Located north of Charlotteville, this island is a bird sanctuary and home to a number of nesting species, including the Magnificent Frigatebird and the Brown Booby. Coral reefs surrounding St Giles are exposed to high currents that form reefs dominant in brain corals that cover the shallow areas.
ST GILES ISLAND, TOBAGO
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Mt Irvine Bay is a popular spot for surfing and diving in southwest Tobago. Mt Irvine reef, also known as the Flying Dutchman, extends out to the eastern headland. This fringing reef transitions from soft coral to hard coral as you move out from the bay. The back end of Mt Irvine reef is Mt Irvine Wall, which has a few swim throughs and overhangs where schools of fish hang out.
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.
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.
Little Tobago is the larger island located in Speyside Bay. This island is home to marvels both above and below the water including one of the largest brain corals in the Western Hemisphere. Coral reefs encircle Little Tobago. The island is an important nesting site for marine birds, including the Red-billed Tropic Bird.
Booby Island is located within the sheltered Man-O-War Bay at Charlotteville in northeast Tobago. It is named after the Brown Boobies that inhabit the rock. On one side a gently sloping reef dominant in sea plumes and corals connects the island to the mainland at Lover’s Bay; on the other side, divers can explore the submerged rock walls of the island.
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.