Friends of the DunesA non-profit orgainzation dedicated to preserving dunes in Humboldt County. Offering guided walks, school education programs, restoration days and a quarterly newsletter.
Watershed Stewards ProjectAn AmeriCorps community-based watershed restoration program working in sixteen coastal communities. Fortuna.
Humboldt BaykeeperHumboldt Baykeeper is working to protect and enhance Humboldt Bay and near-shore waters through community education, water-quality monitoring and pollution control.
Friends of the Eel RiverDedicated to restoring the Eel River and its tributaries to their natural state.
North Coast Chapter of the California Native Plant SocietyAn organization of amateurs and professionals dedicated to the preservation of California's native flora. Arcata.