a gas name implies training and limits.
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Bremer Bay – Fishery Beach & Glasse Island
Albany & Great Southern · WA · Reef · Shore or Boat
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Bremer Bay Dive
Bremer Bay · WA
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Bremer Canyon (orca expeditions)
Albany & Great Southern · WA · Seamount · Boat (day trip)
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Bremer Island
East Arnhem Land & Gove · NT · Island · Boat (day trip)
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Bremner Point (Geoffrey Bay Headland)
Townsville & Magnetic Island · QLD · Shore/Rock Platform · Shore
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