“You are in China Camp State Park, adjacent to the tidal marsh flats of San Francisco Estuary. One on side you are surrounded by Pickleweed, a tidal salt marsh plant species and on the other side of you is the upland with oak woodlands. China Camp’s salt marshes provide protected habitat for wildlife, including two endangered species: the salt marsh harvest mouse (Reithrodontomys raviventris), listed on both federal and state endangered species lists, and Ridgway’s rail (Rallus longirostris obso