Del Mar Landing State Marine Reserve (SMR) is a marine protected area that lies onshore, about 2 miles (3 km) south of the town of Gualala and 3.5 miles north of Sea Ranch in Sonoma County on California’s north central coast. The marine protected area covers 0.22 square miles (0.57 km2). Del Mar Landing SMR prohibits injuring, damaging, or taking all living, geological, and cultural marine resources.[1]