Hon Tam is a reef site in Nha Trang, Vietnam, featuring coral formations at depths between 2 and 12 metres. The site is accessible only by boat and is suitable for beginners due to the mild currents and shallow coral areas. Species recorded around this area include wrasses, butterflyfish, triggerfish, and various lionfish, moray eels, and nudibranchs. Divers should remain aware of boat traffic in the area. Water temperatures range from 25C to 29C throughout the year, providing stable conditions for exploring the reef structure.

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.

Nha Trang features a varied underwater landscape that combines reef, wall, and drift diving. Divers can explore depths ranging from 5 to 25 metres, with an average depth of 15 metres. The site is accessible only by boat, located 10 kilometres from the shore. Conditions include moderate currents and visibility between 10 and 30 metres. Water temperatures remain between 24 and 28 degrees Celsius throughout the year. Due to the presence of loose fishing lines and nets, divers must be aware of entanglement hazards. Guided tours are available for both day and night dives, and the site is suitable for beginners.

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.

Northern Reef in Nha Trang, Vietnam, is a shallow reef site suitable for beginners. Divers typically explore the area at an average depth of 6 metres, with a maximum depth of approximately 6.4 metres. Access to the site is by boat, and conditions generally feature mild currents and visibility ranging from 5 to 15 metres. Water temperatures fluctuate between 25C and 29C throughout the year. Divers should be aware of sharp coral present in the area. Species recorded around this area include wrasses, which are very common, as well as various uncommon species such as harlequin shrimp, ornate ghostpipefish, zebra lionfish, and several types of moray eels.

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.

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.

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.