

Best for intermediate divers, 11-25m, boat entry, moderate current.
Crater is a reef site located 3700 metres offshore from Grand Baie, Mauritius. This boat-accessible dive features depths ranging from 11 to 25 metres, with an average depth of 18 metres. Divers should anticipate moderate currents and visibility typically between 20 and 40 metres. Hazards at this location include boat traffic, sharp coral, and the presence of stonefish and lionfish. Species recorded around this area include Spanish Dancer, Giant Frogfish, Emperor Angelfish, Spotfin Lionfish, Turkey Moray, Lunartail Grouper, Leaf Scorpionfish, Titan Triggerfish, Giant Moray, Trance Wrinkle Dorid, Ribbon Eel, Yellow-edged Moray, Zebra Lionfish, and Indian Lionfish.
-20.06970, 57.51630
The area is well protected from the wind, making diving possible all year round.
Boat access is available from Trou aux Biches, with boarding pontoons accessible on foot.
Recorded at this site
Depth
11-25m
Visibility
20-40m
Skill Level
Intermediate
Entry
Boat
Boat required
Water Temp
24-28°C
Current
Moderate
Typical Dive
45 min
Species recorded around this area include Spanish Dancer, Giant Frogfish, Emperor Angelfish, various moray eels, lionfish, and groupers.
No, Crater is classified as an intermediate dive site.
The depth ranges from 11 to 25 metres, with an average depth of 18 metres.
Crater is located 3700 metres from shore and requires a boat for access.
Water temperatures range from 24C in the winter months to 28C during the summer.
Diving at Crater in Trou aux Biches requires the following certifications: Open Water. Always dive within your training limits.
A 3mm wetsuit is recommended for diving at Crater in Trou aux Biches. Water temperatures range from 24°C to 28°C.
Divers at Crater in Trou aux Biches should be aware of lionfish, stonefish, sharks. These encounters are generally rare and avoidable with proper awareness. Follow local safety guidance and maintain a respectful distance from all marine life.