Secular changes in the tidal constituents in San Francisco Bay originated by the California Gold Rush and major dam-building projects

Isaac Rodríguez-Padilla, CICESE National Center for Scientific Research and Higher Education of Mexico, Ensenada, Mexico and Modesto Ortiz, Centro de Investigacion Cientifica y de Educacion Superior de Ensenada - CICESE, Oceanografía Física, Ensenada, Mexico