Victoria

Diving in Melbourne & Port Phillip Bay

Melbourne's bayside suburbs, from Williamstown around to Frankston, have shallow, easy shore dives: Ricketts Point Marine Sanctuary, Black Rock, Half Moon Bay and the Cerberus wreck, Frankston pier, and the artificial reefs and scuttled boats off St Kilda and Mordialloc. Visibility is modest but the life, especially at night, is good.

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YouDive turtle in an illustrated Victoria setting; not a photograph of Melbourne & Port Phillip Bay

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

Your bearings, in a minute

Melbourne & Port Phillip Bay at a glance

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

Explore
44 site records
Recorded settings
Shore/Rock Platform · Jetty/Pier · Wreck
Map coverage
44 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 Melbourne & Port Phillip Bay 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.

44 matching records · 44 with a map location · 0 without a usable position.

The local notebook

Where should you start in Melbourne & Port Phillip Bay?

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
Aspendale Rec ReefAspendale (Melbourne)BoatRecorded source ↗
Altona PierAltona (Melbourne)ShoreRecorded source ↗
Black Rock ShoalBlack Rock (Melbourne)BoatRecorded source ↗
Banksia Point, Ricketts PointBeaumaris (Melbourne)ShoreRecorded 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 Melbourne & Port Phillip Bay

Get a feel for the diving

Our Melbourne & Port Phillip Bay directory currently includes 44 published site records. The largest recorded category is shore/rock platform (19 records). Use the mix below to decide what you would like to read about first.

The YouDive turtle introducing this destination’s guide

Melbourne & Port Phillip Bay: what’s in the directory?

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

Shore/Rock Platform19 records
Jetty/Pier10 records
Wreck10 records
Artificial Reef3 records
Reef2 records

Source: published YouDive directory records for Melbourne & Port Phillip Bay. 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 Aspendale Rec Reef, Altona Pier, Black Rock Shoal. 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
Aspendale Rec ReefArtificial ReefBoat8–11 m
Altona PierJetty/PierShore1–5 m
Black Rock Shoal

Details need confirmation

ReefBoat3–10 m
Banksia Point, Ricketts PointShore/Rock PlatformShore1–3 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.

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

Put together a Victorian dive day

Let the exact outing shape your plans. A pier visit, a bay boat trip and a more exposed coastal outing can all appear in a Victorian search, but they ask different questions of your transport, equipment and support.

Start with the meeting point

Use the region to browse, then work from the confirmed departure or meeting location. Ask where fitting and briefings happen and whether equipment collection involves another stop. If you are travelling around the bay, check the actual journey rather than judging distance from the map alone. Keep the return arrangements in view when booking the rest of the day.

Treat timing as a local conversation

Some historical site records contain tidal shorthand or precise timing notes. Those notes need context and current local assessment; they are not a timetable to follow from an article. Ask the provider how the proposed route and timing are chosen. Make sure everybody in the group understands the actual environment and what experience is expected before treating the trip as settled.

Think beyond the suit label

Tell the provider about the exposure protection and equipment you have used recently, then discuss the system for this outing. Include fitting, surface comfort and equipment returns in the plan. If you hope to combine a course with the visit, ask how its sessions work alongside the proposed trip. An unfamiliar equipment setup deserves an introduction, not just a mention on the packing list.

Three conversations worth having before you book

Pier or shore interest

What are the current access and meeting arrangements?

Read the individual record and ask locally.

Bay boat trip

How is the actual route and timing selected?

Do not reuse historical timing shorthand.

Equipment hire

Which items and fitting arrangements are included?

Describe your own experience and needs.

From “that looks lovely” to a plan

Make Melbourne & Port Phillip Bay 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 Melbourne & Port Phillip Bay

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

All About Scuba

Campbellfield

A Victorian training operation listed among those associated with technical diving. Capability requires verification.

Meet this operator →

Listed in this region

Aquability

Mordialloc

A Victorian operation associated with technical diving training. Exact agency, course levels and gas support require verification.

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 Melbourne & Port Phillip Bay

A bay-wide search is only the first step

Port Phillip Bay records cover different access arrangements and parts of a large waterway. Select the individual location before planning travel from Melbourne. A pier record, a boat departure and a site at the Heads should not be combined into one generic description of bay diving. Check current works, access and the exact meeting point with the relevant local provider. Keep the site’s recorded depth separate from the route the operator proposes for you.

One useful question: Which part of the bay does the trip use, and where do we actually meet?

What this regional directory records

There are 44 published site records in Melbourne & Port Phillip Bay. The recorded categories include shore/rock platform (19), jetty/pier (10), wreck (10), artificial reef (3). These categories reflect the database; they are not a ranking, a conditions report or an assessment of your suitability.

Use the Melbourne & Port Phillip Bay 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 Victoria →

Ask before booking

  1. Is this trip inside the bay, at the Heads or on the open coast?
  2. Who determines the current and weather window?
  3. Which exposure protection and equipment arrangements should we discuss?

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 Melbourne & Port Phillip Bay?

Begin with the individual site and its source notes, then discuss the proposed trip with a local provider. The 44 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 Melbourne & Port Phillip Bay 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: Visit Victoria — scuba diving ↗. 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
VICYouDive mascot illustration; not a photograph of the siteJetty/Pier

Melbourne & Port Phillip Bay

Altona Pier

Free-parking western-suburbs training pier with a small artificial reef off its end; flat, easy and sheltered from northerlies.

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

Melbourne & Port Phillip Bay

Banksia Point, Ricketts Point

Quietest entry in the sanctuary; very shallow close-in reef for snorkelling, children and relaxed night dives.

ShoreUp to 3 m
VICYouDive mascot illustration; not a photograph of the siteJetty/Pier

Melbourne & Port Phillip Bay

Black Rock Jetty, Half Moon Bay

Sheltered bayside jetty beside the Cerberus hulk; one of Melbourne's favourite spring night dives for bioluminescence.

ShoreUp to 8 m
VICYouDive mascot illustration; not a photograph of the siteWreck

Melbourne & Port Phillip Bay

Clarence

An 1841 Hunter River-built schooner wrecked in 1850 and lying almost complete on her port side in 5 m off St Leonards – the…

Boat (day trip)Up to 5 m
VICYouDive mascot illustration; not a photograph of the siteWreck

Melbourne & Port Phillip Bay

HMVS Cerberus

The world's first breastwork monitor and only survivor of the type, scuttled as a breakwater in 1926 – now collapsed, protected…

ShoreUp to 7 m
VICYouDive mascot illustration; not a photograph of the siteWreck

Melbourne & Port Phillip Bay

Hurricane

An 1853 iron clipper lying in 8–12 m of sheltered bay water – stern rising 3 m with a heritage cairn, a capstan at the bow and…

Boat (day trip)Up to 12 m
VICYouDive mascot illustration; not a photograph of the siteWreck

Melbourne & Port Phillip Bay

J3 Submarine (Swan Island)

The most complete J-class submarine in Victoria, upright with its deck above water 100 m off Swan Island and resting on the hulk…

BoatUp to 8 m
VICYouDive mascot illustration; not a photograph of the siteWreck

Melbourne & Port Phillip Bay

Joanna

An 1856 Port Phillip-built schooner lost in 1857 with a cargo of bagged lime that set to concrete and preserved her – rigging,…

Boat (day trip)Up to 7 m
VICYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Melbourne & Port Phillip Bay

McGregor Rock, Quiet Corner

The sheltered fallback corner of Ricketts Point; profuse fish life over shallow ledges when other bayside sites are blown out.

ShoreUp to 5 m
VICYouDive mascot illustration; not a photograph of the siteJetty/Pier

Melbourne & Port Phillip Bay

Middle Brighton Pier

Melbourne's standard training and night-dive pier with a sheltered breakwater full of critters and good facilities.

ShoreUp to 8 m
VICYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Melbourne & Port Phillip Bay

Middle Reef, Ricketts Point

Uncrowded shallow reef edge between the teahouse and the life saving club; simple night dive and a good intertidal-to-subtidal…

ShoreUp to 3 m
VICYouDive mascot illustration; not a photograph of the siteJetty/Pier

Melbourne & Port Phillip Bay

Mordialloc Pier

Long, lit suburban pier with reliable macro life and an infamous shopping-trolley graveyard; easy night and training dive.

ShoreUp to 6 m
VICYouDive mascot illustration; not a photograph of the siteWreck

Melbourne & Port Phillip Bay

PS Ozone

The 1886 'Greyhound of Port Phillip' scuttled as a breakwater – paddle wheel above water, boilers and steering gear in 3 m, with…

Shore or BoatUp to 4 m
VICYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Melbourne & Port Phillip Bay

Ricketts Point Marine Sanctuary

Melbourne's flagship marine sanctuary: eight shallow reef entries, tame fish, sea caves and seagrass twenty minutes from the CBD,…

ShoreUp to 8 m
VICYouDive mascot illustration; not a photograph of the siteJetty/Pier

Melbourne & Port Phillip Bay

Sea Scouts Jetty, Beaumaris Bay

Easiest walk-in entry near Ricketts Point via a concrete ramp, leading to a boulder field under towering sandstone cliffs with…

ShoreUp to 5 m
VICYouDive mascot illustration; not a photograph of the siteWreck

Melbourne & Port Phillip Bay

SS City of Launceston

An 1863 Bass Strait steamer sunk in an 1865 collision and lying complete from keel to deck in 21 m of silt with the other ship's…

Boat (day trip)Up to 22 m
VICYouDive mascot illustration; not a photograph of the siteWreck

Melbourne & Port Phillip Bay

SS Uralba

The last wooden coal-burner built in Australia and a WWII boom-defence vessel, upright in 18 m off Carrum with foremast, water…

Boat (day trip)Up to 18 m
VICYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Melbourne & Port Phillip Bay

Table Rock, Ricketts Point

The sanctuary's best terrain: undercut ledges and a cave-like hollow under a sandstone headland, with bigger fish and rays; a…

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

Melbourne & Port Phillip Bay

Tea House Bay, Ricketts Point

The most sheltered and accessible water in the sanctuary, right in front of the teahouse; sand and seagrass critters plus reef…

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

Melbourne & Port Phillip Bay

Tea House Reef, Ricketts Point

The central reef of the sanctuary with navigable channels, dense tame fish and the best facilities of any bayside shore dive; the…

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

Melbourne & Port Phillip Bay

Triangle Reef, Ricketts Point

Deepest reef in the sanctuary (to 8 m) off a proper beach with showers; the sanctuary's main scuba training site and a fine night…

ShoreUp to 8 m
VICYouDive mascot illustration; not a photograph of the siteShore/Rock Platform

Melbourne & Port Phillip Bay

Williamstown Beach Breakwater

The richest of the Williamstown shore dives: a fished-from breakwater with dense seahorse, blue-ring, nudibranch and cardinalfish…

ShoreUp to 5 m
VICYouDive mascot illustration; not a photograph of the siteArtificial Reef

Melbourne & Port Phillip Bay

Aspendale Rec Reef

Concrete-module fishing reef in 11 m off Aspendale, thickly colonised and fishy; an easy small-boat dive and a study in…

BoatUp to 11 m
VICYouDive mascot illustration; not a photograph of the siteJetty/Pier

Melbourne & Port Phillip Bay

Gem Pier

One of Victoria's oldest piers, dived under the bow of HMAS Castlemaine; a silty urban structure dive for calm winter days.

ShoreUp to 5 m