Diving Blog
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Stay informed with diving tips, safety guides, and destination reviews
Finding Dive Buddies and Clubs in Australia
By ScubaDownUnder Team
Where to find dive buddies and clubs across Australia: university and community clubs, shop social dives, online groups and buddy etiquette basics.
Seal Rocks Grey Nurse Sharks, NSW
By ScubaDownUnder Team
At Seal Rocks, the sharks are almost a certainty. Drop onto the gutters of Big Seal or circle the caves of Little Seal and, more often than not, the grey...
Heron Island, Great Barrier Reef
By ScubaDownUnder Team
Some islands you have to work to dive. Heron is not one of them. Step off the beach of this coral cay at the southern tip of the Great Barrier Reef and...
Darwin Catalinas
By ScubaDownUnder Team
Three US Navy Catalinas sunk at their moorings in the 1942 Darwin raid lie in East Arm, and one of them is closed waters needing Heritage Branch permission.
Blairgowrie Pier, Mornington Peninsula
By ScubaDownUnder Team
At first glance Blairgowrie Pier is unremarkable, a working jetty beside a marina on the calm inner shore of Port Phillip Bay. Drop beneath it, though, and...
Tangalooma Wrecks, Moreton Island
By ScubaDownUnder Team
Most of Australia's great wreck dives demand a boat, a certification card and a tolerance for depth. The Tangalooma Wrecks demand a walk along a beach. Just...
What Scuba Gear to Buy First
By ScubaDownUnder Team
Not sure which scuba gear to buy first? This Australian buy-versus-rent guide covers what new divers should own, what to keep renting, and upgrade order.
Lady Musgrave Island, Great Barrier Reef
By ScubaDownUnder Team
Most of the Great Barrier Reef keeps its lagoons to itself, ringed by reef and closed to boats. Lady Musgrave is the exception. Here a coral cay sits at the...
Best Liveaboard Diving in Australia
By ScubaDownUnder
Australia's best reefs sit too far offshore for day boats. Here are the five liveaboard regions worth planning a trip around: the Great Barrier Reef and Ribbon Reefs, the Coral Sea, Rowley Shoals, Ningaloo, and the SS Yongala, with seasons, trip lengths, and the certification each one suits.
Lady Elliot Island, Great Barrier Reef
By ScubaDownUnder Team
Few dives begin with the certainty of Lady Elliot. Drop onto the Lighthouse Bommie in the cooler months and the question is rarely whether a manta ray will...
Ex-HMAS Tobruk Wreck, Hervey Bay
By ScubaDownUnder Team
An hour out from Hervey Bay, well past the shelter of K'gari and over open ocean, the boat slows and ties onto a mooring above what looks like nothing but...
Osprey Reef, Coral Sea
By ScubaDownUnder Team
There is a moment at North Horn that divers describe the same way years later. You drop down the reef to the lip of the wall, settle onto a natural...
Your First 10 Dives After Certification
By ScubaDownUnder Team
How to bridge the gap after certification: easy conditions, shop dives versus buddy dives, logging, gear familiarity and when to move on to AOW.
Choosing Your First Mask, Snorkel and Fins
By ScubaDownUnder Team
How to choose your first mask, snorkel and fins for Australian diving: shop fit tests, frameless versus framed, fin and boot choices, and budget tiers.
Rescue Diver: The Course Worth Doing
By ScubaDownUnder Team
Why divers call Rescue the best course they ever did: self-rescue skills, buddy assists, scenario training, prerequisites and costs in Australia.
Is Advanced Open Water Worth It?
By ScubaDownUnder Team
An honest cost-benefit look at Advanced Open Water: the 30 metre unlock, which Australian dive sites require it, when to do it and when to wait.
Lonsdale Wall, Port Phillip Heads
By ScubaDownUnder Team
The water at the entrance to Port Phillip Bay does not sit still. Twice a day, the entire bay drains and refills through a single narrow gap called the Rip,...
PADI Course Levels Explained
By ScubaDownUnder Team
From Open Water to Instructor: what each PADI level costs in Australia, how long it takes, what it unlocks, and how the ladder maps to SSI courses.
Ex-HMAS Hobart Wreck, Yankalilla Bay
By ScubaDownUnder Team
Four nautical miles off the Fleurieu Peninsula, in the green water of Yankalilla Bay, a guided missile destroyer stands upright on the sand. The ex-HMAS...
Pimpernel Rock, Solitary Islands
By ScubaDownUnder Team
Forty nautical miles off the New South Wales coast, a mountain rises out of the deep and stops just short of the surface. Pimpernel Rock is a submerged...