North Coast Chapter of the California Native Plant SocietyAn organization of amateurs and professionals dedicated to the preservation of California's native flora. Arcata.
Marine Wildlife Care CenterA rehabilitation center for oiled seabirds at Humboldt State University, part of the Oiled Wildlife Care Network. Arcata.
Agency for Sustainable Systems in Science and TechnologyNon-profit applied research organization dedicated to environmentally appropriate technologies. Arcata.
Astronomers of HumboldtAmateur astronomers hosting public presentations and public observing sessions. Club members and their equipment are available as a public service for educational, charitable, and school groups.
Arcata Fish and Wildlife OfficeThe AFWO staff consists of fisheries and wildlife biologists, technicians, and support personnel who are conducting a variety of conservation activities applicable to Northwest California.
Environmental Protection Information CenterOrganization working to protect biodiversity and ancient forests. Garberville.
Fishermen's Marketing Association, Inc.Groundfish and shrimp fishermen interest group, based in Eureka.
