Portions of the coast only one contiguous us state are protected by coral reefs name this state?

The state of Hawaii is the only contiguous U.S. state with a sizeable coral reef system. The Hawaiian archipelago is home to one of the most diverse and extensive coral reef ecosystems globally, hosting over 700 species of corals and numerous marine life. These coral reefs provide important habitat and food sources for various species, contribute to the tourism industry, and act as natural barriers to protect coastlines from erosion and storm surges.