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Northreef

Pyramid

· North, Mauritius
12–25m
Depth range
reef
Dive types
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Dive the Pyramid reef in North Mauritius. Discover eagle rays, parrot fish, trumpet fish and clown fish at depths of 12–25m. Perfect for reef explorers.

Overview

The Pyramid dive site is one of North Mauritius's most intriguing reef dives, taking its name from the distinctive pyramid-shaped coral formation that dominates the underwater landscape. Located offshore in the warm waters of the Indian Ocean, this site offers a depth range of 12 to 25 metres, making it accessible to confident intermediate divers while providing enough depth and complexity to satisfy experienced underwater explorers.

The reef structure itself is the star of the show. Dramatic coral pinnacles and towering formations create a three-dimensional environment that encourages divers to explore every nook and cranny. Light filters down through the water column, casting dappled shadows across the hard and soft corals that encrust the reef. The combination of structural interest and healthy marine biodiversity makes Pyramid a site worth returning to time and again.

Marine Life

The Pyramid reef punches well above its weight when it comes to marine biodiversity. Divers who take the time to explore slowly will be rewarded with a remarkable variety of species across different zones of the reef.

  • Parrot Fish: Some of the most colourful residents of the reef, parrot fish are frequently seen grazing on coral and algae. Their vivid green, blue, and pink scales make them unmistakable, and they are often found in small groups moving methodically across the reef surface.
  • Trumpet Fish: Masters of camouflage, trumpet fish hang motionless among coral branches or shadow larger fish as they hunt. Spotting one of these elongated hunters is always a satisfying moment for observant divers.
  • Eagle Rays: Among the most thrilling encounters at Pyramid, eagle rays are known to patrol the deeper sections of the site around 20–25 metres. Their graceful, wing-like motion through open water is a highlight that divers never forget.
  • Clown Fish: Nestled within the protective tentacles of their host anemones, clown fish add a pop of orange and white to the reef. Their territorial darting behaviour is endearing and provides great photographic opportunities.

Beyond these headline species, divers can also expect to encounter wrasse, damselfish, moorish idols, and various species of butterflyfish decorating the reef. Keep an eye on the sandy patches between coral heads for resting rays or camouflaged flatfish.

Dive Conditions

The Pyramid site generally offers comfortable diving conditions, with visibility typically ranging from 15 to 25 metres on good days. Water temperatures in North Mauritius hover between 24°C and 29°C depending on the season, making a 3mm wetsuit ideal for most of the year, with a 5mm suit more comfortable during the cooler austral winter months of June to August.

Currents at Pyramid are generally mild to moderate, and the site is best dived as a drift or guided exploration. On days when current picks up slightly, it can enhance the experience by bringing in pelagic visitors and suspending plankton that attracts larger species. Divers should always follow their guide's lead regarding entry timing and navigation on this site.

Best Season to Dive

Pyramid can be dived year-round, benefiting from North Mauritius's relatively sheltered position. The optimal months for the best visibility and calmest surface conditions are October through to April, when the southeast trade winds ease and the ocean settles into a gentle swell. During this period, water temperatures are at their warmest and marine activity is at its peak.

The cooler winter months from June to August can bring slightly reduced visibility but also bring interesting seasonal visitors. Always check local weather and sea conditions before heading out, particularly from June to August when the trade winds can increase surface chop.

Diver Tips

  • Take your time descending slowly to allow your eyes to adjust and spot camouflaged species early in the dive.
  • Keep an eye on the blue water beyond the reef edge for eagle ray sightings, especially in the 20–25m zone.
  • Bring an underwater torch to illuminate the darker crevices where moray eels and lobsters often shelter.
  • Maintain good buoyancy control to protect the delicate coral formations that define this site's structure.
  • Carry an SMB (surface marker buoy) as standard practice for all open-water reef dives in Mauritius.
  • Book an early morning dive for the calmest surface conditions and the most active reef fish behaviour.
Pyramid is best suited to confident intermediate and experienced divers. With depths reaching 25 metres, divers should hold at least an Advanced Open Water certification or equivalent, and be comfortable with buoyancy control in a reef environment.
Eagle rays are a notable highlight at Pyramid and are regularly encountered in the deeper sections of the dive around 20–25 metres. While sightings are never guaranteed with wild marine life, they are a frequent and thrilling feature of this site.
Water temperatures at Pyramid range from approximately 24°C in the cooler winter months (June–August) to 29°C during the warmer summer season (November–March). A 3mm wetsuit is suitable for most of the year, while a 5mm may be more comfortable in winter.