The Elkhorn Slough National Estuarine Research Reserve is a nature reserve that is located at 1700 Elkhorn Road in Watsonville, California.[1] The reserve encompasses the central shore of Monterey Bay and is approximately 100 miles (160 km) south of San Francisco, California.[2] The Elkhorn Slough is established as a part of the National Oceanic and Atmospheric Administration and is being managed as the Elkhorn Slough Ecological Reserve through the California Department of Fish and Wildlife.[3]