Kings River at Kingsburg Bridge, circa 1900
(Lippincott Collection, WRCA)

• Alameda Creek Alliance Dedicated to preserving and restoring the natural ecosystems of the Alameda Creek drainage basin.


• American Heritage Rivers Initiative U.S. EPA


• American Rivers Organized to protect and restore America's river systems and to foster a river stewardship ethic.


• American Whitewater Affiliation The mission of AWA is to conserve and restore America's whitewater resources and to enhance opportunities to enjoy them safely.


• Berkeley (City of) Creeks Task Force Mission Statement: Review the City’s Creek Ordinance and other issues regarding creeks including the definition of a creek, methods to protect creeks, property rights, setbacks, regulation of culverts, costs, suggestions for best practices, funding for identification of culverted creeks and daylighting.


• California Rivers Assessment (CARA) Intended to provide a comprehensive inventory and evaluation of California's river resources for use in management, planning, and policy making.


• Consumnes Research Group (CRG) - UC Davis


• Delta Vision - is intended to identify a strategy for managing the Sacramento-San Joaquin Delta as a sustainable ecosystem that would continue to support environmental and economic functions that are critical to the people of California.


• Friends of Sausal Creek A group of residents, teachers, students, merchants, and elected officials working together with the City of Oakland and County of Alameda to improves the Sausal Creek Watershed.


• Friends of the Eel River Dedicated to restoring the Eel River and all her tributaries to a natural state of health and abundance.


• Friends of Five Creeks Berkeley


• Friends of Kottinger Creek Pleasanton


• Friends of the River California's Statewide River Conservation Organization.


• Global Rivers Environmental Education Network (GREEN)


• International Rivers Network


• River Revival International Campaign for River Restoration and Dam Decommissioning


• Living Rivers "A new force in river advocacy."


• Mekong River Commission was established in 1995 by an agreement between the governments of Cambodia, Lao PDR, Thailand and Viet Nam.


• Mono Basin Clearinghouse


• Mono Lake Website Mono Lake Committee


• National Rivers Inventory - National Park Service (NPS). The Nationwide Rivers Inventory (NRI) is a listing of more than 3,400 free-flowing river segments in the United States that are believed to possess one or more "outstandingly remarkable" natural or cultural values judged to be of more than local or regional significance.


• North American Lake Management Society


• Owens Valley Committee


• Pacific Rivers Council


• River Alliance of Wisconsin


• River Net


• European Rivers Network


• River Network


• River Watch Network RWN brings people together to monitor, restore, and protect their rivers.


• Salton Sea Restoration Project


• Sacramento River conservation area forum


• Sacramento River Portal and Library


• San Francisco Bay Area Creeks, Guide to - from the Oakland Museum of California Creek and Watershed Information Source


• San Joaquin River Group Authority


• San Pedro Creek Watershed Coalition A non-profit organization in Pacifica, CA dedicated to protecting, enhancing, and maintaining the health of San Pedro Creek and its watershed.


• Stream Systems Technology Center-USDA National technical center of the U.S. Forest Service. Designed to improve knowledge of stream and processes and to provide training and technical support to national forests.


• South Yuba River Citizens League- "The South Yuba River Citizens League is a community-based educational nonprofit corporation committed to the protection, preservation and restoration of the entire Yuba Watershed. SYRCL works to fulfill its mission by aggressively seeking environmental solutions through the tools of education, organization, collaboration, litigation and legislation."


• Truckee River Information Gateway The Truckee River Info Gateway aims to be an invaluable resource for Truckee River basin studies by providing a variety of data that researchers, agencies and other organizations can use. It is through mutual collaboration of the beneficiaries in contributing content to this site that the mission will be actualized. Hosted by UC Davis.


• Vegetated Stream Riparian Zones: Their Effects on Stream Nutrients, Sediments, and Toxic Substances - Bibliography of world literature on vegetated stream riparian zones.


• World Lakes Network - A global network of more than 1000 people and organizations in 100+ countries working for the conservation and sustainable management of lakes.
• World River Sediment Yields Database - Database contains data on annual sediment yields in worldwide rivers and reservoirs, searchable by river, country and continent.The database was compiled from different sources by HR Wallingford, UK, on behalf of the FAO Land and Water Development Division, United Nations.