slough's

More dikes and evaporation ponds were created at the slough's mouth to concentrate and extract precious salt.

Elkhorn Slough National Estuarine Research Reserve, California 2007

The gaper clam and the Washington clam are most abundant at the slough's mouth.

Elkhorn Slough National Estuarine Research Reserve, California 2007

The small western sandpiper is the dominant species, accounting for at least 75 percent of the slough's bird population.

Elkhorn Slough National Estuarine Research Reserve, California 2007

Thousands of years before Spanish and Mexican settlers arrived, Ohlone Indian villages thrived in the slough's mild environment.

Elkhorn Slough National Estuarine Research Reserve, California 2007

American settlers moving into California farmed the slough's fertile, coastal valley during the 1800s, beginning what is known as the Reclamation Period.

Elkhorn Slough National Estuarine Research Reserve, California 2007

Because of the slough's critical location and resources, the Reserve became the 6th estuarine area to become part of the National Estuarine Research Reserve System in 1979.

Elkhorn Slough National Estuarine Research Reserve, California 2007

Where the slough's flow joined deeper water a partly uprooted tree was stretched, prone from shore, at the top still thick and green with leaves that drew nourishment from the earth in which the half-uncovered roots yet held, and twined about with an exuberance of trumpet vines and wild fox-grapes.

The Escape of Mr. Trimm His Plight and other Plights 1910

Opponents to the bridge say the slough's delicate ecology would be permanently disturbed by the construction and are proposing an alternative route that skirts the state park and follows

Dallas Business News - Local Dallas News | Dallas Business Journal 2010

The city recently spent $11 million to upgrade the slough's nature observatory and education center, which hosts tens of thousands of visitors each year, mostly schoolchildren and summer campers.

The Seattle Times 2010

Several piles of yard waste and a pile of 23 used tires have been dumped near the entrance to the slough's trail this summer.

Evansville Courier & Press Stories 2010