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Explore Search: calculating shoreline change

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DSAS generated transect
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Digital Shoreline Analysis System (DSAS)

Digital Shoreline Analysis System (DSAS)

The Digital Shoreline Analysis System (DSAS) enables a user to calculate shoreline rate-of-change statistics from multiple historical shoreline positions.

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DSAS generated transect
link

Digital Shoreline Analysis System (DSAS)

Digital Shoreline Analysis System (DSAS)

The Digital Shoreline Analysis System (DSAS) enables a user to calculate shoreline rate-of-change statistics from multiple historical shoreline positions.

Filter Total Items: 47
Software Release
Collage of software mapper tools.

Digital Shoreline Analysis System (version 6)

Charts or Graphs
Computer image of the island of Puerto Rico surrounded by colored lines representing shoreline change

Screenshot of the Coastal Change Hazards Portal showing historical shoreline change for Puerto Rico

Project
infographic showing transects signaling coastal change, onshore and offshore baselines

Digital Shoreline Analysis System (DSAS)

Center News
DSAS interface

Digital Shoreline Analysis System (DSAS) Update

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Massachusetts Shoreline Change Project, 2018 Update: A GIS Compilation of Shoreline Change Rates Calculated Using Digital Shoreline Analysis System Version 5.0, With Supplementary Intersects and Baselines for Massachusetts

Software Release
DSAS block image

Digital Shoreline Analysis System v5.1

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Puerto Rico shoreline change: A GIS compilation of shorelines, baselines, intersects, and change rates calculated using the Digital Shoreline Analysis system version 5.1 (ver. 2.0, March 2023)

publication
image of publications layered on a wooden table

Digital Shoreline Analysis System (DSAS) version 5.1 user guide

publication
image of publications layered on a wooden table

The Digital Shoreline Analysis System (DSAS) Version 4.0 - An ArcGIS extension for calculating shoreline change

Infographics
DSAS v6.0 infographic

DSAS v6.0 Infographic

Charts or Graphs
DSAS interface

DSAS v6.0 Interface

Charts or Graphs
DSAS v6.0 interface, sample data

DSAS v6.0 sample data

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Massachusetts Shoreline Change Project, 2021 Update: A GIS Compilation of Shoreline Change Rates Calculated Using Digital Shoreline Analysis System Version 5.1, With Supplementary Intersects and Baselines for Massachusetts

Charts or Graphs
yellow and red vertical lines equally spaced with a green curved line going from the top left corner to almost bottom right

DSAS Software

Project
Satellite image with multiple colored lines show coastal wetland change over time

Estuarine Shoreline Change Research Project

publication
image of publications layered on a wooden table

Assimilating models and data to enhance predictions of shoreline evolution

publication
image of publications layered on a wooden table

Digital Shoreline Analysis System (DSAS) version 2.0: An ArcView extension for calculating shoreline change

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Massachusetts Shoreline Change Project: A GIS Compilation of Vector Shorelines for the 2018 update

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Vector Shorelines and Associated Shoreline Change Rates Derived from Lidar and Aerial Imagery for Dauphin Island, Alabama: 1940-2015

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

A GIS compilation of vector shorelines and coastal bluff edge positions, and associated rate-of-change data for Barter Island, Alaska

staff profile
Image of Amy Farris

Amy S Farris

publication
image of publications layered on a wooden table

Using a Bayesian Network to predict shore-line change vulnerability to sea-level rise for the coasts of the United States

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Estuarine Shoreline and Barrier-Island Sandline Change Assessment

Featured Films and Shorts
PVC and metal mesh screen well installed in the estuary near the marsh edge

A Changing Marsh: The Past, Present, and Future of Grand Bay

How to's and trainings

Introduction to DSAS v5.0: Sample Data Workflow

staff profile
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Julia L Heslin

publication
image of publications layered on a wooden table

Shoreline change as a proxy for subaerial beach volume change

Charts or Graphs
Map of Massachusetts and the Islands

Map of Massachusetts and the Islands

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

California shorelines and shoreline change data, 1998-2016

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Historical Shorelines for Fire Island and Great South Bay, New York (1834 to 1875): Georeferenced Topographic Sheets and Vector Digital Data

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