Official Moreton Bay overview confirming regular diving around Flinders Reef and broader regional marine diversity.
Offshore upside-down wreck with coral growth and fish life.
Offshore upside-down wreck with coral growth and fish life.
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This site is normally reached by charter or club boat from southeast Queensland rather than by self-guided shore access.
Cementco Wreck is an upside-down hopper barge lying off Moreton Island near Flinders Reef, now dived as a wreck-and-reef style offshore site. The overturned hull, hanging machinery, and encrusting growth create a dramatic structure that attracts fish life and rewards divers who are comfortable on deeper boat dives.
Conservative baseline from public research. No community dives logged yet.
Depth range, seasonality, and planning context.
Reported Depth
25m - 30m
Depth Note
The wreck sits upside down in about 25 m, with dives commonly reaching around 30 m near the bottom and outer structure.
Best Season
Calmer periods with suitable offshore sea state are the most practical times to schedule Cementco Wreck.
Typical Conditions
Conditions are usually planned around offshore weather and sea state, with operators choosing the wreck when the run and anchoring conditions are workable.
Hazards, restrictions, and access requirements.
Key Hazards
Safety Notes
Treat Cementco Wreck as a deeper offshore wreck dive. Stay outside the hull unless properly trained for wreck penetration, and plan for exposure, depth, and low-light interior spaces.
Access Restrictions
Cementco Wreck is a boat-access site off Moreton Island and is typically dived through local operators or club boats rather than independently from shore.
Community notes to help plan your visit.
Scuba Diving
Cementco Wreck suits experienced scuba divers who want a deeper wreck profile with structure to explore around the outside and, where permitted, limited interior interest for trained wreck divers.
Community dive logs and visit reports for this site.
Average conditions based on logged dives & visits.
Planning answers for access, conditions, timing, and site logistics.
Last Updated
Research Sources
Official Moreton Bay overview confirming regular diving around Flinders Reef and broader regional marine diversity.
Operator dive-site listing with outside-vs-interior guidance and species/habitat notes for Cresader Wreck (Cementco).
Club dive-site guide with wreck depth range, coral and marine-life notes, and penetration caution.
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