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 self-determination, in part as a result of the publicity and awareness created by the occupation. The occupation ended on June 11, 1971. The entire Alcatraz Island was listed on the National Register of Historic Places in 1976, and was further declared a National Historic Landmark in 1986. In 1993, the National Park Service published a plan entitled "Alcatraz Development Concept and Environmental Assessment." This plan, approved in 1980, doubled the amount of Alcatraz accessible to the public to enable visitors to enjoy its scenery and bird, marine, and animal life. Today, American Indigenous groups, such as the International Indian Treaty