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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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Large woody debris in a creek in a forested area The Fivemile-Bell habitat restoration project in the Siuslaw watershed in Oregon. Credit: Siuslaw Watershed Council.
 Southern Resident killer whales encountered during NOAA's PODs (Pacific Orcinus Distribution Survey) in October 2021 Southern Resident killer whales encountered during NOAA's PODs (Pacific Orcinus Distribution Survey) in October 2021 near the west end of the Strait of Juan de Fuca. Credit: NOAA Fisheries
Aerial view of the Nisqually River Basin at sunset Tidal wetlands in the Nisqually River Basin, where restored habitat fosters growth of juvenile salmon and steelhead on their way to the ocean.