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reefcoraldriftcavernboat diveUnverified

NBM Dive Site Resource

The Crack

Kingston, Norfolk Island, Norfolk Island

A named northern Nepean Island drift route ending in a large bay cut by gutters and shallow caves, with dense hard-coral cover documented on a 2024 guided dive.

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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
AccessSmall-group guided boat dive through the active local operator; the documented route is a drift ending at The Crack, and availability depends on conditions and operator schedule. No database boat relationship was inferred.
ExperienceIntermediate or advanced divers comfortable with drift diving; cave or overhead entry requires appropriate training and explicit guide approval.
Maximum depthShallow-to-moderate recreational depth on the documented route; exact maximum depth must be set by the current operator.
Best seasonPotentially year-round only during a suitable wind, swell and current window and when the part-time operator is running.
VisibilityCan be very clear but varies with wind, swell and current.

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-29.07300, 167.96100
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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

Hard-coral carpet, reef fish, turtles, gutters and shallow volcanic caves.

Before you arrive

Access notes

Book with the local operator and reconfirm current direction, pickup plan, cave restrictions, certification, marine-park rules and remote-emergency procedures.

Plan within your training

Conditions and hazards

Drift current, swell, boat pickup dependency, shallow caves and gutters, overhead risk, sharp volcanic rock and delayed evacuation.

At the site

Facilities and support

Small-boat guided support is available when the local operator runs; no permanent harbour exists and launch access can change with weather.

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.