San Joaquin Marsh Reserve

San Joaquin Marsh Reserve

University of California, Natural Reserve System

San Joaquin Marsh Reserve Owl

About Us

Adjacent to UC Irvine, the San Joaquin Marsh is a remnant of a once extensive wetland mosaic with estuaries along the coast and freshwater marsh spanning the plains of inland Orange County.  It is also one of 39 reserves in University of California’s Natural Reserve System (NRS), the largest university-operated network of natural reserves in the world.

Natural Resources

Burns Piñon Ridge Reserve interesting areas are home to a rich diversity of species that have been extensively studied.