Diving Blog
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Stay informed with diving tips, safety guides, and destination reviews
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…
Angourie Back Beach Dive Guide
By ScubaDownUnder Team
Volcanic swim-throughs and vibrant reef life near Yamba
Aldinga Drop-off Dive Review: Wall Diving on Adelaide’s Doorstep
By ScubaDownUnder Team
Dramatic reef walls and marine life just 40 minutes from Adelaide The Aldinga Drop-off is one of South Australia’s most visually striking dive sites, offering vertical reef walls, temperate marine life, and excellent visibility in calm conditions. Situated off the Fleurieu Peninsula, it combines the accessibility of a suburban dive with the adventure of deeper reef diving. Whether you're into pho…
American River Wharf Dive Site Guide
By Tim Barnes
Quiet jetty dive with seahorses, squid and sandy seagrass bedsThe American River Wharf on Kangaroo Island offers an understated but rewarding diving experience for those willing to slow down and look closely. Located on the sheltered north coast of the island, this small timber jetty overlooks the tranquil waters of Eastern Cove and serves as an ideal entry point for macro enthusiasts and beginne…
Exploring Albany’s Underwater Secret: The Artificial Reef
By ScubaDownUnder Team
An accessible wreck and reef adventure in Western Australia’s south. Just 7 kilometres off the rugged coastline of Albany lies an unexpected but thoroughly captivating dive site, the **Albany Artificial Reef**. Purpose-sunk and teeming with life, this manmade marine haven offers divers a rare mix of wreck, reef, and conservation success stor
Cod Hole Dive Site Review, Great Barrier Reef, Australia
By ScubaDownUnder Team
Swim with giant potato cod on the Ribbon Reefs. Australia’s Cod Hole is one of the Great Barrier Reef’s most iconic dive sites, renowned for its close encounters with giant potato cod and vibrant coral gardens. Located at the northern end of the Ribbon Reefs off Queensland’s Cape York Peninsula, this world-class site blends thrilling marine life interactions with dazzling underwater scenery. It's…
Scuba Equipment Buy vs Rent: 2025 Guide for Aussie Divers
By ScubaDownUnder Team
Buying dive gear is a thrill; lugging a heavy kit you rarely use is not. This guide helps beginner-to-intermediate Australian divers weigh up what to own and what to hire, saving cash, baggage space, and headaches along the way. New to diving? Learn which pieces of scuba equipment are worth buying, which are cheaper to rent, and how to decide based on cost, safety, and convenience.
Diving the Wild Edge of Australia: Ningaloo Reef
By ScubaDownUnder Team
The Ningaloo Reef, curving along Western Australia’s remote Coral Coast, is one of the last great oceanic wildernesses. A UNESCO World Heritage site and Australia’s largest fringing reef, it stretches 260 kilometres from Red Bluff to the Muiron Islands, skimming the shore so closely you can swim to it from the beach. Unlike its big brother the Great Barrier Reef, Ningaloo is less developed, more…
Wedge Island Drift Dive Site Guide | Wedge Island, SA, Australia
By ScubaDownUnder Team
A tidal drift dive along the exposed reef walls of Wedge Island in lower Spencer Gulf, delivering exceptional visibility, diverse sponge communities, and the...