Western Australia

Diving in Margaret River & Augusta

The Cape-to-Cape coast has limestone reef, caves and the Hamelin Bay stingray beach, where huge smooth rays cruise the shallows; Canal Rocks, Gnarabup and Cowaramup Bay are shore dives on flat days and the offshore reefs off Augusta and Flinders Bay hold sea lions and clear water.

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YouDive turtle in an illustrated Western Australia setting; not a photograph of Margaret River & Augusta

Custom YouDive mascot art inspired by Western Australia. An imaginative illustration, not a photograph or map of this destination.

Your bearings, in a minute

Margaret River & Augusta at a glance

Start with the local site mix, explore the map and find people to ask about your trip.

Explore
27 site records
Recorded settings
Shore/Rock Platform · Wreck · Reef
Map coverage
27 locations to explore
Plan with local help
Meet the listed operators

Directory counts describe published records, not bookable trips. Location confidence is shown separately in the map list. How we check information →

Sources, authorship and review status

Prepared by YouDive editorial with AI assistance. No firsthand visit, equipment test or instructor review is implied.

Independent specialist review: pending. We publish a reviewer’s name, qualifications, date and exact review scope only after the review has actually happened.

Who can contribute and how reviews work →

Find your bearings

Explore Margaret River & Augusta on the map

Compare where the recorded sites sit, then open a site to read its access and source notes. Locations are for orientation, not marine navigation or entry instructions.

27 matching records · 27 with a map location · 0 without a usable position.

The local notebook

Where should you start in Margaret River & Augusta?

Use the actual places attached to the local records to narrow your research. These are recorded nearby towns and areas, not verified departure points or accommodation recommendations.

Different outings to look into

Details drawn from individual published site records
Local exampleRecorded nearby placeRecorded accessFollow the evidence
Hamelin IslandHamelin Bay (Karridale)Boat (day trip)Recorded source ↗
Hamelin Island NE BommieHamelin Bay (Karridale)Boat (day trip)Recorded source ↗
Cosy Corner Offshore ReefsAugustaBoat (day trip)Recorded source ↗
Canal RocksYallingupShore or BoatRecorded source ↗
How to use this shortlist

Choose the named outing that interests you first. Compare its recorded place and access with your accommodation plans, then obtain the actual meeting address and schedule from the provider. The site links show the underlying depth, location confidence and source notes. Similar town names or map positions do not establish that two outings can be combined in a day.

A closer look at Margaret River & Augusta

Get a feel for the diving

Our Margaret River & Augusta directory currently includes 27 published site records. The largest recorded category is shore/rock platform (12 records). Use the mix below to decide what you would like to read about first.

The YouDive turtle introducing this destination’s guide

Margaret River & Augusta: what’s in the directory?

A visual guide to recorded site types. Counts show coverage, not popularity or current availability.

Shore/Rock Platform12 records
Wreck7 records
Reef5 records
Island1 record
Pinnacle/Bommie1 record
Other recorded types1 record

Source: published YouDive directory records for Margaret River & Augusta. Bars use the same scale within this graphic; the longest is the largest category, not 100% of the destination.

A few local records to compare

Start with Hamelin Island, Hamelin Island NE Bommie, Cosy Corner Offshore Reefs. These are examples from different recorded categories, not a recommended route or a list of the best sites. Open each record for its sources, map and review notes.

One alphabetical example per recorded type, up to four types
SiteRecorded typeAccessDepth
Hamelin IslandIslandBoat (day trip)5–9 m
Hamelin Island NE BommiePinnacle/BommieBoat (day trip)9–15 m
Cosy Corner Offshore Reefs

Details need confirmation

ReefBoat (day trip)5–15 m
Canal RocksShore/Rock PlatformShore or Boat5–20 m

How the recorded depths compare

A dot shows a recorded maximum. A line joins the recorded minimum and maximum when both are available. These are site descriptions, not target depths or certification limits.

Canal Rocks5–20 m

The table above contains the same depth values. Depth alone cannot establish suitability, and records may require correction. Source: the linked site records.

Pick a WA base before you pack

Western Australia is a collection of very different trip ideas. Use a specific region to narrow the search, then make the departure, equipment support and travel arrangements the centre of your plan.

Name the activity you want

Be clear whether you want certified scuba diving, a course, snorkelling or a wildlife excursion. Similar photographs can advertise different activities. If friends are travelling together, list each person’s intended activity separately and ask whether a shared departure is possible. That makes the quote easier to compare and helps avoid booking a memorable-looking trip that does not include the experience you wanted.

Connect the island or coast with the departure

A ferry, accommodation booking and dive trip may need separate reservations. Check how their meeting and return times fit together and which operator supplies each part. For a coastal road trip, anchor the diving around one confirmed base at a time. A broad region name is a browsing label, not a transfer estimate or a promise of equipment support in every town.

Reserve the details that matter

Ask about hire sizes, guiding, gas and equipment services relevant to your actual plans. Record the response and its date rather than assuming a service from a business name. Keep an alternative activity in the itinerary and understand the terms for a changed departure. Buying flexibility in the travel plan can be more useful than collecting extra site names.

Three conversations worth having before you book

Island visit

Do the passenger transfer and dive booking connect?

Check each supplier’s timetable.

Coastal road trip

Which town supports the actual outing?

Build transport around the meeting point.

Wildlife booking

Is this scuba, snorkelling or sightseeing?

Compare the right activity and inclusions.

From “that looks lovely” to a plan

Make Margaret River & Augusta your kind of dive trip

Find your starting point, meet the local options and keep your ideas together. You do not need to have the whole trip worked out yet.

Where are you on your diving journey?

These are learning paths to explore, not prerequisites for every local site. Confirm the actual course, instructor and your readiness with the provider.

People to talk to about Margaret River & Augusta

These profiles are based in the region or have a sourced link to one of its sites. Shown alphabetically, not as a quality ranking. Ask about the specific trip or course you want.

Listed in this region

Swan Dive

Busselton

Open the profile for contact details and recorded services, then ask about current arrangements.

Meet this operator →

Compare these local operators →

Browse all operator profiles in this state or territory →

Let’s put the pieces together

Start with the place and your questions. Add dates and prices once you have spoken with the people running the trip.

Open my trips

Creates a new trip with this destination, useful reading and starter questions. Saved on this browser; export a backup from My trips.

THE LOCAL PLANNING BRIEF

Understand the options around Margaret River & Augusta

What this regional directory records

There are 27 published site records in Margaret River & Augusta. The recorded categories include shore/rock platform (12), wreck (7), reef (5), island (1). These categories reflect the database; they are not a ranking, a conditions report or an assessment of your suitability.

Use the Margaret River & Augusta site cards to compare recorded access and depth, then open the individual pages for the map accuracy and source notes. Sites grouped in a region are not necessarily close enough to combine in one day.

Research operators in Western Australia →

Ask before booking

  1. Which town is the practical base for this departure?
  2. What transport and baggage limits apply?
  3. What is the plan if the departure is delayed?

Save the answers with the contact name and date. Separate confirmed arrangements from items still waiting for a reply.

Record your trip questions →

Questions, answered

How do I choose a dive in Margaret River & Augusta?

Begin with the individual site and its source notes, then discuss the proposed trip with a local provider. The 27 published records are research options, not a list of trips available today. Match the plan to your training, recent experience and the operator’s current requirements.

When should I visit Margaret River & Augusta for diving?

Choose dates with a provider who runs the activity you want, then discuss seasonal patterns, recent conditions and alternative itineraries. A generic best-month claim cannot establish the conditions at your exact site or guarantee a wildlife encounter.

Can I use these maps to enter or navigate a dive site?

No. Recorded and approximate map positions support orientation only. Confirm the exact access, permissions, meeting point and route with the responsible local provider or manager.

Regional planning context: Tourism Western Australia — maritime heritage and shipwrecks ↗. Directory counts come from published YouDive records. Individual site claims remain subject to their source and review notes.

Dive sites in this region

Find local operators
WAYouDive mascot illustration; not a photograph of the siteWreck

Margaret River & Augusta

Agincourt Wreck

An 1863 wooden barque with its cargo of timber sleepers still stacked in the hull, 100 m off the beach in 5 m.

Shore or BoatUp to 6 m
WAYouDive mascot illustration; not a photograph of the siteWreck

Margaret River & Augusta

Chaudiere Wreck

An 1863 Sunderland-built barque with stacked sleepers and copper sheathing, the closest wreck to the Hamelin Bay ramp.

Shore or BoatUp to 6 m
WAYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Margaret River & Augusta

Hamelin Bay Jetty & Stingrays

Large smooth and black stingrays and eagle rays gliding around the old jetty piles in waist-deep water.

ShoreUp to 4 m
WAYouDive mascot illustration; not a photograph of the siteWreck

Margaret River & Augusta

Katinka Wreck

The bow, bowsprit, windlass and masts of an 805-ton iron barque wrecked in the 1900 storm, in 5-6 m.

Boat (day trip)Up to 6 m
WAYouDive mascot illustration; not a photograph of the siteWreck

Margaret River & Augusta

Peak Island & Toba Wreck

A 1907 Aru Islands-built pearling ketch against the reef at Peak Island, with overhangs and hard corals around it.

Boat (day trip)Up to 15 m
WAYouDive mascot illustration; not a photograph of the siteWreck

Margaret River & Augusta

SS Pericles Wreck

Three boilers and 10 m-high engines of a 152 m Edwardian liner in 35 m off Cape Leeuwin - all 413 aboard survived.

Boat (day trip)Up to 35 m
WAYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Margaret River & Augusta

Canal Rocks

Granite sea canals and seaward limestone reefs with a sponge garden and blue groper, with a boat ramp right on site.

Shore or BoatUp to 20 m
WAYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Margaret River & Augusta

Cosy Corner

Overhangs full of blue devils, harlequin fish and foxfish on reef platforms close to shore near Augusta.

ShoreUp to 7 m
WAYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Margaret River & Augusta

Flinders Bay (Augusta)

Calm, clear lagoon water with a jetty, stairs and pontoon at Augusta - easy family snorkelling.

ShoreUp to 4 m
WAYouDive mascot illustration; not a photograph of the siteWreck

Margaret River & Augusta

Georgette Wreck (Redgate Beach)

Site of the 1876 Georgette wreck and Grace Bussell's famous rescue, with a shallow inshore reef for calm-day snorkels.

ShoreUp to 5 m
WAYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Margaret River & Augusta

Gnarabup Bay & Prevelly Lagoon

A reef-protected lagoon with caves and a fish nursery, a snorkel trail and free fish-ID slates from the beach cafe.

ShoreUp to 5 m
WAYouDive mascot illustration; not a photograph of the siteIsland

Margaret River & Augusta

Hamelin Island

A sheltered lee-side reef flat with ledges, small caves, sea fans and a long list of reef fish.

Boat (day trip)Up to 9 m
WAYouDive mascot illustration; not a photograph of the sitePinnacle/Bommie

Margaret River & Augusta

Hamelin Island NE Bommie

A 50 m bommie with caves and swim-throughs and resident Port Jackson sharks off Hamelin Island.

Boat (day trip)Up to 15 m
WAYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Margaret River & Augusta

Injidup Natural Spa

A natural rock-pool 'spa' where waves cascade over granite - a scenic swim, not a dive.

ShoreUp to 2 m
WAYouDive mascot illustration; not a photograph of the siteReef

Margaret River & Augusta

Mushroom Rock

An overhang with colourful invertebrates and narrow channels full of fish, a 200 m swim from the Hamelin Bay ramp.

Shore or BoatUp to 15 m
WAYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Margaret River & Augusta

Quarry Bay

A sheltered snorkel near Cape Leeuwin in the bay that supplied stone for the lighthouse.

ShoreUp to 5 m
WAYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Margaret River & Augusta

Skippy Rock

A sheltered, boulder-strewn cove near Cape Leeuwin with waves broken by continuous reef - and a permanent rip to avoid.

ShoreUp to 6 m
WAYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Margaret River & Augusta

The Aquarium (Yallingup)

A granite-sheltered lagoon on the surf coast, reached by a 1.3 km coastal walk - calm, clear snorkelling in a wild setting.

ShoreUp to 4 m
WAYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Margaret River & Augusta

Yallingup Lagoon

A reef-protected 1-3 m lagoon beside Yallingup town with stingrays and seagrass - the Capes' easiest snorkel.

ShoreUp to 3 m
WAYouDive mascot illustration; not a photograph of the siteReef

Margaret River & Augusta

Cosy Corner Offshore Reefs

Island-sheltered reefs with schools of bream, sweep and zebrafish, reached by boat from Hamelin Bay.

Boat (day trip)Up to 15 m
Details need confirmation
WAYouDive mascot illustration; not a photograph of the siteReef

Margaret River & Augusta

Cowaramup Bay

Inshore reef and deeper offshore reefs with blue groper and kingfish at Gracetown, diveable on flat days.

Shore or BoatUp to 25 m
Details need confirmation
WAYouDive mascot illustration; not a photograph of the siteWreck

Margaret River & Augusta

Cumberland Wreck

Anchor, cannon and timbers of one of WA's earliest colonial-era wrecks, hidden in weed south of Cape Hamelin.

Boat (day trip)Up to 8 m
Details need confirmation
WAYouDive mascot illustration; not a photograph of the siteWall

Margaret River & Augusta

Indicators (Canal Rocks)

Offshore walls and caves at 20-30 m off Canal Rocks, rich in fish and rarely dived.

Boat (day trip)Up to 30 m
Details need confirmation
WAYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Margaret River & Augusta

Kilcarnup

A remote limestone reef with good fish life and some shelter from the west, reached by 4WD and a steep track.

ShoreUp to 6 m
Details need confirmation