valley oak trees with understory of wild grape. The Feather River stonecrop (Sedum albomarginatum) is a rare plant endemic to the Feather River watershed. The California Office of Environmental Health Hazard Assessment (OEHHA) has developed a safe eating advisory for the upper and lower sections of Feather River based on levels of mercury found in fish caught from this water body. See also Adventist Health Feather River Clio trestle List of rivers of California Feather Canyon References External links The Feather River Anthology (1966) by Kenneth E. Boulding Feather River Canyon Feather River CRM watershed map Feather River Canal Company, 1889-1897. Rivers of the Sierra Nevada (United States) Tributaries of the Sacramento River Wild and Scenic Rivers of the United States Geography of the Sacramento Valley Rivers of Butte County, California Rivers of Plumas County, California Rivers of Sierra County, California Rivers of Sutter County, California Rivers of Yuba County, California Rivers of Northern California Rivers of the Sierra Nevada in California