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Roberts Point (Mandurah)

IntermediateMAYBE
MAYBE

Fair. Experienced snorkellers only.

Showing last known conditions

Wave Height 1.0 mSwell Period 12 sWind Speed 2.8 knPrecipitation 0.6 mmTidal Phase ebb

Last evaluated

The spot

Community-maintained

Community contribution: submitted by Daniel

Roberts Point is a shallow limestone reef system (4–8 m depth) in Halls Head, Mandurah, that runs parallel to the shore with distinct sandy troughs cutting through the reef structure. The site sits adjacent to a boat channel marked by a channel beacon, so snorkelers should stay within the reef zone. Entry is via steep steps from a cliff-top carpark onto the beach, then a short walk across the sand. The reef is home to colourful sponges, unique molluscs such as the ornate Sagaminopteron ornatum, and offers good snorkelling when conditions are calm — wind and swell can stir up sand and reduce visibility quickly.

Know before you go

Logged by the community, confirmed by mods

  • Moderate risk: Boat traffic channel

    Boat traffic in the adjacent channel — do not snorkel beyond the channel marker at the end of the reef.

  • Moderate risk: Poor visibility in wind/swell

    Onshore wind and >1 m swell stir up sand, reducing visibility to just a couple of metres. Best on calm, low-swell days.

  • Low risk: Sharp slippery reef

    The shallow limestone reef is sharp and slippery. A slip or fall can cause cuts.

  • Low risk: Steep access steps

    Steep steps from the carpark down to the beach can be hazardous when carrying snorkel gear.

  • Low risk: Surge in shallow water

    A moderate surge can develop on the shallow reef in southerly winds, making snorkelling challenging.

  • Low risk: Shallow limestone reef patches

    Shallow seagrass and sandbank areas can change with tides, requiring care when entering at low tide to avoid scraping on limestone reef patches.

  • Low risk: Boat traffic

    Boat traffic in the Mandurah estuary and Peel Inlet channel can create wash and reduced visibility near the beach.

  • Low risk: Boat traffic in Peel Inlet

    The estuary sees recreational boat and jet ski traffic; stay aware and avoid busy channels.

  • Low risk: Patchy seagrass visibility

    Seagrass beds can reduce underwater visibility after wind or rain, especially in winter months.

  • Low risk: Stingers (box jellyfish)

    Box jellyfish and other stingers may be present in warmer months, particularly January to March.

Wildlife Guide

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Getting in

Shore entry
Entry

Located in Halls Head, Mandurah. From central Mandurah, head south-west towards Halls Head. A large car park overlooks the dive site. Park here and walk down a set of steep steps to the beach, then cross the sand to reach the reef.

Parking & facilities

Good-sized car park right above the site, large enough to gear up before descending the steps to the beach.

parking

Free

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Conditions last evaluated
Spot data last updated
Data sources
Open-Meteo (marine & weather conditions), tide predictions via UTide, community contributors (descriptions, hazards, marine life).
License
Spot content licensed under CC BY-SA 4.0. How's the Spot is open source.
Weather & swell ┬╖ Open-Meteo marine & weather APIs Tides ┬╖ UTide harmonic analysis Sea & safety ┬╖ community reports