San Pablo Bay
Encyclopedia
Estuary
An estuary is a partly enclosed coastal body of water with one or more rivers or streams flowing into it, and with a free connection to the open sea....
that forms the northern extension of San Francisco Bay
San Francisco Bay
San Francisco Bay is a shallow, productive estuary through which water draining from approximately forty percent of California, flowing in the Sacramento and San Joaquin rivers from the Sierra Nevada mountains, enters the Pacific Ocean...
in northern California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...
in the United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...
. Most of the Bay is shallow; however, there is a deep water channel approximately in mid bay, which allows access to Sacramento
Sacramento, California
Sacramento is the capital city of the U.S. state of California and the county seat of Sacramento County. It is located at the confluence of the Sacramento River and the American River in the northern portion of California's expansive Central Valley. With a population of 466,488 at the 2010 census,...
, Stockton
Stockton, California
Stockton, California, the seat of San Joaquin County, is the fourth-largest city in the Central Valley of the U.S. state of California. With a population of 291,707 at the 2010 census, Stockton ranks as this state's 13th largest city...
, Benicia
Benicia, California
Benicia is a waterside city in Solano County, California, United States. It was the first city in California to be founded by Anglo-Americans, and served as the state capital for nearly thirteen months from 1853 to 1854. The population was 26,997 at the 2010 census. The city is located in the San...
, Martinez
Martinez, California
Martinez is a city and the county seat of Contra Costa County, California, United States. The population was 35,824 at the 2010 census. The downtown is notable for its large number of preserved old buildings...
, and other smaller Delta ports.
It receives the waters of the Sacramento
Sacramento River
The Sacramento River is an important watercourse of Northern and Central California in the United States. The largest river in California, it rises on the eastern slopes of the Klamath Mountains, and after a journey south of over , empties into Suisun Bay, an arm of the San Francisco Bay, and...
and San Joaquin
San Joaquin River
The San Joaquin River is the largest river of Central California in the United States. At over long, the river starts in the high Sierra Nevada, and flows through a rich agricultural region known as the San Joaquin Valley before reaching Suisun Bay, San Francisco Bay, and the Pacific Ocean...
rivers, via Suisun Bay
Suisun Bay
Suisun Bay is a shallow tidal estuary at in northern California, USA. It lies at the confluence of the Sacramento and San Joaquin Rivers, forming the entrance to the Sacramento-San Joaquin River Delta, an inverted river delta...
and the Carquinez Strait
Carquinez Strait
The Carquinez Strait is a narrow tidal strait in northern California. It is part of the tidal estuary of the Sacramento and the San Joaquin rivers as they drain into the San Francisco Bay...
on its northeast end, and it connects to the Pacific Ocean
Pacific Ocean
The Pacific Ocean is the largest of the Earth's oceanic divisions. It extends from the Arctic in the north to the Southern Ocean in the south, bounded by Asia and Australia in the west, and the Americas in the east.At 165.2 million square kilometres in area, this largest division of the World...
via the San Francisco Bay on its southern end. The bay is heavily silted from the contributions of the two rivers, which themselves drain most of the Central Valley of California. San Pablo Bay also receives the waters of Sonoma Creek
Sonoma Creek
Sonoma Creek is a stream in northern California. It is one of two principal drainages of southern Sonoma County, California, with headwaters rising in the rugged hills of Sugarloaf Ridge State Park and discharging to San Pablo Bay, the northern arm of San Francisco Bay. The watershed drained by...
through the Napa Sonoma Marsh
Napa Sonoma Marsh
The Napa Sonoma Marsh is a wetland at the northern edge of San Pablo Bay, which is a northern arm of the San Francisco Bay in California, USA. This marsh has an area of 48,000 acres , of which 13,000 acres are abandoned salt evaporation ponds...
, San Rafael Creek
San Rafael Creek
San Rafael Creek is a watercourse in Marin County, California, USA that discharges to San Rafael Bay, a small embayment of the San Francisco Bay. The mouth of San Rafael Creek is a channelized estuary through an industrial area...
, and the Petaluma River
Petaluma River
The Petaluma River is a river in the California counties of Sonoma and Marin that becomes a tidal slough near its mouth. It springs from farmlands southwest of Cotati and flows generally southward through Petaluma's old town and of tidal marshes to end in northwest San Pablo Bay.-History:The word...
directly, and the Napa River
Napa River
The Napa River, approximately 55 miles long, is a river in the U.S. state of California. It drains a famous wine-growing region, called the Napa Valley, in the mountains northeast of San Francisco. Milliken Creek is a tributary of the Napa River....
which flows into the Carquinez Strait via the Mare Island Strait near its entrance into the bay. All tributaries except for Sonoma Creek are commercially navigable and maintained by the U.S. Army Corps of Engineers.
The bay is approximately 10 mi (16.1 km) across and has an area of approximately 90 mi2.
Two peninsulas separate San Pablo Bay from San Francisco Bay. The eastern is in the City of Richmond
Richmond, California
Richmond is a city in western Contra Costa County, California, United States. The city was incorporated on August 7, 1905. It is located in the East Bay, part of the San Francisco Bay Area. It is a residential inner suburb of San Francisco, as well as the site of heavy industry, which has been...
and the western in the City of San Rafael
San Rafael, California
San Rafael is a city and the county seat of Marin County, California, United States. The city is located in the North Bay region of the San Francisco Bay Area...
. The bay is shared between Contra Costa
Contra Costa County, California
Contra Costa County is a primarily suburban county in the San Francisco Bay Area of the U.S. state of California. As of the 2010 census, it had a population of 1,049,025...
county on the southern and eastern shore, and Solano
Solano County, California
Solano County is a county located in Bay-Delta region of the U.S. state of California, about halfway between San Francisco and Sacramento and is one of the nine San Francisco Bay Area counties. The county's population was reported by the U.S. Census to be 413,344 in 2010...
, Sonoma
Sonoma County, California
Sonoma County, located on the northern coast of the U.S. state of California, is the largest and northernmost of the nine San Francisco Bay Area counties. Its population at the 2010 census was 483,878. Its largest city and county seat is Santa Rosa....
and Marin
Marin County, California
Marin County is a county located in the North San Francisco Bay Area of the U.S. state of California, across the Golden Gate Bridge from San Francisco. As of 2010, the population was 252,409. The county seat is San Rafael and the largest employer is the county government. Marin County is well...
counties on the northern and western shores. The county boundaries meet near the center of the bay. Communities on the shores of San Pablo Bay include: Richmond
Richmond, California
Richmond is a city in western Contra Costa County, California, United States. The city was incorporated on August 7, 1905. It is located in the East Bay, part of the San Francisco Bay Area. It is a residential inner suburb of San Francisco, as well as the site of heavy industry, which has been...
, San Pablo
San Pablo, California
San Pablo is a city in Contra Costa County, California, United States. The city of Richmond surrounds nearly the whole city. The population was 29,139 at the 2010 census. The current Mayor is Paul V. Morris, and the current Vice Mayor is Cecilia Valdez. Current Councilmembers include Arturo M....
, Pinole
Pinole, California
Pinole is a city in Contra Costa County, California, United States. The population was 18,390 at the 2010 census. It is one of many small “bedroom communities” along the I-80 corridor in Western Contra Costa County. It is located about northeast of San Francisco, and approximately a half-hour...
, Hercules
Hercules, California
Hercules is a city in western Contra Costa County, California. Situated along the coast of San Pablo Bay, it is located in the eastern region of the San Francisco Bay Area, about northeast of San Francisco. The city has a 2010 population of 24,060 according to the U.S...
, Rodeo
Rodeo, California
Rodeo is a census-designated place located in Contra Costa County, California on the shore of San Pablo Bay. The population was 8,679 at the 2010 census. The town is named for the livestock roundups common in the late 19th century...
in Contra Costa County, Vallejo
Vallejo, California
Vallejo is the largest city in Solano County, California, United States. The population was 115,942 at the 2010 census. It is located in the San Francisco Bay Area on the northeastern shore of San Pablo Bay...
in Solano County, along with Novato
Novato, California
Novato is a city located in the North Bay region of the San Francisco Bay Area, in northern Marin County. Novato is located about north-northwest of San Rafael, at an elevation of 30 feet above sea level . The 2010 U.S. Census estimated the city population to be about 51,904. Novato is about ...
, and San Rafael
San Rafael, California
San Rafael is a city and the county seat of Marin County, California, United States. The city is located in the North Bay region of the San Francisco Bay Area...
in Marin County.
There are many undeveloped shore lands with salt marsh
Salt marsh
A salt marsh is an environment in the upper coastal intertidal zone between land and salt water or brackish water, it is dominated by dense stands of halophytic plants such as herbs, grasses, or low shrubs. These plants are terrestrial in origin and are essential to the stability of the salt marsh...
es and mudflat
Mudflat
Mudflats or mud flats, also known as tidal flats, are coastal wetlands that form when mud is deposited by tides or rivers. They are found in sheltered areas such as bays, bayous, lagoons, and estuaries. Mudflats may be viewed geologically as exposed layers of bay mud, resulting from deposition of...
s. The Bay is a primary wintering stop for the canvasback
Canvasback
The Canvasback is the largest of the North American diving ducks, that ranges from between long and weighs approximately , with a wingspan of . The canvasback has a distinctive wedge-shaped head and long graceful neck. The adult male has a black bill, a chestnut red head and neck, a black...
duck population on the Pacific Flyway
Pacific Flyway
The Pacific Flyway is a major north-south route of travel for migratory birds in America, extending from Alaska to Patagonia. Every year, migratory birds travel some or all of this distance both in spring and in fall, following food sources, heading to breeding grounds, or travelling to...
, as well as a migratory staging ground for numerous species of waterfowl. Much of the northern shore of the bay is protected as part of the San Pablo Bay National Wildlife Refuge
San Pablo Bay National Wildlife Refuge
San Pablo Bay National Wildlife Refuge is a National Wildlife Refuge in California established in 1970. It extends along the northern shore of San Pablo Bay from the mouth of the Petaluma River to Tolay Creek, Sonoma Creek and ends at Mare Island...
.
Endangered species
Endangered species
An endangered species is a population of organisms which is at risk of becoming extinct because it is either few in numbers, or threatened by changing environmental or predation parameters...
that are found in the bay include the California brown pelican
Brown Pelican
The Brown Pelican is the smallest of the eight species of pelican, although it is a large bird in nearly every other regard. It is in length, weighs from and has a wingspan from .-Range and habits:...
, California clapper rail
California Clapper Rail
The California Clapper Rail is an endangered subspecies of the Clapper Rail . It is found principally in California's San Francisco Bay, and also in Monterey Bay and Morro Bay...
, and salt marsh harvest mouse
Salt Marsh Harvest Mouse
The Salt Marsh Harvest Mouse , also known as the Red-bellied Harvest Mouse and some times called by Saltmarsh Harvest Mouse, is an endangered rodent endemic to the San Francisco Bay Area salt marshes in California. There are two distinct subspecies, both endangered and listed together on federal...
. This is a popular destination for recreation fishing
Fishing
Fishing is the activity of trying to catch wild fish. Fish are normally caught in the wild. Techniques for catching fish include hand gathering, spearing, netting, angling and trapping....
, with Saltwater
Seawater
Seawater is water from a sea or ocean. On average, seawater in the world's oceans has a salinity of about 3.5% . This means that every kilogram of seawater has approximately of dissolved salts . The average density of seawater at the ocean surface is 1.025 g/ml...
species including: striped bass
Striped bass
The striped bass is the state fish of Maryland, Rhode Island, South Carolina, and the state saltwater fish of New York, Virginia, and New Hampshire...
, surfperch, sturgeon
Sturgeon
Sturgeon is the common name used for some 26 species of fish in the family Acipenseridae, including the genera Acipenser, Huso, Scaphirhynchus and Pseudoscaphirhynchus. The term includes over 20 species commonly referred to as sturgeon and several closely related species that have distinct common...
, starry flounder
Starry flounder
The starry flounder is a common flatfish found around the margins of the North Pacific.The distinctive features of the starry flounder include the combination of black and white-to-orange bar on the dorsal and anal fins, as well as the skin covered with scales modified into tiny star-shaped plates...
, leopard shark, topsmelt, and anchovy
Anchovy
Anchovies are a family of small, common salt-water forage fish. There are 144 species in 17 genera, found in the Atlantic, Indian, and Pacific Oceans. Anchovies are usually classified as an oily fish.-Description:...
. In the 1880s there was a shrimp-fishing village, where some 500 Chinese people lived; they shipped approximately 90% of their catch of to China. The location is now part of China Camp State Park
China Camp State Park
China Camp State Park is a state park of California, USA, surrounding a historic Chinese American shrimp-fishing village and a salt marsh. The park is located in San Rafael, California, on the shore of San Pablo Bay. It is known for its hiking and mountain biking trails, scenic views, and open...
.
The bay was named after Rancho San Pablo
Rancho San Pablo
Rancho San Pablo was a land grant in present day Contra Costa County, California given in 1823 by Governor Luís Antonio Argüello to Francisco María Castro , a former soldier at the San Francisco Presidio and one-time alcalde of the Pueblo of San José. The grant was reconfirmed by Governor José...
, established by Spanish settlers
Las Californias
The Californias, or in — - was the name given by the Spanish to their northwestern territory of New Spain, comprising the present day states of Baja California and Baja California Sur on the Baja California Peninsula in Mexico; and the present day U.S. state of California in the United States of...
in 1815 on the site of the present-day city of San Pablo
San Pablo, California
San Pablo is a city in Contra Costa County, California, United States. The city of Richmond surrounds nearly the whole city. The population was 29,139 at the 2010 census. The current Mayor is Paul V. Morris, and the current Vice Mayor is Cecilia Valdez. Current Councilmembers include Arturo M....
.
Because the Bay is close to several major and local airports, but outside of the main air traffic corridors, it is a popular pilot training area.
Because of its great size but shallow waters, San Pablo Bay frequently has difficult boating conditions. The prevailing western wind meets strong currents both at Carquinez Straits and, at the opposite end of the bay, near the Richmond Bridge, to produce large waves, with few areas of retreats for most boats.
Popular culture
San Pablo Bay is the setting of alternative rock band PrimusPrimus (band)
Primus is an American rock band based in San Francisco, California, currently composed of bassist/vocalist Les Claypool, guitarist Larry "Ler" LaLonde and drummer Jay Lane. Primus originally formed in 1984 with Claypool and guitarist Todd Huth, later joined by Lane, though the latter two departed...
's three-part song series "Fisherman's Chronicles," and is also referenced in "Toys Go Winding Down" and "Harold Of The Rocks." It is also mentioned in The Minus 5
The Minus 5
The Minus 5 is an American rock band, headed by musician Scott McCaughey and featuring R.E.M. guitarist Peter Buck.-Band history:Formed in 1993, McCaughey designed the Minus 5 as a pop collective, with each record the group put out featuring a new lineup...
song "John Barleycorn Must Live." In Susan Choi's book, American Woman, which mirrors the Patty Hearst scandal of the 1970s, the Bay's waters are said to welcome main characters Jenny and Pauline home after they've traversed from the East coast.