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The San Joaquin River throughout most of the Delta and the lower Sacramento River below its connection to the Sacramento Deep Water Ship Channel are routinely dredged to allow the passage of large cargo ships. The Sacramento River corridor has been maintained to a depth of 7 ft (2.1 m) as early as 1899, and was deepened to 30 ft (9.1 m) in 1955.
A river delta is so named because the shape of the Nile Delta approximates the triangular uppercase Greek letter delta.The triangular shape of the Nile Delta was known to audiences of classical Athenian drama; the tragedy Prometheus Bound by Aeschylus refers to it as the "triangular Nilotic land", though not as a "delta". [8]
The shifting river delta at the mouth of the Mississippi on the Gulf Coast lies some 300 miles south of this area in Louisiana, and is referred to as the Mississippi River Delta. Rather, the Mississippi Delta is part of an alluvial plain , created by regular flooding of the Mississippi and Yazoo rivers over thousands of years.
The Mississippi River Delta is a river-dominated delta system, influenced by the largest river system in North America. The shape of the current birdfoot delta reflects the dominance the river exerts over the other hydrologic and geologic processes at play in the northern Gulf of Mexico. [ 6 ]
The Delta River is an 80-mile (130 km) tributary of the Tanana River in the U.S. state of Alaska. [1] Its name in the Ahtna language is Saas Na’ [pronunciation?Fed by the Tangle Lakes of the Alaska Range, the river flows north to meet the larger river near Big Delta. [3]
The Delta is subdivided into five unique sub-regions, including the St. Francis River Basin, Crowley's Ridge, the White River Lowlands, the Grand Prairie, and the Arkansas River Lowlands (also called "the Delta Lowlands").
The Mobile–Tensaw River Delta is the largest river delta and wetland in Alabama. It encompasses approximately 260,000 acres (110,000 ha) in a 40-by-10-mile (64 km × 16 km) area and is the second largest delta in the contiguous United States . [ 1 ]
The Colorado River Delta is the region where the Colorado River once flowed into the Gulf of California ... On the map the Delta was bisected by the river, but in ...