Alcatraz Island Juan Manuel Diaz, who charted San Francisco Bay and named one of the three islands he identified as "La Isla de los Alcatraces," which translates as "The Island of the Gannets" but is commonly believed to translate as "The Island of the Pelicans (Spanish for Pelicans is Pelicanos)," from the archaic Spanish "" ("pelican"). Over the years, the Spanish version "Alcatraz" became popular and is now widely used. In August 1827, French Captain Auguste Bernard Duhaut-Cilly wrote "... running past Alcatraze's (Pelicans) Island ... covered with a countless number of these birds. A gun fired over the feathered legions caused
Alcatraz Island Lighthouse and passed suitable acts in the years 1851 and 1852 to build seven lighthouses on the West Coast to guide navigation. The Baltimore firm of Gibbons and Kelly was awarded the contract to build seven lighthouses in California, at Alcatraz Island, Fort Point, Point Pinos, Point Loma, Farallon Island, and Humboldt Bay, and one at Cape Disappointment in Washington State. Equipment were shipped on Oriole, reached San Francisco on January 29, 1853. The Alcatraz Lighthouse was the first to be completed in July 1853, making it the oldest major navigational light on the West Coast. However, the foundation for building