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Eco-spatial data layers of coral reef ecosystem drivers in American Samoa

Published by Pacific Islands Fisheries Science Center | National Oceanic and Atmospheric Administration, Department of Commerce | Metadata Last Checked: December 08, 2025 | Last Modified: 2021-10-01T00:00:00.000+00:00
Understanding the spatial distribution, intensity, overlap, and cumulative impact of human activities and environmental stressors is essential for effective management and protection of ecosystem services generated by coral reefs. The data described here are that of the GIS layers of the eco-geospatial tool developed by staff of the Ecosystem Sciences Division (ESD) at the Pacific Island Fisheries Science Center (PIFSC) for American Samoa Coral Reef Drivers, hosted by Pacific Islands Ocean Observing System (PACIOOS) at http://www.pacioos.hawaii.edu/projects/coral-drivers-amsam/. Partners included the American Samoa Division of Marine and Wildlife Resources and the American Samoa Coral Reef Advisory Group. This eco-geospatial tool gathers, organizes, analyzes, models and visualizes spatially-explicit information for American Samoa. Hereby, GIS layers are developed to provide the spatial patterns of anthropogenic and environmental drivers that influence the status of coral reefs in the region and the potential for degradation, including satellite-based oceanography (sea surface temperature [SST], chlorophyll-a, photosynthetically active radiation [PAR], Turbidity [Kd490]), wave power, coastal habitat modification, and sediment export to nearshore. These geospatial products provide the basis to answer questions such as which places and habitat types are the most impacted; which stressors should be the greatest concern in different areas; and where to prioritize different management strategies. In addition, these datasets also inform watershed management and conservation action plans.

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EARTH SCIENCE > BIOSPHERE > ECOSYSTEMS > MARINE ECOSYSTEMS > REEF > CORAL REEF EARTH SCIENCE > HUMAN DIMENSIONS > ENVIRONMENTAL IMPACTS EARTH SCIENCE > HUMAN DIMENSIONS > HABITAT CONVERSION/FRAGMENTATION EARTH SCIENCE > HUMAN DIMENSIONS > HUMAN SETTLEMENTS > COASTAL AREAS EARTH SCIENCE > HUMAN DIMENSIONS > INFRASTRUCTURE EARTH SCIENCE > HUMAN DIMENSIONS > SUSTAINABILITY > ENVIRONMENTAL SUSTAINABILITY EARTH SCIENCE > OCEANS > COASTAL PROCESSES > CORAL REEFS OCEAN > PACIFIC OCEAN > CENTRAL PACIFIC OCEAN > AMERICAN SAMOA Computer > Computer ONLY ONE CoRIS Discovery Thesaurus REQUIRED EARTH SCIENCE > Biosphere > Zoology > Corals > Reef Monitoring and Assessment > GIS EARTH SCIENCE > Oceans > Coastal Processes > Coral Reefs Photosynthetically active radiation chlorophyll-a habitat modification sea surface temperature sedimentation turbidity wave power GIS product model output satellite data CORAL REEF STUDIES Ocean Acidification Program US DOC; NOAA; NMFS; Pacific Islands Fisheries Science Center; Ecosystem Sciences Division COUNTRY/TERRITORY > United States of America > American Samoa > American Samoa > American Samoa (14S170W0000) OCEAN BASIN > Pacific Ocean > American Samoa > American Samoa (14S170W0000) South Pacific Ocean computer CRED CREP CRW Chlorophyll-a Coral Reef Ecosystem Division Coral Reef Ecosystem Program Coral Reef Watch ERRDAP ESD Ecosystem Sciences Division GIS LBSP PACIOOS PIFSC Pacific Islands Fisheries Science Center RAMP Reef Assessment and Monitoring Program eco-geospatial tool environmental modeling erosion irradiance land-based source pollution layers mapping vulnerability assessment DOC/NOAA/NMFS/PIFSC > Pacific Islands Fisheries Science Center, National Marine Fisheries Service, NOAA, U.S. Department of Commerce LBSP

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