Nudibranch Garden is a reef site located in the An Thoi Archipelago, Vietnam, offering a shallow dive experience suitable for beginners. The site features depths ranging from 5 to 12 metres, with an average of 8 metres. Divers access the reef via boat, encountering mild currents and visibility between 5 and 10 metres. The water temperature remains warm, between 28 and 31 degrees Celsius. Divers should exercise caution regarding sharp coral and rocks on the reef bottom. Local facilities include a dive shop providing equipment rental and air fills. Typical dives at this location last approximately 40 minutes.

Nail Island in the An Thoi Archipelago offers shallow water diving suitable for beginners and snorkellers. The site features a depth range of approximately 3 to 4 metres. Conditions are generally warm, with water temperatures typically ranging between 28C and 31C throughout the year. Given the shallow nature of the site, it provides a straightforward environment for those looking to explore the local marine topography. Access to the site is typically via boat from the surrounding region. Divers and snorkellers should be prepared for variable conditions common to this coastal area.

Turtle Island in the An Thoi Archipelago is a reef site accessible only by boat. Located 1000 metres from shore, the site features a coral reef system with depths ranging from 4 to 12 metres, averaging 8 metres. Conditions are generally mild with visibility between 5 and 10 metres. Water temperatures remain warm throughout the year, typically between 28 and 31 degrees Celsius. The site is suitable for beginners and offers a 4 out of 5 rating for snorkelling. Divers should be aware of boat traffic and potential entanglement hazards in the area. Typical dives last approximately 45 minutes.

Dry Island in the An Thoi Archipelago offers a straightforward reef dive suitable for beginners. The site features depths ranging from 1 to 11 metres with an average of 9 metres. Divers experience mild currents, creating a gentle drift environment. Visibility at the site typically ranges between 5 and 10 metres. Access is exclusively by boat, located 1000 metres from the shore. Divers should maintain careful buoyancy control to avoid contact with sharp coral and rock formations on the shallow reef. Local facilities provide air fills, equipment rental, and guided tours for those visiting the area.