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San Joaquin River Basin

The San Joaquin River originates in the high-elevation Eastern Sierra Nevada mountain range, flowing southwest to the San Joaquin Valley floor, before turning northwest to its confluence with the Sacramento River at the Sacramento-San Joaquin Delta (Delta)

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A white man in khaki and hip waders holds a large tube, through which salmon and water is shooting into a river. A U.S. Fish and Wildlife employee reintroduces salmon into a Central Valley river.
Flat floodplain with minimal vegetation Aerial view of restored floodplain habitat and agricultural property near Sacramento, California.