Photos of the Long Island Sound

Research & Monitoring

Status & Trends

LISS Ecosystem Targets and Supporting Indicators

The following Ecosystem Indicators use data to measure the health of Long Island Sound. The Ecosystem Targets are indicators that include performance targets to help inform and drive progress toward meeting management goals.


Ecosystems Targets drive progress toward attaining the Clean Waters and Healthy Watersheds (WW) goal of: improving water quality by reducing contaminant and nutrient loads from the land and the waters impacting Long Island Sound.

View WW Ecosystem Targets and Supporting Indicators »


Ecosystem Targets drive progress toward attaining the Thriving Habitats and Abundant Wildlife (HW) goal of: restoring and protecting the Sound’s ecological balance in a healthy, productive, and resilient state to benefit both people and the natural environment.

View HW Ecosystem Targets and Supporting Indicators »


Ecosystem Targets drive progress toward attaining the Sustainable and Resilient Communities (SC) goal of: supporting vibrant, informed, and engaged communities that use, appreciate, and help protect Long Island Sound.

View SC Ecosystem Targets and Supporting Indicators »

Climate Change Indicators

Climate change indicators appear in different topic areas, and include physical, biological, chemical, and socioeconomic measures. The breadth of measures is because conditions affected by climate change such as sea level rise, temperature change, and increased ocean acidification can impact animals and plants and their habitats as well as humans throughout the region. These indicators help resource managers assess climate change’s current impacts on the the Sound, and project future trends.

View Climate Change Indicators »

The 2015 Management Plan

To fulfill the vision of a restored and protected Long Island Sound the partner agencies of the Long Island Sound Study in 2015 revised its Comprehensive Conservation and Management Plan. Learn more about the Plan in the CCMP Issues and Actions section »

Year in Review 2016

The spring 2017 issue of Sound Update focuses on Long Island Sound Study’s Year in Review of 2016. Various clean water, habitat restoration, education, and science projects from Connecticut and New York are highlighted. See media center»

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