Fact Sheets

Frequency of Hypoxia

January 1, 2020 — The map above illustrates the areas of Long Island Sound that are most frequently affected by hypoxia.  The colors on… Read More

Long Island Sound Study Fact Sheet Series

April 30, 2019 — The Long Island Sound Study is starting a new series of fact sheets highlighting the different programs conducted by LISS… Read More

Partners in Protecting the Sound

April 29, 2010 — This fact sheet, available as a pdf download, describes highlights of LISS-funded projects and initiatives in 2009. Partners in Protecting… Read More

Water Conservation and Marine Water Quality

March 16, 2010 — Clean water is a resource that is taken for granted. Pure water is necessary for growing food, manufacturing goods, disposing… Read More

The Impact of Septic Systems on the Environment

March 16, 2010 — Nearly half of the homes and businesses in the Long Island Sound watershed have septic tank waste disposal systems. When… Read More


March 16, 2010 — Long Island Sound is as famous for its fish and shellfish as it is for boating, swimming, and scuba diving.… Read More

Nutrient Reduction: New Solutions to Old Problems

March 16, 2010 — Over the past three years, the Long Island Sound Study (LISS) has been investigating the nature of the hypoxia (low… Read More

Toxic Contamination in Long Island Sound

March 16, 2010 — Of the 55,000 chemicals in use today, many are poisonous or toxic. The effect of toxic contaminants on the health… Read More

Seafood Issues

March 16, 2010 — Should I Continue to Eat Seafood? Yes! If you select a variety of products from reputable establishments or use recreationally… Read More

Floatable Debris

March 16, 2010 — In the summer of 1988, debris washing up on Northeastern shores marred the beauty of our beaches and raised the… Read More

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