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The Chesapeake Bay is the largest estuary in the United States. It runs north-south from the mouth of the Susquehanna River to the Atlantic Ocean. It is one of the most productive estuaries in the world, with over 3,600 species of animals and plants.
The Chesapeake Bay. The Chesapeake Bay is the largest of more than 100 estuaries in the United States. About half of the Bay’s water volume comes from salt water from the Atlantic Ocean. The other half drains into the Bay from its enormous 64,000-square-mile watershed.
Jan 23, 2024 · Over 41 million acres are connected through the waters that flow to and through Chesapeake Bay. The National Park Service strives to connect people to the opportunities and adventures throughout the watershed.
