Marine Exchange Inc. is a non-profit membership organization focused on providing maritime services to its members. Such services include collecting, analyzing, and disseminating ship traffic information and facilitating internal communication and debate in the maritime community of northern California. The organization was established in 1849, during the height of the Gold Rush, and is one of the oldest maritime organizations in the country. For a more comprehensive history of the Maritime Exchange Inc., see https://www.sfmx.org/about/our-history/