Blue Coral is a reef site located south of Batam, accessible by boat from Galang Terminal. The site features the rare blue coral Heliopora coerulea within a protected conservation area. Divers and snorkellers can expect depths ranging from 5 to 18 metres, with an average depth of 16 metres. Conditions are generally suitable for beginners, with mild currents and visibility typically between 15 and 30 metres. Water temperatures remain consistent, ranging from 28 to 30C throughout the year. Divers should be aware of sharp coral present at the site. Local facilities include air fills, equipment rental, and guided tours.

Labun Island is a reef site located in the Riau Islands, Indonesia, offering accessible snorkeling directly from the shore. The site features depths ranging from 1 to 15 metres, with an average depth of 7 metres, making it suitable for beginners. Conditions are generally mild with visibility fluctuating between 5 and 20 metres. Water temperatures remain warm throughout the year, typically between 28 and 31 degrees Celsius. As a popular destination for day-trippers from Batam, the site is located near the Barelang Bridge 6. Divers and snorkellers should be aware of sea urchins and sharp coral present in the area. Guided tours are available for visitors.

Labun Island is a private island located near the 6th Barelang Bridge in the Riau Islands. This reef site is suitable for beginners, offering shore access directly from wooden jetty ladders. The site features an average depth of 8 metres, with a range between 5 and 10 metres. Snorkellers can expect mild currents and visibility typically ranging from 5 to 15 metres. The water temperature remains warm throughout the year, between 28 and 31 degrees Celsius. The area supports a variety of reef fish and invertebrates typical of the region. Facilities on the island include equipment rental, a cafe, and guided tours.

Petong Island is a reef and drift dive site located 22 kilometres from the shore. The topography features deep coral walls and sea fans, with depths ranging from 5 to 25 metres and an average depth of 15 metres. The site is sheltered by surrounding islands, which typically results in calm surface conditions. Divers should be prepared for moderate currents and potential hazards including deep water, sharp coral, and strong current. Access is by boat only, with typical dives lasting 45 minutes. Visibility at the site varies between 10 and 25 metres. The location is suitable for intermediate divers and offers a snorkel rating of 4 out of 5.