Estero Bay (Spanish for "Estuary") is a bay located on the Pacific Coast in San Luis Obispo County, central California.
It is about 15 miles (24 km) from its south end at Point Buchon/Montana de Oro State Park, to its north end at Point Estero, which is about 5 miles (8 km) northwest of Cayucos.
It is indented about 5 miles (8 km) into the California coast.
The Morro Bay kangaroo rat (Dipodomys heermanni morroensis ) is endemic to the Baywood fine sands habitats surrounding Morro Bay.
For recreation beaches and parks are along the shore of the bay include: NOAA Nautical chart of Estero Bay http://www.charts.noaa.gov/OnLineViewer/18703.shtml