This remote bay is adjacent to Castara Bay. It is usually accessed for diving by boat. Cotton Bay consists of a series of submerged rocks for an amazing swim through for divers and hideout for marine life. Encrusting and boulder corals grow along these giant submerged rocks that descend to great depth.
COTTON BAY, TOBAGO
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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.
Hermitage reef lies along the eastern side of Man-O-War Bay, Charlotteville, adjacent to Hermitage Bay. With no coastal development nearby, this coral reef is home to the endangered branching Elkhorn corals in the shallows. Farther down the reef slope, giant mountain star coral colonies extend from 7 m to 15 m in depth, creating underwater structures for numerous marine creatures.
Along the south coast of Tobago are three dives sites. From east to west, they are Cove Reef, Flying Reef and Stingray Alley. Coral reefs in this area are gently sloping and exposed to high currents. These are the haunts of large schools of reef fish including grunts and chub.
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.
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.
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