Two thirds of the island is surrounded by an elkhorn coral barrier reef, providing an ecosystem for over 250 fish species and a variety of other marine life including spotted eagle rays, nurse sharks and lemon sharks, and juvenile Blacktip reef sharks and Whitetip reef sharks.
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The U.S. Virgin Islands have many well-known beaches, including Magens Bay (Saint Thomas) and Trunk Bay (Saint John), and coral reefs, including the Virgin Islands Coral Reef National Monument and the Buck Island Reef National Monument.