Seahorse Bay in Nha Trang, Vietnam, is a reef site accessible by boat. The topography features depths ranging from 3 to 25 metres, with an average depth of 7 metres. Conditions are generally suitable for beginners, characterised by mild currents and visibility between 10 and 30 metres. Water temperatures fluctuate between 24 and 28 degrees Celsius throughout the year. Divers should be aware of potential hazards including sea urchins and sharp coral. Typical dives at this location last approximately 45 minutes. Local facilities include air fills, equipment rental, and boat charters.

Moray Beach in Nha Trang is a reef site suitable for beginners, offering depths between 6 and 18 metres. Access is exclusively by boat, with typical dives lasting around 40 minutes. The site features mild currents and visibility ranging from 10 to 30 metres. Water temperatures remain warm throughout the year, fluctuating between 25C and 29C. Species recorded around this area include various wrasses, moray eels, lionfish, and nudibranchs. Divers should be aware of potential hazards including sharp coral, lionfish, and stonefish. Local facilities provide air fills, equipment rental, and guided boat charters.

Mama Hanh Beach in Nha Trang offers a reef environment suitable for both divers and snorkellers. The site features a depth range of 1 to 16 metres with an average of 8 metres. Access is by boat only. Conditions are generally mild with currents described as light, though visibility can fluctuate between 10 and 30 metres. Water temperatures remain between 25 and 29 degrees Celsius throughout the year. Divers should be aware of sharp coral and a submerged structure that presents an entanglement risk. Maintain neutral buoyancy to avoid contact with the reef and carry a cutting tool. Facilities are unconfirmed, so visitors must arrive with all necessary equipment.

Rainbow Reef is a marine reef site located 5000 metres from the shore in Nha Trang, Vietnam. Accessible only by boat, the site features a depth range of 2 to 24 metres with an average depth of 12 metres. Conditions vary, with visibility ranging from 3 to 30 metres and moderate currents. The site is suitable for beginners and supports night diving. Divers should be aware of hazards including boat traffic, low visibility, sharp coral, and stonefish. Facilities available at the site include air fills, equipment rental, and guided tours.

Debbie's Beach is a sheltered reef site in Nha Trang, Vietnam, suitable for beginner divers. The site features depths ranging from 10 to 18 metres, with an average depth of 12 metres. Access is by boat only. Divers experience mild currents and visibility between 10 and 30 metres. Water temperatures remain between 25 and 29 degrees Celsius throughout the year. Hazards include sea urchins and sharp coral, requiring careful placement of hands and knees. The site supports night diving, which is available for those who have completed a daytime dive here. Guided tours, equipment rental, and air fills are available through local facilities.

Cemetery Bay in Nha Trang, Vietnam, features a diverse underwater landscape comprising a sandy and rocky bottom. An artificial reef is situated in the middle of the site, while kelp beds are located to the east outside the bay. This site is suitable for beginners, with depths reaching up to 15 metres. Divers can expect mild currents and visibility ranging from 5 to 30 metres. Water temperatures remain stable between 25C and 29C throughout the year. Access is available via both shore and boat entries. Divers should remain aware of boat traffic in the area and potential fluctuations in visibility.

Madonna Rock in Nha Trang, Vietnam, is a diverse site featuring a reef, cave, and cavern system. Divers and snorkellers can explore depths ranging from 6 to 35 metres, with an average depth of 20 metres. The site is accessible only by boat and is suitable for beginners, though conditions vary with visibility between 5 and 25 metres and mild currents. Marine life recorded here includes wrasses, Moorish idols, flagtail triggerfish, pink skunk anemonefish, Pacific trumpetfish, and various nudibranchs such as the varicose wart slug and pustular phyllidia. Hazards include potential jellyfish, lionfish, and stonefish, as well as overhead environments within the caves.

Tiger Wall in Nha Trang is a boat-access site featuring a wall and reef topography that ranges from 5 to 30 metres in depth. Divers encounter mild currents, though surges can occur along the wall face. Visibility fluctuates between 5 and 25 metres, requiring divers to maintain close proximity to their guides. The site is suitable for intermediate divers and supports night diving, which alters the character of the reef. Hazards include sharp coral, potential strong currents, and variable visibility. Divers should monitor gas reserves closely and maintain strict buoyancy control to navigate the wall sections and overhead environments safely.