Big Wall is a vertical reef structure located off Zanzibar West and Stone Town, Tanzania. The site features a dramatic drop-off starting at 14 metres and extending to 70 metres, making it suitable only for advanced divers. Divers experience strong, unpredictable currents that facilitate drift dives along the wall. Visibility ranges from 15 to 30 metres, allowing for clear views of the deep terrain. Access is strictly by boat, and the site is not suitable for snorkelling. Divers must manage buoyancy carefully due to the depth and current, and should be aware of the presence of sharks in the area.

Great Wall is a reef dive located off the north of Zanzibar. The site is accessed exclusively by boat and features depths suitable for newly certified divers. Divers can expect water temperatures between 26C and 29C, with visibility ranging from 10m to 30m. A moderate current is typically present, requiring divers to remain aware of their position and stay close to their guide. Due to potential entanglement risks and sharp surfaces on the structure, caution is advised when navigating. Divers should arrange all equipment and refreshments through a dive operator prior to departure, as no facilities are confirmed on site.

Big Wall is a vertical wall dive located in the open ocean off Zanzibar West and Stone Town. The site features a dramatic drop-off starting at 18 metres and extending to 50 metres, with depths ranging from 14 to 70 metres. Divers encounter a complex topography defined by caves and overhangs. Due to the strong currents and deep profile, this site is strictly for advanced divers. Access is exclusively by boat, with typical dives lasting 50 minutes. Visibility is variable, ranging from 15 to 60 metres. Divers should be prepared for deep diving and overhead environments.

Hunga is a reef dive site located 7408 metres from the shore of Zanzibar West and Stone Town. This site is accessible only by boat and is suited for intermediate divers. The reef features depths ranging from 10 to 18 metres, with an average depth of 15 metres. Divers should be prepared for moderate currents during their visit. Hazards at this location include sharks, sharp coral, stonefish, and strong currents. Water temperatures at Hunga vary between 26C and 29C throughout the year.

Turtle Reef is a drift dive site located 2000 metres offshore from Zanzibar West and Stone Town. The site features a mixed reef topography ranging from 5 to 30 metres in depth, with an average of 15 metres. Divers should expect moderate currents, though these can fluctuate. Access is by boat only. Visibility typically ranges between 10 and 30 metres, and water temperatures remain between 26 and 29 degrees Celsius. Hazards include lionfish, stonefish, sharks, and sharp coral. Divers must exercise caution regarding buoyancy and hand placement to avoid contact with the reef. The site is suitable for intermediate divers, and night diving is available.

Coral Garden is a reef site located 3000 metres offshore, accessible only by boat. The topography ranges from a shallow 3 metres to a maximum depth of 25 metres, with an average depth of 15 metres. Conditions are generally mild, featuring light currents and visibility between 10 and 30 metres. Water temperatures remain stable between 26 and 29 degrees Celsius. The site includes overhead environments, which require specific training to enter safely. Divers should coordinate with their boat operator regarding departure times and consult their guide before exploring any swim-through sections. This site is suitable for beginners, though caution is advised regarding the overhead structures.

Mnemba Atoll is a marine conservation area located off the coast of Zanzibar. The site features a vast oval reef system with shallow coral gardens, including the area known as Wattabomi. Accessible by boat, the site is suitable for beginners and is highly rated for snorkeling. Water temperatures at the atoll range from 26C to 29C throughout the year. The shallow topography and calm conditions provide a consistent environment for snorkelers to explore the reef structure.

Groupers Rock is a reef and pinnacle site located off Zanzibar West and Stone Town. The topography ranges from 12 to 25 metres, with an average depth of 18 metres. Divers encounter mild currents and visibility between 10 and 30 metres. Marine life includes common wrasses and uncommon species such as Chromodoris nudibranchs, Pink Skunk anemonefish, Melon butterflyfish, Spotted garden eels, and Powder-blue surgeonfish. The site requires boat access. Hazards include lionfish, sea urchins, and sharp coral, necessitating careful buoyancy control to avoid contact with the reef. Water temperatures remain warm, ranging from 26 to 29 degrees Celsius throughout the year.