Knowra Long Island Sound Long Island Sound Long Island Sound is a tidal estuary between Connecticut and Long Island, New York. It connects the East River and New York Harbor with the Atlantic Ocean.
Estuary : A coastal water body where river freshwater mixes with seawater. The Sound’s defining form is an estuary shaped by freshwater inflow and ocean exchange.
Connecticut : A state in the northeastern United States bordering Long Island Sound to the north. Its coastline forms the Sound’s northern shore.
Long Island Sound National Estuary Program : A federal, state, and local partnership coordinating restoration and protection of Long Island Sound. It organizes regional efforts to address the Sound’s water quality and habitat concerns.
Eutrophication : Excess nutrient enrichment of water that stimulates algal growth and can deplete oxygen. Nutrient loading contributes to recurring low-oxygen conditions in the Sound.
Thimble Islands : A group of small islands and rocky outcrops off the coast of Branford, Connecticut. These islands exemplify the Sound’s intricate, glaciated Connecticut shoreline.
Long Island Sound circulation : The pattern of water movement through Long Island Sound, driven by tides, winds, and density differences. Its circulation moves salt, nutrients, sediments, and pollutants through the estuary.
Long Island : An island in southeastern New York, separated from Connecticut by Long Island Sound. Its north shore forms the Sound’s southern boundary.
Long Island Sound Study : A partnership that researches and coordinates management of Long Island Sound’s environmental health. Its monitoring and restoration plans guide management of this estuary.
Combined sewer overflow : The release of untreated sewage and stormwater when combined sewer systems exceed capacity. Heavy rainfall can send sewage and runoff into the Sound through overflow outlets.
Norwalk Islands : A chain of islands off Norwalk, Connecticut, in Long Island Sound. Their beaches and marshes are characteristic habitats of the western Sound.
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