The Delta and Bay drain an area of about 60,000 square miles which is about 40 percent of the California landscape. In 1850, there were 545,375 acres of tidal wetlands in the Delta and Bay. Today only 66,125 acres remain. All of the above. All of the above.
Habitats provide shelter and food to the live organisms that live there.
Wetlands are home to one third of the United States' endangered or threatened animals, including the California clapper rail, elderberry longhorn beetle, tiger salamander, and conservancy fairy shrimp. Wetlands are home to one third of the United States endangered or threatened animals, including the California clapper rail, American crocodile and salt marsh harvest mouse. The type of birds present at a wetland vary from season to season due to their migratory patterns. There is more life acre for acre in a wetlands than in almost any other kind of habitat. Wetlands support huge numbers of insects, fish, birds, mammals and plants.