Sainte Anne Marine National Park, established in 1973, protects a diverse range of underwater ecosystems located 5 kilometres from Victoria. This marine protected area features extensive coral gardens and one of the largest seagrass meadows in the granitic bank of the Seychelles. Snorkellers can explore these habitats at depths ranging from 2 to 15 metres, with an average depth of 5 metres. The site is accessible by boat and offers visibility between 10 and 40 metres. Conditions are generally mild, making it suitable for beginners. Divers and snorkellers should be aware of the presence of sharks and sharp coral within the park.

Cerf Island is the oldest marine reserve in the Seychelles, featuring a dedicated snorkel trail on its southeast side equipped with educational markers. The site comprises both natural reef and artificial reef structures, offering a varied underwater topography. Depths range from 2 to 25 metres, with an average depth of 5 metres, making it suitable for beginners. Access is by boat, with the site located 5 kilometres from shore. Visibility typically varies between 10 and 30 metres, and currents are moderate. Divers and snorkellers should be aware of sharp coral in the area. Guided tours, equipment rental, and boat charters are available nearby.

Grouper Point is a reef dive site located off Praslin in the Seychelles. The site features a depth range of 2 to 30 metres, offering varied topography suitable for intermediate divers. Access to this location is by boat only. Water temperatures at the site fluctuate between 26C and 29C throughout the year, with the warmest conditions typically recorded between March and May. As a reef environment, the site provides a habitat for general marine life, though specific species observations are not recorded for this location. Divers should be prepared for variable conditions typical of this marine region.

Turtle Rock in La Digue, Seychelles, features a combination of natural reef and artificial reef structures. Suitable for beginners, the site offers a compact depth range of 12 to 18 metres with an average of 15 metres. Divers can expect mild currents and visibility ranging from 15 to 30 metres. The site is accessible by boat and is also suitable for night diving. Hazards include boat traffic, sharp coral, and stonefish. Divers should remain aware of potential surge or swell, monitor their depth, and deploy a surface marker buoy before ascending to ensure safety from passing vessels.

L'Ilot, located off Praslin in the Seychelles, is a small islet featuring a combination of natural reef and artificial reef structures. This site is suitable for intermediate divers and offers a drift diving experience. Depths range from 6 to 25 metres, with an average depth of 20 metres. Access is by boat only, as the site is situated 200 metres from the shore. Divers should be prepared for strong currents and the presence of sharks. Visibility typically fluctuates between 14 and 30 metres. The site is also suitable for snorkelling and night diving, with a typical dive duration of 50 minutes.

Fire Mountain, located off La Digue in the Seychelles, is a marine dive site with a consistent depth of 11 metres. Conditions at this site vary, with water temperatures ranging from 26C to 30C throughout the year. While specific observations at this exact location are limited, species recorded around this area include wrasses, rock cod, Pacific bullethead parrotfish, melon butterflyfish, and semicircle angelfish. Divers may also encounter less frequent species such as spotted eagle rays, emperor angelfish, Indian lionfish, coral grouper, day octopus, great barracuda, and various moray eels. This site is suitable for divers seeking a shallow, consistent depth profile in the Seychelles.

Machabee Beach on Praslin, Seychelles, offers a shallow marine environment featuring a mix of reef and seagrass habitats. The site is suitable for beginners, with depths ranging from 1 to 8 metres and an average depth of 4 metres. Divers and snorkellers access the water directly from the shore. Conditions vary, with visibility typically between 5 and 15 metres and mild currents. The rocky shoreline creates small coves that provide shelter for exploration. Visitors should be aware of potential hazards, including surf and currents. Parking is available for those arriving by vehicle. Typical dives at this location last approximately 45 minutes.

Dragon Teeth is a pinnacle dive site located off Praslin, Seychelles, featuring a seamount that reaches a maximum depth of 25 metres with an average depth of 18 metres. This site is suited for advanced divers due to the strong currents encountered during drift dives. Access is strictly by boat, with entry typically performed via a back roll. Visibility at the site ranges from 1 to 30 metres. Water temperatures remain warm throughout the year, fluctuating between 26C and 30C. Divers should be prepared for the strong currents that characterise this location.