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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
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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.

Filter Total Items: 41
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

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)

Software Release
DSAS block image

Digital Shoreline Analysis System v5.1

Project
Data visualization with scaled options applied

Digital Shoreline Analysis System (DSAS)

publication
image of publications layered on a wooden table

Digital Shoreline Analysis System (DSAS) version 5.1 user guide

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

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

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

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

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

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.

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

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

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

staff profile
Image of Amy Farris

Amy S Farris

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

How to's and trainings

Introduction to DSAS v5.0: Sample Data Workflow

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

publication
image of publications layered on a wooden table

Shoreline change as a proxy for subaerial beach volume change

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

Charts or Graphs
Map of Massachusetts and the Islands

Map of Massachusetts and the Islands

staff profile
Person placeholder

Julia L Heslin

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

How to's and trainings

Introduction to DSAS v5.0: System Requirements and Installation

publication
image of publications layered on a wooden table

Rates and trends of coastal change in california and the regional behavior of the beach and cliff system

Presentations and Events

PubTalk 6/2017 — Effects of Climate Change: A Scientific Path Forward

Photography
A California beach showing exposed bedrock, waves nearly reaching a cliff with stairs, and several houses are on the cliff edge

Exposed bedrock on California beach during very low tide

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

Wave thrust values at point locations along the shorelines of Massachusetts and Rhode Island

Presentations and Events
Thumbnail opening slide of March Public Lecture

PubTalk-03/2023: Coral Reef in Crisis - Science to Guide Reef Restoration for Ecosystem Recovery