Ramsbotham Rocks is a secluded snorkel and dive site off the northeast tip of Great Glennie Island, part of the Glennie Group in Wilsons Promontory, Victoria. Accessible only by boat, this sheltered spot offers clear waters over granite boulders, interesting rock formations, caves, and swim-throughs that slope down to a sandy seabed at around 20 metres. It's a favourite when south-easterly winds blow.
Ramsbotham Rocks
AdvancedMAYBE
MAYBE
Fair. Experienced snorkellers only.
Showing last known conditions
Wave Height 0.5 mSwell Period 13 sWind Speed 2.1 knPrecipitation 21 mmTidal Phase flood
Last evaluated
The spot
Community-maintained
Community contribution: submitted by Daniel
Know before you go
Logged by the community, confirmed by mods
Moderate risk: Remote offshore location
Situated on Great Glennie Island in the Glennie Group, far from emergency services. Requires boat access and self-sufficiency.
Moderate risk: Variable weather and sea conditions
Exposed to open ocean conditions; swells and wind shifts can change rapidly. Best dived in south-easterly winds.
Moderate risk: Depth hazards
Rocks slope to 20 m; deeper drop-offs and overhead cave/swim-through environments present entanglement and entrapment risks.
Low risk: Strong currents
Tidal currents around the island group can be strong, especially around rock formations.
Wildlife Guide
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Getting in
Boat
Entry
Ramsbotham Rocks is located off the north-east tip of Great Glennie Island in the Glennie Group, Wilsons Promontory, Victoria. Boat access only – launch from nearby ports such as Port Welshpool or Tidal River (Wilsons Promontory). The site is approximately 11 km offshore from the Promontory coastline.
Parking & facilities
Park at the boat ramp car parks at Port Welshpool or Tidal River within Wilsons Promontory National Park.
parkingboat_ramp
No specific fee for the dive site, but Wilsons Promontory National Park entry fees apply if launching from Tidal River.
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About this data
- 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