Vanishing Tidelands

Most of the tidelands in San Francisco Bay have been diked or filled. In the South Bay, tidal salt marshes were turned into salt ponds. View this segment to learn

  • how different the Bay shoreline used to be.
  • how tidal marshes were exchanged for grasslands and salt ponds.
  • about solar salt production in the South Bay.

Download the Viewing Guide for pre- and post-viewing discussion questions, activities, and additional resources to use with students.

Download the Viewing Guide ›