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.
ARNOS VALE BAY, TOBAGO
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Just off Plymouth Point (adjacent to the Plymouth recreational grounds), this well-developed spur and groove reef is dominant in sea plumes and sea rods.
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.
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.
Landslide reef runs along the eastern margin of Man-O-War Bay from Pirates Bay out towards Breakfast Bay. This is a shallow fringing reef dominated by hard and soft corals growing along submerged rocks. It is home to rare branching Elkhorn coral.
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.
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.

