Trends and habitat associations of waterbirds using the South Bay Salt Pond Restoration Project, San Francisco Bay, California: U.S. Geological Survey Open-File Report 2018–1040

The aim of the South Bay Salt Pond Restoration Project is to restore 50–90 percent of former salt evaporation ponds to tidal marsh in San Francisco Bay. However, hundreds of thousands of waterbirds use these ponds over winter and during fall and spring migration.