638 datasets found

This map shows the USGS (United States Geologic Survey), NWIS (National Water Inventory System) Hydrologic Data Sites for Summit County, Utah. The scope and purpose of NWIS is...

Staff from the Cape Cod National Seashore, National Park Service (CACO NPS) began limited water-quality data collection in the Herring River Estuary as early as 1984. In 2006 a...

Bathymetry for Aransas Bay was derived from fourteen surveys containing123,235 soundings. The average separation between soundings was 65meters. Two entire overlapping, older,...

Lidar-derived digital elevation models often contain a vertical bias due to vegetation. In areas with tidal influence the amount of bias can be ecologically significant, for...

This study was based on the sediment quality triad (SQT) approach. A stratified probabilistic sampling design was utilized to characterize the Kachemak Bay system in terms of...

This topobathymetric digital elevation model (TBDEM) mosaic represents the topography and bathymetry for the Milwaukee River Estuary in Milwaukee, Wisconsin and adjacent...

As part of the Northeast Coastal and Barrier Network's Estuarine Nutrient Enrichment Monitoring program, Network staff and cooperators continued to monitor seagrass cover and...

Bathymetry for Santa Monica Bay was derived from nine surveys containing36,753 soundings. Ten older, less accurate, overlapping surveys wereentirely omitted, and the overlap...

This data release contains coastal wetland synthesis products for the geographic region of Hudson Valley and New York City, New York. Metrics for resiliency, including...

This data release contains coastal wetland synthesis products for Massachusetts, developed in collaboration with the Massachusetts Office of Coastal Zone Management. Metrics for...

305b Assessed 2006 River, Lake, Estuary Set: Connecticut 305b Assessed River 2006 is a 1:24,000-scale, line feature-based layer that includes rivers that have been assessed to...

305b Assessed 2008 River, Lake, Estuary Set: Connecticut 305b Assessed River 2008 is a 1:24,000-scale, line feature-based layer that includes rivers that have been assessed to...

Bathymetry for Charleston Harbor was derived from seventeen surveysconsisting of 87,874 soundings. Six entire older, overlapping, lessaccurate surveys were omitted. The overlap...

The sediment-based lifespan of salt marsh units in Assateague Island National Seashore (ASIS) and Chincoteague Bay is shown for conceptual marsh units defined by Defne and Ganju...

A geophysical and geological survey was conducted at the mouth of the Connecticut River from Old Saybrook to Essex, Connecticut, in September 2012. Approximately 230 linear...

A geophysical and geological survey was conducted at the mouth of the Connecticut River from Old Saybrook to Essex, Connecticut, in September 2012. Approximately 230 linear...

Bathymetry for Biscayne Bay was derived from twelve surveys containing 149,227 soundings. The overlap from three older, less accurate surveys was omitted before tinning the...

Microfossil (benthic foraminifera) and coordinate/elevation data were obtained from sediments collected in the coastal zones of Mississippi and Alabama, including marsh and...

As part of the Northeast Coastal and Barrier Network's Estuarine Nutrient Enrichment Monitoring program, Network staff and cooperators continued to monitor seagrass cover and...

Scientists from the U.S. Geological Survey (USGS) St. Petersburg Coastal and Marine Science Center extracted sediment and surface samples along transects at three saltmarsh...