Whitehouse Rock is a seamount located off Havelock Island that rises from a depth of 40 metres to near the surface. The site features a thriving coral reef system, notably covered in black coral that appears white, creating a distinctive white garden effect. Divers can expect depths ranging from 8 to 50 metres. Access is by boat only, as the site is situated 20.5 kilometres from shore. Conditions vary with moderate currents and visibility typically between 20 and 40 metres. Water temperatures remain consistent between 27 and 29C. Due to the depth, current, and potential hazards including stonefish and sharp coral, this site is suited for intermediate divers.

Havelock Island offers a reef environment suitable for beginner divers. The site features depths ranging from 4 to 20 metres, with an average depth of 8 metres. Access is exclusively by boat, and conditions generally include mild currents and visibility between 15 and 30 metres. Water temperatures remain consistent throughout the year, typically between 28 and 31 degrees Celsius. Divers should be aware of sharp coral present in the area. Guided tours are available through local dive shops to assist with navigation and safety during the typical 45-minute dive duration.

Aquarium is a gently sloping reef located 3000 metres offshore in the Port Blair Area. Suitable for beginners, the site features depths ranging from 2 to 14 metres with an average of 10 metres. Divers and snorkellers can expect mild currents and visibility between 10 and 40 metres. Access is by boat only, with typical dives lasting 40 minutes. Water temperatures remain warm throughout the year, between 28 and 31C. Species recorded around this area include wrasses, elongate clams, and various butterflyfish. Be aware of sea urchins and stonefish when navigating the reef environment.

Turtle Point, located 100 metres from the shore in the Port Blair Area, features a combination of natural reef and artificial reef structures. The site offers depths ranging from 2 to 30 metres, with an average depth of 10 metres. Divers can expect mild currents and visibility between 5 and 40 metres. Water temperatures remain warm throughout the year, typically between 28 and 30 degrees Celsius. Entry is possible from both shore and boat, making it accessible for beginners. Divers should be aware of sharp coral present at the site. Typical dives last approximately 45 minutes.

Johnson's Reef in the Port Blair Area offers intermediate divers a varied reef topography ranging from 10 to 30 metres, with an average depth of 20 metres. Access is by boat only. The site features moderate currents that can intensify, requiring careful planning to manage the outward and return legs of the dive. Visibility typically ranges between 10 and 20 metres, with water temperatures between 28 and 30C. Divers should maintain distance from sharp coral, rocks, and sea urchins to avoid injury. Species recorded around this area include wrasses, elongate clams, Indian lionfish, harlequin sweetlips, and various groupers. Divers should remain alert for potential down currents and monitor depth to manage nitrogen narcosis risks.

Slope is a reef site located off the white channel marker at the entrance to the channel leading to the Havelock jetty in the Port Blair Area. The reef features a gentle gradient, descending from 4 metres to a sandy bottom at 20 metres, with an average depth of 7 metres. The site is accessible only by boat and is suitable for beginners. Divers can expect mild currents and visibility ranging from 15 to 30 metres. Water temperatures remain warm throughout the year, between 28C and 31C. Hazards at this location include boat traffic and local marine life.

The Wall is a marine dive site located 3500 metres from shore in the Port Blair Area. This site features a wall and reef topography suitable for intermediate divers. The depth ranges from 10 to 40 metres, with an average depth of 21 metres. Access is by boat only. Divers should be prepared for moderate currents and visibility that fluctuates between 5 and 40 metres. Water temperatures remain consistent throughout the year, ranging from 28 to 30 degrees Celsius. Hazards at this site include the depth, strong currents, and the presence of lionfish and stonefish.

Lighthouse is a reef site located 2500 metres from the shore in the Port Blair Area. This site is suitable for beginners and offers depths ranging from 3 to 23 metres, with an average depth of 12 metres. Divers typically spend 45 minutes underwater. Access is by boat only, and the site supports night diving. Conditions vary, with visibility ranging from 5 to 30 metres and mild currents. The water temperature remains consistent between 28 and 30 degrees Celsius throughout the year. Hazards at this site include sharks and sharp coral. Guided tours and boat charters are available through local facilities.