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Stay informed with diving tips, safety guides, and destination reviews
South Bondi Reef Dive Site Guide — Bondi, Sydney
By ScubaDownUnder Team
A Sydney shore dive at the south end of Bondi — sandstone gutters, kelp ledges and a curious blue groper community in 5–18 metres beside the city's most famous beach.
Wedge Island Caves Dive Site Guide | Spencer Gulf, SA, Australia
By ScubaDownUnder Team
Submerged limestone cave and cavern systems on the Wedge Island coastline in lower Spencer Gulf, offering exceptional visibility, sponge-covered walls, and a...
Chowder Bay Dive Site Guide — Clifton Gardens, Sydney Harbour
By ScubaDownUnder Team
A sheltered Sydney Harbour shore dive at Clifton Gardens — pygmy pipehorses, octopus and weedy pylons in 2–6 metres of training-friendly water.
Dee Why Wide Dive Site Guide — Northern Sydney
By ScubaDownUnder Team
An offshore Northern Beaches reef in 18–30 m, with a winter grey nurse aggregation and the room to do macro on the deeper ledges.
Diving the Cape Banks Caverns, Botany Bay
By ScubaDownUnder Team
Explore swim-throughs and sponge-covered tunnels in Sydney's wildest bay
Bare Island Dive Guide: Sydney’s Shore Diving Gem in Botany Bay
By ScubaDownUnder Team
Classic Sydney shore dive packed with marine life and heritage charm
Tinsmith Reef Dive Site Guide | Outer GBR, QLD, Australia
By ScubaDownUnder Team
A remote outer Great Barrier Reef platform reef with pristine coral gardens, strong current diving, and open-ocean pelagic species on the outer slopes.
Black Point Reef Dive Guide, Yorke Peninsula's Shallow Secret
By ScubaDownUnder Team
A shallow, tide-sensitive reef dive ideal for beginners, Black Point Reef offers calm waters, kelp gardens, and abundant marine life just off South Australia's Yorke Peninsula. Perfect for relaxed exploration and macro photography.
Cape Cavern - A moody, rocky playground for the seasoned Sydney diver
By ScubaDownUnder Team
Cape Banks Caverns deliver an eerie, dramatic dive framed by towering rocky overhangs, kelp forests and winding swim-throughs. Located at the edge of Botany Bay National Park, this advanced shore dive rewards careful planning with cathedral-like tunnels, thriving sponge gardens and frequent grey nurse shark sightings.
Port Neill Jetty Dive Site Guide | Eyre Peninsula, SA, Australia
By ScubaDownUnder Team
A small Eyre Peninsula township jetty on the western shore of Spencer Gulf with clear lower-gulf water, sea dragons, and the accessible jetty community that ...
Drift with the Seals: Diving Montague Island, Narooma
By ScubaDownUnder Team
Seal encounters, shark sightings, and clear temperate waters off NSW
Crystal Clear: How to Predict Visibility at Your Next Dive Site Like a Pro
By ScubaDownUnder Team
Planning a scuba dive is about more than just tanks and tides. If you want jaw-dropping underwater footage, vibrant marine encounters, or simply a safer, more enjoyable experience, one factor trumps all: visibility. Yet predicting underwater visibility can feel more like dark art than science, especially when conditions change by the hour. But what if you could reliably forecast visibility befor…
Blizzard Ridge: Drifting through Colour and Coral on Ningaloo’s Secret Slope
By ScubaDownUnder Team
Dramatic coral slopes and drift diving perfection on the outer Ningaloo. Located on the seaward edge of Ningaloo Reef, Blizzard Ridge is a dive site that lives up to its name with a flurry of reef life, swirling currents, and coral canyons that spill down the slope like an avalanche of colour. One of the lesser known but most thrilling dives in Western Australia, it combines the pristine beauty o…
Black Rock Dive Site, Forster, NSW
By ScubaDownUnder Team
Just off the coast of Forster in New South Wales lies Black Rock, a striking offshore dive site offering dramatic underwater topography, pelagic encounters and vibrant reef life. It’s not the most beginner-friendly site due to its exposed position and boat-only access, but for certified divers chasing thrilling east coast diving without the crowds, Black Rock delivers a rewarding adventure with s…
Arrawarra Headland Dive Site Guide — Coffs Coast, NSW
By ScubaDownUnder Team
A subtropical shore dive on the Solitary Islands Marine Park edge — turtles, nudibranchs and clear sandstone country in 2–8 metres of warm Coffs-coast water.
Oak Park Dive Site, Sydney's Hidden Gem
By ScubaDownUnder Team
Discover Sydney’s top shore dive at Oak Park, Cronulla, easy access, vibrant marine life, and ideal for beginner to intermediate scuba divers.
Point Labatt Dive Site Guide | West Coast SA, Australia
By ScubaDownUnder Team
A headland on the west coast of Eyre Peninsula with a permanent Australian sea lion colony above the waterline and reliable sea lion encounters in the water ...
Scuba Dive Regulators Explained
By ScubaDownUnder Team
Scuba regulators are the unsung heroes of every dive. Whether you're exploring coral canyons or muck-diving off a jetty, your regulator quietly ensures every breath you take underwater is effortless and safe. In this guide, I’ll explain how regulators work, what components make them up, the key features and functions available, and what to consider when choosing one
Diving Ardrossan Barge, Yorke Peninsula, South Australia’s Accessible Wreck Reef
By ScubaDownUnder Team
Ardrossan Barge is a scuttled hopper barge resting upright in twenty metres of Gulf St Vincent water, one nautical mile south of the protected Zanoni wreck and seventeen kilometres off Ardrossan on the Yorke Peninsula. Purpose sunk in April 1984, the steel hull and its cargo of steel pipes have blossomed into a compact reef that rewards visiting divers with good visibility, prolific schooling fis…