We use science, restoration and community action to make the South, West, and Rhode Rivers cleaner and healthier. Our Riverkeeper advocates for new policies and ensures enforcement of existing laws to protect the waterways of Southern Anne Arundel County. We use a science-driven, community-based approach to improve the water quality of our rivers – and we’re not afraid to get our boots muddy. We pursue thoughtful restoration strategies to make our rivers and creeks safe for swimming and boating and to protect natural resources like fish, oysters and crabs. Our stream, wetland and shoreline projects create wildlife habitat, reduce flooding and help stop stormwater pollution. Edgewater, Maryland

C&O Canal Association is an all-volunteer citizens organization established in 1954 to help conserve the natural and historical environment of the C&O Canal and the Potomac River Basin. The association works with the National Park Service in its efforts to preserve and promote the 184-mile towpath. Today, we remain an independent, all-volunteer organization of citizens concerned with the continued viability of the Park and all of its natural and historic resources. To help preserve and protect these resources, we readily assist the Park Service with both manpower and money. Additionally, we monitor conditions (both regulatory and physical) that could adversely affect the Park. We work to bring attention to these conditions and openly advocate on behalf of the Park. Glen Echo, Maryland

The official nonprofit partner of the Chesapeake & Ohio Canal National Historical Park. Founded in 2007, the C&O Canal Trust is the official non-profit partner of the Chesapeake & Ohio Canal National Historical Park. Our mission is to work in partnership with the National Park Service to protect, restore, and promote the C&O Canal. The Trust engages communities and individuals to realize the Park’s historical, natural, and recreational potential. Hagerstown, Maryland

Coastal Conservation Association (CCA) is a non-profit organization comprised of 17 coastal state chapters spanning the Gulf of Mexico, Pacific and Atlantic seaboards. CCA's strength is drawn from the tens of thousands of recreational saltwater anglers who make up its membership. From Puget Sound to South Texas to the upper reaches of Maine, CCA's grassroots influence is felt through state capitals, U.S. Congress and, most importantly, in the conservation and restoration of our coastal marine resources.

The Magothy River Association (MRA) is dedicated to the preservation and improvement of the water quality, plants, and wildlife of the Magothy River and its watershed. Founded in 1946, the MRA is an all-volunteer group, incorporated as a non-profit 501 (c) (3) charitable organization representing over 300 individual members and 30 community associations within the Magothy River Watershed. The organization designs and executes projects that restore and protect the welfare of the river and its watershed. Severna Park, Maryland

We support local service and nature outings, educate the public on the myriad pressing issues stemming from the climate emergency, plastic pollution crisis and collapse of biodiversity. We advocate for bold systemic changes at the local and state level for a just and equitable transition from dirty fossil fuels to 100% Clean Renewable Energy, Zero Waste, and Clean Transportation for all while protecting our air, water, land & wildlife for future generations! Riverdale, Maryland

The Department of Natural Resources leads Maryland in securing a sustainable future for our environment, society, and economy by preserving, protecting, restoring, and enhancing the State’s natural resources. The fishing section includes commercial and recreational fishing info, including Licensing, Regulations, Fishing Reports, and more. The boating section contains a wealth of information including Registration, Regulations, Education, Public Facilities, and much more. The Parks section has a lot of information about Maryland's parks.

MDE's mission is to protect and restore the quality of Maryland's air, water, and land resources, while fostering smart growth, a thriving and sustainable economy and healthy communities.

One of Sea Grant's major roles in the joint state and federal program to restore the Chesapeake Bay is to support advanced research that will lead to sound policymaking and more effective management of the Bay's threatened resources.

The Maryland Watermen's Association is dedicated to the interests of all who derive beauty & benefit from Maryland's Chesapeake Bay Waters. Since 1973, the Maryland Watermen's Association has tirelessly served the interests of watermen and the seafood industry throughout the state of Maryland. We have continuously worked to ensure the future of independent watermen and seafood businesses throughout the state. Annapolis, Maryland

Dialogue, partnerships, and progress in conserving the Nanticoke River watershed. The Nanticoke River begins its journey in southern Delaware, flowing southwest to the Chesapeake Bay through the Lower Eastern Shore of Maryland. One of the Chesapeake's healthiest rivers, its 725,000-acre watershed provides excellent habitat of national significance for many threatened plants and animals. Nanticoke Watershed Alliance's (NWA) outreach programs educate and empower watershed residents to improve local water quality. Vienna, Maryland

The Ocean City Reef Foundation is a nonprofit organization that was created in 1997 when the Maryland Department of Natural Resources decided to terminate the state of Maryland's Reef Program. The foundation is a membership driven organization that is committed to the enhancement of our local marine habitat through the creation and monitoring of artificial reef systems. Ocean City, Maryland

The Patuxent Riverkeeper offers many programs and opportunities to get involved in stewardship of the Patuxent. From volunteering to political action - to exploring & enjoying time the river. There are so many ways for you to help our mission to protect, preserve and replenish the Patuxent River! OUR MISSION: To conserve, protect and replenish Maryland's longest and deepest intrastate waterway. Through strategic advocacy, restoration and education, our goal is long-term sustainability for the ecosystem of the entire Patuxent River basin and the people who rely on its future. Upper Marlboro, Maryland

In April 1911, thirty-two residents with property along the shores of the Severn River came together to form the Severn River Association (SRA). Their original purpose was to protect and promote fish and game, and to develop reasonable means of public access to the river. Today, the SRA is the oldest organization in the country dedicated to the preservation of a river, and one of the largest civic groups in Anne Arundel County with over seventy communities represented. Annapolis, Maryland

The mission of the Severn Riverkeeper Program is to protect and restore the Severn River for our families and future generations. Our goal is to reduce pollution, muddy runoff, contamination, and loss of habitat so that the Severn is removed from EPA’s “impaired waterways” list and is once again safe and swimmable. Annapolis, Maryland

Waterkeepers Chesapeake is a coalition of nineteen independent programs working to make the waters of the Chesapeake and Coastal Bays swimmable and fishable. Waterkeepers Chesapeake amplifies the voices of each Waterkeeper and mobilizes these organizations to fight pollution and champion clean water. The members of Waterkeepers Chesapeake work locally, using grassroots action and advocacy to protect their communities and their waters. They work regionally to share resources and leverage individual organization strengths to expand each Waterkeeper's capacity for on the water, citizen-based enforcement of environmental laws in the Chesapeake region. Takoma Park, Maryland

West/Rhode Riverkeeper works to protect families and communities by stopping pollution. We strive for healthy and safe rivers and streams. We work together with communities to enforce environmental law, promote restoration, and advocate for better environmental policy. Join West/Rhode Riverkeeper in protecting the right of our families and communities to enjoy clean and safe water. Shady Side, Maryland