Marin Supervisors are seeking a Marin representative to serve on the board of directors for the North Coast Railroad Authority, which advises supervisors on how to provide a “unified and revitalized rail infrastructure that meets the freight and passenger needs of the region,” the county announced this week. Directors meet monthly in various locations from Humboldt to Marin Counties. Applications are available online or from the Clerk of the Board of Supervisors, Suite 329, 3501 Civic Center Drive, San Rafael CA 94903. Those interested in receiving an application by mail should call (415) 473.7331.