| Aquatic Biologists | | Specialists in pond aeration, lake and pond management, services and supplies. |
| Aquatic Resources Education Association | | A professional association of national, state and territorial natural resource and fishery education managers, program coordinators and education specialists, university faculty and others involved or interested in the management and delivery of aquatic resources education programs. |
| Blackwater/Nottoway Riverkeeper Program | | Founded to protect the Blackwater and Nottoway rivers in Tidewater, VA from the harmful effects of pollution and to promote the natural ecological balance. |
| Boise River 2000 | | A non profit association of concerned citizens and government agencies dedicated to the preservation and restoration of the Boise River of Idaho from Lucky Peak dam to the Snake River. |
| CCA Texas | | Coastal Conservation Association Texas seeks to conserve the marine resources of the Texas Gulf Coast through programs of education, legislation and law enforcement. |
| Clearwater | | Clearwater Hudson River Sloop conducts environmental education, advocacy programs and celebrations to protect the Hudson River, its tributaries and related bodies of water. |
| Earth Day | | Fifteen Things You can Do to Make a Difference in Your Watershed. |
| Fish Unlimited | | Through education and public awareness, advocates responsible stewardship of our planets fresh and salt water estuaries, along with their respective ecosystems, in order to preserve these resources. |
| Five Rivers | | Offer a complete river maintenance program as well as tree surgery, forestry, fencing, and estate and leisure water management. |
| Housatonic River Restoration | | A community-wide collaboration of Berkshire municipalities and environmental and river organizations to develop and implement a restoration plan for the Housatonic River in the wake of PCB remediation. |
| Idaho Rivers United | | Statewide, non-profit river conservation group devoted to the protection of Idaho's rivers, streams and riparian areas and the recovery of Idaho's wild salmon and steelhead. | |
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