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Status & Trends

LISS Ecosystem Targets and Supporting Indicators

Filter By: All|Ecosystem Targets

Clean Waters and Healthy Watersheds

Water Clarity

What is Water Clarity? Water clarity is the degree of light penetration into the water of Long Island Sound.   Water clarity is decreased by high phytoplankton abundance, sediment, or…
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Sediment Quality Improvement

What is Sediment Quality? Sediment quality is a measure of sediment toxicity and sediment contaminants as measured by the EPA National Coastal Condition Assessment, the most recently available information is…
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Nitrogen Loading

  What is Nitrogen Loading? Nitrogen loading is the input of nitrogen (a plant nutrient) from a variety of sources.   Excessive nitrogen loading is a problem in Long Island…
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Extent of Hypoxia

What is Hypoxia? Hypoxia refers to a lack of oxygen in the bottom water of Long Island Sound.   Oxygen concentrations in seawater are typically 6 mg/l or higher, depending…
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Marine Debris

* 2016 Total only includes NY data; CT data not available. What is coastal marine debris? Marine debris is any man-made, solid material that enters waterways directly through littering or…
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Approved Shellfish Areas

Table 1 needs to be charted (Robert, which columns should be charted?) What are Shellfish Areas? In New York, shellfish areas are defined as all tidal or saline waters within…
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Coastal Marine Debris (Draft)

What is coastal marine debris? Marine debris is any man-made, solid material that enters waterways directly through littering or indirectly via rivers, streams and storm drains (from Thank You Ocean…
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Riparian Buffer Extent (Draft)

What are Riparian Buffers? “Riparian” refers to the area by the banks of a river, stream, or other body of water. A riparian zone is a corridor or strip of…
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Impervious Cover (Draft)

What is Impervious Cover? Any surface in the landscape that cannot effectively absorb or infiltrate rainfall. These surfaces include sidewalks, roads, parking lots, and roof tops. Rainfall carries pollutants from…
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Example Ecosystem Target

Importance Coastal habitats provide a unique and highly productive ecosystem that supports an array of living resources. However, due to development activities, the abundance and diversity of coastal habitats in…
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Thriving Habitats and Abundant Wildlife

Habitat Connectivity

ET 11 HW HABITAT CONNECTIVITY Increase connectivity of coastal habitat by 2035 by restoring and/or protecting habitat patches that increase biodiversity and support migratory pathways. We need to get content…
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Protected Open Space

What is Protected Open Space? Open space protection involves the protection of undeveloped land through acquisition or conservation land agreements. How is it measured? NYSDEC, CTDEEP, land protection organizations, and…
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Tidal Wetland Extent

What are Tidal Wetlands? Tidal wetlands are transitional zones between the land and submerged systems. These areas are dominated by rooted plants that are flooded by the tide. How are…
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River Miles Restored for Fish Passage

What are Riverine Migratory Corridors? These are the rivers and streams that connect Long Island Sound to inland habitats which are a necessary part of the life cycle of diadromous…
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Shellfish Harvested

  What are Shellfish? Shellfish is a fisheries term for aquatic invertebrates with a shell (such as mollusks, crustaceans, and echinoderms) that are typically harvested for food. For the purpose of…
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Eelgrass Extent (draft)

    What is Eelgrass? Eelgrass, Zostera marina, is a rooted, underwater grass that grows along the shallow coastal waters of bays, estuaries, and beaches in the Northern Hemisphere. How…
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Coastal Habitat Extent

Add 2014 to first chart   What is Coastal Habitat? Long Island Sound Study’s Habitat Restoration Initiative has identified 12 important coastal habitats to restore. The 12 coastal habitats are:…
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Example Thriving Habitats Target

IMPORTANCE Coastal habitats provide a unique and highly productive ecosystem that supports an array of living resources. However, due to development activities, the abundance and diversity of coastal habitats in…
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Sustainable and Resilient Communities

Harbor and Bay Navigability

Mark P. needs to add content based on the ecosystem target template Harbor and Bay Navigability   Maintain all federal navigation channels in harbors and bays and manage dredged material…
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Public access to beaches and waterway (draft)

    What is Public Access? The Long Island Sound Study considers any site that is open to the public for boating, swimming, fishing, hiking, or any other outdoor activity along…
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Waterfront Community Resiliency and Sustainability (draft)

What are resiliency and sustainability plans? Resiliency and sustainability plans are defined in the Long Island Sound Study CCMP as: Resiliency Plan: A plan developed by a community to evaluate…
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Public Beach Closures

What are beach closure and advisory days? Beach closure and advisory days are a combination of the number of days beaches are closed in a year and the number of…
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Public Engagement and Knowledge – Draft

  What is  Public Engagement? Public Engagement includes citizens who are participating in activities involving enjoying the use of Long Island Sound or volunteering in activities to improve the Sound.…
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Example Sustainable and Resilient Communities Target

IMPORTANCE Coastal habitats provide a unique and highly productive ecosystem that supports an array of living resources. However, due to development activities, the abundance and diversity of coastal habitats in…
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Climate Change

Example Climate Change Normal Indicator

IMPORTANCE Coastal habitats provide a unique and highly productive ecosystem that supports an array of living resources. However, due to development activities, the abundance and diversity of coastal habitats in…
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