79 datasets found
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Federal
Grid File of Historical Bathymetric Soundings for Mississippi and Alabama Derived from National Ocean Service (NOS) Hydrographic Sheets
Department of the Interior —
Hydrographic sheets (H-sheets) and nautical charts produced by the National Ocean Service (NOS) during the 1800s provide historic sounding (water depth) measurements... -
Federal
Shapefile of Historical Bathymetric Soundings for Mississippi and Alabama Derived from National Ocean Service (NOS) Hydrographic Sheets
Department of the Interior —
Hydrographic sheets (H-sheets) and nautical charts produced by the National Ocean Service (NOS) during the 1800s provide historic sounding (water depth) measurements... -
Federal
Marsh habitat change analysis for the Point Aux Chenes and Grand Bay Estuaries in Mississippi and Alabama from 1848 to 2022
Department of the Interior —
Over time, as sea levels rise and land subsides, marsh transgression can occur. As shorelines erode and the marsh slowly transgresses landward into the upland,... -
Federal
Transects with linear regression rates of change for GPS, Worldview, and aerial image shorelines for the Grand Bay National Estuarine Research Reserve in Mississippi from 2013-2020
Department of the Interior —
Shoreline change analysis is an important environmental monitoring tool for evaluating coastal exposure to erosion hazards, particularly for vulnerable habitats such... -
Federal
Shorelines for Barnegat and Great Bay, NJ: 1839 to 2012 (ver 1.1, December 2017)
Department of the Interior —
This data set represents vector shorelines for the New Jersey coastline (Point Pleasant, NJ to Longport, NJ) from 1839 to 2012. Data were obtained from multiple data... -
Federal
2001 Vectorized Shoreline for Breton Island, Louisiana (Geographic, NAD83)
Department of the Interior —
A first-surface elevation map was produced cooperatively from remotely sensed, geographically referenced elevation measurements collected by the U.S. Geological... -
Federal
Shorelines, shorepoints, and transects with rates for the Point Aux Chenes and Grand Bay Estuaries in Mississippi and Alabama from 1848 to 2023
Department of the Interior —
This dataset represents a compilation of vector shorelines, shorepoints, and transects with rates for the Point Aux Chenes and Grand Bay estuaries in Mississippi and... -
Federal
2012 Digitized Shoreline for Breton Island, Louisiana(Geographic, NAD83)
Department of the Interior —
Shorelines were derived from a U.S. Geological Survey Earth Resources Observations and Science Center (EROS) high-resolution orthorectified image that was collected... -
Federal
Transects with Shoreline Change Rates for the Grand Bay National Estuarine Research Reserve in Mississippi and Alabama from 1848 to 2017
Department of the Interior —
This dataset contains shoreline change rates for the Grand Bay National Estuarine Research Reserve from 1848 to 2017. Shoreline data were obtained from multiple data... -
Federal
1922 Digitized Shoreline for Breton Island, Louisiana (Geographic, NAD83)
Department of the Interior —
1922 Digitized Shoreline for Breton Island, Louisiana (Geographic, NAD83) consists of vector shoreline data that were derived from a set of National Ocean Service... -
Federal
Shorelines for Barnegat and Great Bay, NJ: 1839 to 2012 (ver 1.1, December 2017)
Department of the Interior —
This data set represents vector shorelines for the New Jersey coastline (Point Pleasant, NJ to Longport, NJ) from 1839 to 2012. Data were obtained from multiple data... -
Federal
2014 Vectorized Shoreline for Breton Island, Louisiana (Geographic, NAD83)
Department of the Interior —
Shorelines were derived from a U.S. Geological Survey topographic lidar survey that was conducted on January 16-18, 2014 over Breton Island, Louisiana and released... -
Federal
2013 Vectorized Shoreline for Breton Island, Louisiana (Geographic, NAD83)
Department of the Interior —
Shorelines were derived from a U.S. Geological Survey topographic lidar survey that was conducted on July 12-14, 2013 over Dauphin Island, Alabama and Chandeleur,... -
Federal
Shapefile of Historical New Jersey Shoreline Data Derived from National Oceanic and Atmospheric Administration (NOAA) 1839-1875 T-Sheets
Department of the Interior —
Historical shoreline surveys were conducted by the National Ocean Service (NOS), dating back to the early 1800s. The maps resulting from these surveys, often called... -
Federal
Georeferenced scans of National Oceanic and Atmospheric Administration (NOAA) topographic sheets (T-Sheets) Collected Along the Fire Island and Great South Bay, New York, Coastline from 1834-1875
Department of the Interior —
Topographic sheets (t-sheets) produced by the National Ocean Service (NOS) during the 1800s provide the position of past shorelines. The shoreline data can be... -
Federal
2004 Digitized Shoreline for Breton Island, Louisiana(Geographic, NAD83)
Department of the Interior —
Shorelines were derived from the U.S. Geological Survey Earth Resources Observation and Science (EROS) Center’s Digital Orthophoto Quarter Quads (DOQQ) images... -
Federal
1983 Digitized Shoreline for Breton Island, Louisiana (Geographic, NAD83)
Department of the Interior —
Shorelines were derived from the National High Altitude Photography (NHAP) program. The NHAP was coordinated by the U.S. Geological Survey as an interagency project... -
Federal
Vectorized marsh shorelines derived from high resolution aerial imagery for the Grand Bay National Estuarine Research Reserve in Mississippi from 2014-2020
Department of the Interior —
Shoreline change analysis is an important environmental monitoring tool for evaluating coastal exposure to erosion hazards, particularly for vulnerable habitats such... -
Federal
Site description and associated GPS data collected at eleven study sites within the Grand Bay National Estuarine Research Reserve in Mississippi
Department of the Interior —
Shoreline change analysis is an important environmental monitoring tool for evaluating coastal exposure to erosion hazards, particularly for vulnerable habitats such... -
Federal
1869 Digitized Shoreline for Breton Island, Louisiana (Geographic, NAD83)
Department of the Interior —
1869 Digitized Shoreline for Breton Island, Louisiana (Geographic, NAD83) consists of vector shoreline data that were derived from a set of National Ocean Service...
79 datasets found