On the eastern side of Man-O-War Bay, this reef is accessible only by boat. The rocky shoreline extends underwater to house branching and bouldering corals on submerged rocks and abundant fish life seeking refuge between the reef and the rocks.
Arnos Vale Bay on Tobago’s Caribbean coast is a popular snorkel and diving destination, including night diving in the bay. The Arnos Vale reef extends outward from the bay along the eastern and western fringes, where the reef grows on submerged rocks. Divers can swim through channels covered in corals, sea fans and sponges.
Diver’s Dream consists of a series of shallow reef banks found 4 km off the south coast of Tobago between Trinidad and Tobago. The banks are covered by giant barrel sponges that thrive in the high currents. Encrusting coral and macroalgae are also prominent at this site. The banks are often visited by pelagic marine life, such as turtles, sharks and barracuda.
The reef fringes the eastern margins of Castara Bay extending from Heavenly Bay out of the bay. Castara reef is a popular for snorkelling with the rare branching Elkhorn corals close to the rocks. For divers, the reef is dominant in soft coral plumes that make perfect hiding spots for juvenile turtles.
Iguana Bay is located north of Charlotteville and can only be accessed by boat. Although there are coral communities, there is little structure, likely because of the exposed wave environment. It is home to some colonies of the incredible rare Acropora cervicornis.
The only Marine Protected Area in Tobago, Buccoo Reef features a fringing reef system with a back reef and a lagoon that are connected to a mangrove ecosystem. The uniqueness of this reef attracted many during the 1950s and 1960s, but decades of mismanagement have allowed large portions of the reef system to be degraded. Some sections of Buccoo Reef are still productive. See Coral Gardens
Coral Gardens is a small patch reef located in the Bon Accord Lagoon in the Buccoo Reef Marine Protected Area. This is one of the better-known treasures of Buccoo Reef. It is visited daily by snorkelers and glass bottom boat tours. Coral Gardens in dominant in the reef building coral Orbicella annularis, also known as the potato coral, and hosts many reef fish.