Collier Rocks is a remote island group within the Dampier Archipelago, a chain of 42 islands off the Pilbara coast of Western Australia. These granitic and limestone islets are fringed with coral reefs and crystal-clear turquoise waters, offering exceptional snorkeling directly from the beach. The shallow, warm waters are abundant with hard and soft corals, tropical fish, turtles, rays, and nudibranchs. Accessible only by private boat from Dampier (about a 4-hour trip), the site rewards adventurers with pristine, uncrowded snorkeling, beach camping for up to five nights, and a true wilderness experience bordering UNESCO World Heritage listed Murujuga National Park.
Collier Rocks beaches
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Showing last known conditions
Wave Height 0.0 mSwell Period 3.1 sWind Speed 0.8 knPrecipitation 0.0 mmTidal Phase flood
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Community contribution: submitted by Daniel
Know before you go
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Moderate risk: Tidal currents
Strong tidal flows can sweep through channels between islands, particularly on outgoing tides. Snorkel on slack tide for safest conditions.
Moderate risk: Remote location
Collier Rocks is accessible only by boat, with no on-site emergency services or facilities. Self-sufficiency and advance trip planning are essential.
Low risk: Boat traffic
Recreational and charter vessels operate in the Dampier Archipelago. Snorkelers should display a dive flag and remain vigilant.
Low risk: Marine stingers
Box jellyfish and other marine stingers may be present in warmer months (October to May). Wear a stinger suit for protection.
Low risk: Sharp coral and rocks
Shallow fringing reefs have sharp coral formations. Wear reef shoes or fins and avoid standing on or touching coral.
Wildlife Guide
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Getting in
Boat
Entry
Depart from Dampier (public boat ramp available). Navigate approximately 4 hours northwest through the Dampier Archipelago. Collier Rocks is an island group within the archipelago. A 4WD vehicle is recommended for accessing the Dampier boat ramp area. GPS waypoint: 20°24'50"S 116°50'50"E.
Parking & facilities
Parking available at the Dampier public boat ramp. Secure trailer parking is limited; arrive early.
toilets
No entry fees for snorkeling. Camping at Collier Rocks requires a free permit from the Department of Biodiversity, Conservation and Attractions (DBCA) for stays up to 5 nights.
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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