Recorded Historical Earthquake Activity Associated with Cordell Bank National Marine Sanctuary

Greater Farallones National Marine Sanctuary: Protected Marine Geography and Atlas Data

Essential marine protected area off the coast of California.

Greater Farallones National Marine Sanctuary protects a vital network of oceanic habitats off California, including sandy beaches, tidal flats, subtidal reefs, and open ocean waters. This marine protected area serves as a critical link in the Pacific coast's network of conservation landscapes, offering a deep look at the geographic connectivity between coastal estuaries and offshore continental shelf environments.

Area

8,530 km²

Established

1981

Relief

Lowland

Climate

Mediterranean

Point Reyes National Seashore: Exploring the Protected Landscapes of Marin County

Geology, coastal estuaries, and Pacific wilderness boundaries

Point Reyes National Seashore offers a deep look into California coastal geography. The protected area features the dramatic San Andreas Fault, expansive Douglas-fir forests, and rich estuarine habitats, providing an essential study of maritime conservation landscapes and rare breeding grounds for elephant seals and tule elk.

Area

287.44 km²

Established

1962

IUCN

V

Visitors

2.3M annual

Monterey Bay National Marine Sanctuary: California Marine Protected Area and Coastal Atlas

Mapping deep submarine canyons and expansive Pacific coastal ecosystems.

Monterey Bay National Marine Sanctuary represents one of the most biologically significant marine protected areas in the United States. Spanning 276 miles of California shoreline, the sanctuary encompasses varied aquatic terrain including towering kelp forests, rocky reefs, and the massive Monterey Submarine Canyon. This protected marine landscape serves as a crucial region for oceanic research and environmental conservation.

Area

15,780 km²

Established

1992

Relief

Mixed relief

Climate

Mediterranean

Golden Gate National Recreation Area: A Mapped Protected Landscape in California

Coastal geography and historical park terrain overview

An expansive network of protected lands encompassing Pacific shorelines, Marin headlands, and urban forest ecosystems. This recreation area provides a detailed look at the geographic connectivity between coastal redwood groves, military fortifications, and restored wetland corridors within the California Bay Area region.

Area

332.31 km²

Established

1972

IUCN

V

Visitors

15M annual

Mendocino National Forest: Mapping California's Remote Protected Mountain Landscape

Examining wilderness boundaries and rugged coastal terrain

Mendocino National Forest serves as a significant protected area in California, known for being the only national forest in the state without major paved access. Its terrain spans 913,000 acres of mountain peaks, deep river canyons, and old-growth conifer forests. Home to the unique tule elk population at Lake Pillsbury, this landscape provides a rare example of wilderness isolation, complex geothermal features, and rugged, largely untouched northern coastal topography.

Area

3,696.02 km²

Established

1907

Relief

Mountain

Climate

Mediterranean

Elkhorn Slough National Estuarine Research Reserve: Protected Landscapes and Coastal Geography

Mapping the tidal ecosystems of Monterey Bay, California

Located near Watsonville, California, this nature reserve protects a vital estuarine ecosystem marked by tidal channels, mudflats, and oak woodlands. It functions as a key site for coastal research, providing a clear window into the ecology and protected terrain of one of the largest salt marshes remaining on the California coastline.

Area

6.9 km²

Relief

Lowland

Climate

Mediterranean

Access

Easy access

Six Rivers National Forest: Exploring Protected River Valleys and Mountain Terrain in California

A regional protected area spanning California river systems

Six Rivers National Forest defines much of the rugged landscape in northwestern California. Named for the six major river drainages within its borders, the area features a unique combination of coastal forests, deep river canyons, and high-country ridges that offer significant insight into the region's broader geographic and ecological character.

Area

3,875.2 km²

Established

1947

Relief

Mountain

Climate

Mediterranean

Shasta, Trinity National Forest: Mapping the Protected Landscapes of Northern California

Volcanic peaks, expansive reservoirs, and rugged mountain wilderness

Spanning over two million acres, Shasta, Trinity National Forest represents a major protected landscape in Northern California. The geography includes the iconic Mount Shasta volcano and the complex shoreline of Shasta Lake, while hosting expansive wilderness areas and diverse terrain ranging from oak-forested foothills to alpine meadows.

Area

8,942.87 km²

Established

1954

Relief

Mountain

Climate

Temperate