The Sacramento River is the longest river in California, stretching approximately 447 miles. It flows from the Klamath Mountains in the north, through the city of Sacramento, and eventually empties into the Sacramento-San Joaquin Delta. The river plays a crucial role in the region's ecosystem and provides water for agriculture and urban areas. The river is home to various fish species, including salmon and steelhead trout, making it a popular destination for fishing and recreational activities. Additionally, the Sacramento River supports diverse wildlife and habitats, contributing to the overall health of the Central Valley ecosystem.