The Shasta River is a tributary of the Klamath River located in northern California. It flows approximately 40 miles through the scenic landscapes of Siskiyou County, originating from the slopes of Mount Shasta. The river is known for its clear waters and diverse ecosystems, supporting various fish species, including salmon and steelhead. The Shasta River plays a vital role in local agriculture and water supply. It is fed by several smaller streams and is an important resource for irrigation in the surrounding valleys. The river's watershed is also significant for wildlife habitat, making it a key area for conservation efforts.