Porpoise Bay Caves

Western Australia, Australia

Depth

18m

Visibility

5m - 15m

Entry

Boat

Experience Level

Advanced

Porpoise Bay Caves

Western Australia, Australia

Depth

18m

Visibility

5m - 15m

Entry

Boat

Experience Level

Advanced

About Porpoise Bay Caves

This is an exciting dive and is quite similar to "Crystal Palace" dive site. The marine life is extraordinary, creating great photograph opportunities. This dive is extremely relaxing but is adviced for advanced divers due to strong currents. Make you way from the reef to the many individual and different caves and start exploring. It is a haven for HUGE Crayfish.

Porpoise Bay Caves Dive Info

Terrain & Features

Other, Reef, Cave

Entry Type

Boat

Max Depth

18m

Visibility Range

5m – 15m

Experience Level

Advanced

Best Gas Mix

21% – 50%

O₂

CNS Load (45 min)

13% at 16m / 36%

O₂

Multi-Level Dive Planner

Photo gallery

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Marine Life

Crayfish
Fire Fish
Leafy Sea Dragon
Sea Turtles

Weather Conditions

Weather information for Porpoise Bay Caves coming soon.

Dive Operators near Porpoise Bay Caves

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Location

Location details missing.

Dive Site Hazards

Hidden Depth Variations — Complex reef topography can conceal depth changes, leading to unintended profile variations.
Distraction from Marine Activity — High fish activity can distract divers and delay depth or gas awareness.
Rapid Surge Direction Changes — Surge near reef structures can reverse direction quickly, pushing divers sideways into unexpected areas.

Remote Silt Disturbance — Silt can be disturbed metres away from the source.

Rapid Stress Escalation — Stress can increase sharply when visibility or navigation degrades.

High Cognitive Load Navigation — Complex passages increase mental workload even on a line.

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