Although there are no coral reefs surrounding Boa Vista, the shallow shelf and plentiful wrecks attract a wide array of marine life. Commonly seen are flabellinas, nudibranchs, sea hares, amber jacks, sergeant majors, angelfish, surgeon fish, sea breams, Guinea grunts, hogfish, Atlantic cornet fish, 5 species of eels and congers, shrimps, lobsters and crabs.
The island is surrounded by a humpback whale breeding area. These creatures can be heard throughout dives during the winter months. Leatherbacks, hawksbill, and loggerhead turtles can be spotted in the water and on the beach during the summer.
Other common pelagic species include tunas, wahoos, nurse sharks, goatfish, groupers and even the occasional sandtiger shark, whale shark or manta ray during the right season.
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