Blossom Rock was a serious navigational hazard to sailing ships entering or leaving San Francisco Bay in the 19th century. It was formally reported by Captain F. Beechey of the Royal Navy ship HMS Blo
Frederick William Beechey, RN, Discoverer of Blossom Rock. Portrait ca. 1822
Captain R.S. Williamson, U.S. Army Corps of Engineers led initial stages of Blossom Rock removal (photo c. 1860-1863).
San Francisco Bay
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San Francisco Bay is a large tidal estuary in the U.S. state of California, and gives its name to the San Francisco Bay Area. It is dominated by the cities of San Francisco, San Jose, and Oakland.
Aerial panorama of the northern Bay, the Bay Bridge, Golden Gate, and Marin Headlands on a clear morning. November 2014 photo by Doc Searls.
Panorama of San Francisco Bay, and the city skyline seen from Marin County in the Golden Gate National Recreation Area
Population density and low-elevation coastal zones in San Francisco Bay (2010). San Francisco Bay is especially vulnerable to sea level rise.