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The Definitive Map: Navigating the Hubs of Bass Point
Dive Sites 18/02/2026

The Definitive Map: Navigating the Hubs of Bass Point

By ScubaDownUnder Team

Explore the volcanic basalt of Bass Point, Shellharbour. From the sheltered Gut to the shark filled Bushrangers Bay, discover NSW’s premier shore diving for every skill level.

Dive Sites 16/02/2026

Streaky Bay Jetty Dive Site Guide | Eyre Peninsula, SA, Australia

By ScubaDownUnder Team

A jetty in one of the Eyre Peninsula's most appealing coastal towns, with clear bay water, sea dragons, and the sea lion encounters that the bay's resident p...

Dive Sites 08/02/2026

Port MacDonnell Breakwater Dive Site Guide | Limestone Coast, SA, Australia

By ScubaDownUnder Team

A working fishing port breakwater on South Australia's southernmost coast, with cold Southern Ocean water, diverse encrusting life, and a temperate reef comm...

The Sand-Dwellers of Cabbage Tree Bay: A Deep Dive into the Eastern Fiddler Ray
Marine Life 08/02/2026

The Sand-Dwellers of Cabbage Tree Bay: A Deep Dive into the Eastern Fiddler Ray

By ScubaDownUnder Team

Dive into Shelly Beach’s sandy "ecotone" to discover the Eastern Fiddler Ray: a geometric evolutionary marvel and docile resident of Sydney’s thriving Cabbage Tree Bay.

Mudjimba Island (Old Woman Island) Dive Site Guide | Sunshine Coast, QLD, Australia
Dive Sites 01/02/2026

Mudjimba Island (Old Woman Island) Dive Site Guide | Sunshine Coast, QLD, Australia

By ScubaDownUnder Team

A protected rocky island reserve off Maroochydore offering accessible reef diving with resident turtles and diverse subtropical marine life.

Dive Sites 24/01/2026

Thistle Island Wall Dive Site Guide | Spencer Gulf, SA, Australia

By ScubaDownUnder Team

A remote island wall dive in southern Spencer Gulf with the best visibility in the gulf system, strong current potential, and a temperate reef community rare...

Dive Sites 17/01/2026

Weebubbie Cave Dive Site Guide | Nullarbor Plain, WA, Australia

By ScubaDownUnder Team

One of the deepest and most extensively explored freshwater cave systems on the Nullarbor Plain, holding world-class visibility and a subterranean environmen...

Port Giles Jetty: Closed to Divers
Dive Sites 09/01/2026

Port Giles Jetty: Closed to Divers

By ScubaDownUnder Team

Port Giles is a working grain jetty on Yorke Peninsula whose owners now ban diving, fishing and snorkelling. What changed, and where to dive instead.

Moreton Island's China Wall
Dive Sites 03/01/2026

Moreton Island's China Wall

By ScubaDownUnder Team

Kelp-draped rock, caves and a 2 m swim-through on Moreton Island's exposed eastern side, best in winter for grey nurse sharks and humpback song.

Dive Sites 02/01/2026

Whyalla Jetty Dive Site Guide | Whyalla, SA, Australia

By ScubaDownUnder Team

An industrial city jetty in upper Spencer Gulf that produces good macro diving with cuttlefish, sea dragons, and nudibranchs, most rewarding when combined w...

Dive Sites 26/12/2025

Wool Bay Jetty Dive Site Guide | Yorke Peninsula, SA, Australia

By ScubaDownUnder Team

A working grain jetty on the southern Yorke Peninsula with the classic SA jetty fauna of sea dragons, cuttlefish, and nudibranchs in a relaxed, beginner-frie...

Dive Sites 18/12/2025

Second Valley Dive Site Guide | Fleurieu Peninsula, SA, Australia

By ScubaDownUnder Team

A sheltered gulf-side bay on the Fleurieu Peninsula with a short jetty, resident sea dragons, clear water, and an old anchor chain dive that doubles as an ex...

Numbray in the Sand: A Shelly Beach Encounter
Marine Life 17/12/2025

Numbray in the Sand: A Shelly Beach Encounter

By ScubaDownUnder Team

Picture this: You’re gliding over the seagrass meadows at Shelly, the morning light filtering through the green water in long, shimmering curtains. You’ve just passed the usual suspects a school of cheeky Yellowfin Bream and maybe that resident Eastern Blue Groper who thinks he’s a Labrador. You move toward the sandy patches where the reef edge peters out. Most divers cruise right over this "was…

The Crystal Cathedral: Diving Clerke Reef Marine Park, WA
Dive Sites 15/12/2025

The Crystal Cathedral: Diving Clerke Reef Marine Park, WA

By ScubaDownUnder Team

If you were to design the perfect coral atoll in a laboratory, it would look exactly like Clerke Reef.

Shark Cave Dive Site Guide | Rottnest Island, WA, Australia
Dive Sites 11/12/2025

Shark Cave Dive Site Guide | Rottnest Island, WA, Australia

By ScubaDownUnder Team

A deep limestone cavern on the outer reef of Rottnest Island where wobbegong and grey nurse sharks rest in numbers, in one of the most atmospheric dives acce...

Long Reef Wall and The Apartments Dive Guide
Dive Sites 11/12/2025

Long Reef Wall and The Apartments Dive Guide

By ScubaDownUnder Team

A boat dive off Long Reef, also called The Apartments: a wall, boulder caves and The Cathedral swim-through, with pomfret schools and grey nurse sharks.

Boyinaboat Reef Diving Guide Perth
Dive Sites 04/12/2025

Boyinaboat Reef Diving Guide Perth

By ScubaDownUnder Team

A vibrant reef sanctuary minutes from shore

Dive Sites 03/12/2025

Turquoise Bay Dive Site Guide | Exmouth, WA, Australia

By ScubaDownUnder Team

Consistently ranked among Australia's most beautiful beaches, Turquoise Bay on the Ningaloo coast delivers a drift snorkel and dive along a pristine fringing...

Beautiful Encounter with a Green Turtle
Marine Life 30/11/2025

Beautiful Encounter with a Green Turtle

By ScubaDownUnder Team

# The Cheeky Green Turtle of Shelly Beach: A Magical Morning in Manly If you live in Sydney, you know that Sunday mornings are sacred. But for ocean ...

Cherubs Cave Moreton Island Dive Guide
Dive Sites 28/11/2025

Cherubs Cave Moreton Island Dive Guide

By ScubaDownUnder Team

A kelp-hidden cave 4 km off Moreton Island's ocean side, inside a protected grey nurse shark area: an advanced dive in 14 to 30 m, best in winter.