Crystal Bay

Clear-water Nusa Penida bay famous for Mola mola.

Spot Verified
ScubaSnorkelBoat EntryIntermediate
Reef
A clear-water bay on Nusa Penida with a sandy V-shaped valley, coral-and-rock slopes, and seasonal Mola mola sightings.

About Crystal Bay

Crystal Bay is a clear-water dive site well known for encounters with ocean sunfish (Mola mola), including very large individuals reportedly reaching around 3 meters in height. These pelagic fish are occasionally seen ascending from deeper water to cleaning stations, where they are attended by bannerfish. Visibility is typically at its best between June and October, when conditions are more stable and sightings are more likely. The site is structured as a wide, sandy valley forming a V-shape that slopes down toward the open channel. The sides of the valley are composed of coral and rock, with better coral coverage found in the shallower sections. On the return, divers can often enjoy healthier coral formations at around 8 meters depth. Currents in Crystal Bay can be variable and may change direction during the dive, sometimes pushing divers toward the channel. For this reason, dives are often conducted using the natural shelter of the reef slopes to reduce current exposure. While the

Verified Spot Details

Research Estimate At Crystal Bay

Conservative baseline from public research. No community dives logged yet.

VisibilityVisibility: 20m
AccessModerate entry effort
Coral HealthMixed health
Marine LifeGreat variety
FacilitiesBasic facilities
CrowdedQuite busy
Current StrengthStrong current
Surge StrengthLight surge

Where Is Crystal Bay?

Map location of Crystal Bay
This spotNearby spots
Community sourced coordinates.

Crystal Bay Planning Details

Depth range, seasonality, and planning context.

Depth Note

Ocean sunfish are described as coming up from deeper water to be cleaned in the bay.

Best Season

June to October

Typical Conditions

Clear water with best visibility June to October; sheltered from large waves.

Safety & Access At Crystal Bay

Hazards, restrictions, and access requirements.

Key Hazards

Boat trafficStrong current

Safety Notes

Currents can be variable and may change direction, sometimes pushing toward the channel; divers often use the reef slopes for shelter.

Access Restrictions

Boat access and current-aware timing are part of the normal setup, and divers often use the reef slopes for shelter.

Legal Notes

Follow local MPA rules and operator briefings.

Local Intel For Crystal Bay

Community notes to help plan your visit.

Scuba

Clear-water scuba diving with the chance to see ocean sunfish, especially June–October. Water temperature can drop to 19 Celsius.

Crystal Bay Dive Conditions Planner

Use the planner to scan this week, inspect today in local time, and understand how exposure shapes conditions at Crystal Bay.

Current Snapshot
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🌥️Variable
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Sunset
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Surface / Entry
Wind No data · Tide No data
Great
Sea State
Swell No data · Period unavailable
Great
Visibility Outlook
Rain chance No data
Great
Wind
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Swell
No data

Exposure Profile at Crystal Bay

Directional shelter context for incoming swell.

Exposure Note

Hourly forecast data is not available yet.

Wildlife at Crystal Bay

Species commonly reported at this site, with direct links into their wildlife guides.

Recent Logged Visits At Crystal Bay

Community dive logs and visit reports for this site.

No Dive Logs Yet

Be the first to log a dive at this spot and share your experience!

Dive Spot Log Averages At Crystal Bay

Average conditions based on logged dives & visits.

Conditions
Avg. Visibility20m
Activity
No dive activity logged yet.
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Crystal Bay Guide - Frequently Asked Questions

Planning answers for access, conditions, timing, and site logistics.

Crystal Bay Guide - Sources and Updates

Last Updated

Recent community updates

Research Sources

conservation.ceningandivers.com · Destination Conservation Page

Conservation overview for Nusa Penida with current, visibility, and seasonal context at Crystal Bay.

divejourney.io · Destination Page

Nusa Penida destination guide covering the island context, currents, seasonality, and dive-site planning.

divejourney.io · Linked Shop Profile

Linked operator profile that supports the boat-diving setup for Crystal Bay.

divejourney.io · Public Spot Page

Crystal Bay spot page describing the bay profile, currents, Mola mola seasonality, and visibility.