The Arches Marine Sanctuary Great Ocean Road

Along the Great Ocean Road near Port Campbell is a little-known secret, The Arches Marine Sanctuary. 45 hectares of marine sanctuary, marine life and underwater rock formations. Between Port Campbell and Apollo Bay you can see into the cold Southern Ocean. The deeper waters and under the shaded underside of the arches are home to many marine species, so if you’re into the natural and cultural history of the area, this is a must-see.

History of The Arches Marine Sanctuary

Established in 2002 as part of the Marine Parks system to protect Victoria’s marine environment. Named for the rock stacks and natural rock formations, the sanctuary is part of the Port Campbell National Park and Apostles Marine National Park. These parks protect the marine life and geology of the area and are a stop-off for people on the Great Ocean Road trip.

Marine Life and Biodiversity

The sanctuary is renowned for its marine life. Under the surface you can see colourful seaweeds, rocky reefs and marine mammals and fish. The cold waters of the Bass Strait and the currents create the perfect environment for marine life. Divers and snorkellers may see schools of fish, Blue-throated Wrasse and sometimes Southern Rock Lobsters hiding in crevices. The arches provide a shelter for marine life and the deeper waters are home to marine mammals, seals and dolphins.

Species to See

Southern Rock Lobster, Blue-throated Wrasse, marine mammals. Coloured seaweeds and sponges add colour to the underwater landscape, and the sheltered rock formations are home to many smaller fish and invertebrates.

The Arches

There’s lots to do for nature lovers at The Arches Marine Sanctuary. Snorkel, scuba dive, and kayak in the marine waters surrounding the sanctuary. Each activity gives you a dramatic view of the rock stacks, underwater arches and the Southern Ocean.

Snorkelling

For those who want to get in the cool water and see under the arches, snorkelling and diving are the way to go. The clear blue water reveals a world of marine life and dramatic rock formations. Experienced divers can dive deeper and see the rocky reefs, where you’ll find colourful sponges and large schools of fish.

Kayaking through the Sanctuary

Kayaking is another way to experience the sanctuary’s coastline. Paddle through the calm coastal waters near Port Campbell and see the rock stacks, secluded coves and rugged coastline. Kayaking also gives you the opportunity to see native wildlife, such as birds and marine mammals, from a different perspective.

Best Time to Visit The Arches Marine Sanctuary

November to March is the best time to visit The Arches Marine Sanctuary. The water is warm enough to swim, snorkel and dive. The weather is also perfect to visit the nearby coastal towns of Port Campbell and Apollo Bay which have a lovely seaside feel and easy access to the sanctuary’s marine environment.

How to Get to The Arches Marine Sanctuary

The Arches Marine Sanctuary is a short drive from Port Campbell, just a minute from the main highway along the Great Ocean Road. From here, follow the signs to the relevant park access points. It’s also close to other major attractions like the Twelve Apostles, so it’s a great stop on any Great Ocean Road trip.
Join a Great Ocean Road Melbourne tour for a perfect mix of nature and adventure. Explore the Arches Marine Sanctuary and visit the Twelve Apostles, all within a scenic drive from Port Campbell.

Nearby Attractions: Make the Most of Your Day

While you’re at The Arches Marine Sanctuary there are several other attractions nearby to visit. The London Arch, Gibson Steps and the Twelve Apostles are a must see along the Great Ocean Road. The green hills and ancient rainforest of Cape Otway offer scenic walks and wildlife spotting so it’s a great addition to your marine adventure.

Port Campbell and Apollo Bay are the two nearby seaside towns where you can base yourself to visit The Arches Marine Sanctuary and other coastal attractions. They have a range of accommodations from B&B to luxury resorts so that you can stay comfortably and close to the sanctuary. They also have local eateries serving fresh seafood, so it’s a great place to unwind after a day of exploring the Great Ocean Road.

FAQ

What marine life will I see at The Arches?

Blue-throated Wrasse, Southern Rock Lobster, colourful sponges and sometimes seals and dolphins.

Are there guided tours at The Arches?

Yes, guided tours are available.

When should I visit The Arches?

November to March is the best time to visit when the water is warm and the weather is good for snorkelling and diving.

Can I visit without getting in the water?

Kayaking is a great way to visit without diving. You’ll see the coastline and marine life from above.

Other stops along the Great Ocean Road?

Twelve Apostles, London Arch, Gibson Steps and Cape Otway.

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