Tennessee Reef
Tennessee Reef is a coral reef located within the Florida Keys National Marine Sanctuary. It lies to the southeast of Long Key. It consists of drowned (deep) spur-and-groove reef. Much of the reef is within a designated "Research Only" zone.
An unmanned reef light is located near the reef.
Approximate coordinates: 24°46′N 80°45′W / 24.767°N 80.750°WCoordinates: 24°46′N 80°45′W / 24.767°N 80.750°W
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