• Clean Waters and
    Healthy Watersheds

    Improve water quality by reducing contaminant and nutrient loads
    from the land and the waters impacting Long Island Sound.

    Photo: The Lieutenant River where it empties into the mouth of the Connecticut River. Credit: Jerry Monkman/Ecophotography

    Learn More

  • Thriving Habitats
    and Abundant Wildlife

    Restore and protect the Sound’s ecological
    balance in a healthy, productive, and
    resilient state to benefit both people
    and the natural environment.

    Photo: An American oystercatcher with her young at Crane Island in Mamaroneck Harbor. Credit: Nadia Valla

    Learn More

  • Sustainable and
    Resilient Communities

    Support vibrant, informed, and engaged
    communities that use, appreciate, and
    help protect Long Island Sound.

    Photo: Volunteer project at Sheffield Island, part of the Norwalk Islands. Credit: Robert Burg

    Learn More

  • Sound Science and
    Inclusive Management

    Manage Long Island Sound using sound science
    and cross-jurisdictional governance that is inclusive,
    adaptive, innovative, and accountable.

    Photo: Students from the laboratory of UMass/Dartmouth Prof. Mark Altabet deploy a rosette sampler in the Western Sound. Credit: Mark Altabet

    Learn More

Stewardship Atlas

stewardship-atlas

Explore the 33 Stewardship Areas along the coast of  Long Island Sound.
View Atlas »

Reducing Nitrogen

nitrogen

EPA is proposing to aggressively reduce nitrogen, a nutrient that in excess leads to poor water quality.
View Strategy »

Photo of the Month

Rocking the Boat youth paddle on the Bronx River near Hunts Point Riverside Park in the South Bronx.
View Multimedia Gallery »

Ecosystem Targets

View health status and trends for LISS ecosystem targets and supporting indicators.
Learn more »

Featured

stratford2Learn more about the grant program  helping to restore and protect Long Island Sound, including restoring wetlands at Stratford Point. See Long Island Sound Futures Fund.

 

News Room

08.16.18

Sound Bytes Summer 2018 - Read the Summer 2018 issue of Sound Bytes. Download the Summer 2018 issue as a PDF here. Continue Reading

08.06.18

Year in Review 2017 - The latest issue of Sound Update focuses on Long Island Sound Study’s Year in Review of 2017. Continue Reading

08.02.18

Clean-up starts campaign to break single-use plastic habit - LISS launches #DontTrashLISound social media campaign. Continue Reading

05.24.18

Sound Bytes Spring 2018 - Read the Spring 2018 issue of Sound Bytes. Download the Spring 2018 issue as a PDF here. Continue Reading

05.15.18

Sea Grants Request Preliminary Proposals for LISS Research Grant Program - Approximately $1,200,000 in funding is expected to be available for one or two year projects. Continue Reading

Management Committee 2018 (Fourth Quarter) -

When: October 18, 2018 @ 9:00 am – 2:45 pm
Where: Housatonic Community College, 900 Lafayette Blvd, Bridgeport, CT 06604, USA

Oct.18, 2018 MGMT Agenda

Continue Reading

08.16.18

Sound Bytes Summer 2018 - Read the Summer 2018 issue of Sound Bytes. Download the Summer 2018 issue as a PDF here. Continue Reading

08.06.18

Year in Review 2017 - The latest issue of Sound Update focuses on Long Island Sound Study’s Year in Review of 2017. Continue Reading

05.24.18

Sound Bytes Spring 2018 - Read the Spring 2018 issue of Sound Bytes. Download the Spring 2018 issue as a PDF here. Continue Reading

02.01.18

Sound Bytes Winter 2018 - Read the Winter 2018 issue of Sound Bytes. Download the Winter 2018 issue as a PDF here.   Continue Reading

12.13.17

Sound Bytes Fall 2017 - Read the Fall 2017 issue of Sound Bytes. Download the Fall 2017 issue as a PDF here. Continue Reading

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About the StudyAbout the Study

The Long Island Sound Study (LISS) is a cooperative effort involving researchers, regulators, user groups and other concerned organizations and individuals. These people are working together to protect and improve the health of the Sound. Learn more