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ShipwreckBoat DiveUnverified

NBM Dive Site Resource

Clan MacWilliam Wreck

Neiafu, Vavaʻu, Tonga

A large upright copra-steamer wreck in sheltered Neiafu Harbour, covered with coral and supporting abundant reef and macro life.

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Historic Picture Placeholder

Old-fashioned maritime line drawing reserved for a future historic photograph
Historic Picture PlaceholderHistoric photograph pending research and rights review
WaterMarine
AccessGuided boat dive through a current Vavaʻu operator; site selection, gas, route and penetration permission remain operator-controlled.
ExperienceAdvanced Open Water; wreck or technical training for penetration or decompression profiles
Maximum depthApproximately 20–40 m, with much of the commonly described wreck near 30 m
Best seasonCurrent operators advertise year-round Vavaʻu diving, subject to weather and vessel availability.
VisibilityOften good in the sheltered harbour but variable with runoff, plankton, boat traffic and weather.

Aquatic life at this dive site

What divers may encounter

Three reviewed connections are featured here. Sightings vary by season, conditions, and chance, so they are never guaranteed.

Profile connection reserved

Aquatic life research in progress

NBM is reviewing a likely local species for this position.

Profile connection reserved

Aquatic life research in progress

NBM is reviewing a likely local species for this position.

Profile connection reserved

Aquatic life research in progress

NBM is reviewing a likely local species for this position.

Site media

Photographs

Three views rotate from the published gallery on each visit.
Illustrated scuba diver reserved for a future dive-site photograph
Dive Photograph PlaceholderDive-site photograph pending
Illustrated scuba diver reserved for a future dive-site photograph
Dive Photograph PlaceholderDive-site photograph pending
Illustrated scuba diver reserved for a future dive-site photograph
Dive Photograph PlaceholderDive-site photograph pending

Contributor media

Dive videos

Three featured video positions are reserved on every profile.
Dive-site video pending
Dive-site video pending
Dive-site video pending

Published reference location

Location map

The marker shows the public coordinates associated with this profile. Confirm current access, moorings, and departure details before the dive.
Published reference coordinates-18.67200, -173.98900
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Map zoom level 1 of 11

Map data © OpenStreetMap contributors

Recent field observations

Diver-reported temperatures

Automatically checked observations from dives during the past 14 days. Three reports are visible at a time; scroll for more.
Automatically checked
No recent diver reports from the past 14 days

A report that passes the automatic checks will appear here with the dive date, diver’s display name, and temperatures at each depth.

Reports are automatically checked for plausible dates, depths, and temperatures. They are observations, not forecasts; confirm conditions before diving.

Diver field observation

Report temperatures

Reports publish automatically when the date, depths, and temperatures pass the checks. You must be signed in to submit.

Depth readings

Why divers know this place

Highlights

Historic 127–140 m steamship, coral growth, reef fish, crustaceans and night-dive potential.

Before you arrive

Access notes

Book a qualified local guide. The map point is deliberately approximate and is not the wreck position.

Plan within your training

Conditions and hazards

Depth, possible decompression, silt, sharp or deteriorating metal, entanglement, overhead spaces and harbour traffic. No penetration without suitable training, redundant equipment and guide approval; remove no artifacts.

At the site

Facilities and support

Vavaʻu operators advertise boats, guides and rental equipment; confirm Nitrox, oxygen, first aid and evacuation coverage.

Independent resource notice

This record is a starting point for independent verification. Access, closures, moorings, weather, currents, depth, visibility, operator availability, and site conditions can change without notice. Confirm current information with the responsible operator, property owner, managing authority, or another qualified local source before planning or attempting a dive.