Spring and Fall Salinity Levels

Higher river flows in the spring push back the ocean's salty influence; in autumn, drier weather diminishes river flow and the ocean marches up the estuary. The habitats and migration patterns of many Bay creatures, including Blue crabs, oysters, and striped bass, rely on this cycle of change.

Decades of Success: The 1970s

Even as a young organization, our work was effective and got noticed. Find out what we did.

Explore Our Timeline

Volunteer

Do you enjoy working with others to help clean the Chesapeake Bay? Do you have a few hours to spare? Whether growing oysters, planting trees, or helping in our offices, there are plenty of ways you can contribute.

Volunteer