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National Park Service Unit Centroid Points.
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National Park Service unit boundaries.
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National Park Service Unit tract polygons
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The Digital Geologic-GIS Map of Gettysburg National Military Park, Pennsylvania is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data formats: 1.)...
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These data were converted from the originally delivered Microsoft Access PLOTs database from the Vegetation Mapping Inventory Project of Gettysburg National Military Park, Eisenhower National...
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The Mid-Atlantic Network (MIDN) Benthic Macroinvertebrate Monitoring Transect Photo Database is Filemaker application for the purpose of collecting, storing, and exporting Benthic...
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This shapefile contains points that represent fish species field survey data collected between 08/13/2002 and 06/01/2005 in seven Mid-Atlantic and Northeast Coastal and Barrier Network Parks...
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This data package contains a series of datasets collected by the Mid-Atlantic Network’s (MIDN) Benthic Macroinvertebrate Monitoring Program in accordance with published monitoring protocols...
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The Mid-Atlantic Network (MIDN) Benthic Macroinvertebrate Monitoring Database is Microsoft Access database application consisting of separate front and backend files for the purpose of collecting,...
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This shapefile contains lines that represent field survey transects where data were collected between 08/13/2002 and 06/01/2005 for a fish inventory in Mid-Atlantic and Northeast Coastal and...
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The Digital Geologic-GIS Map of Eisenhower National Historic Site, Pennsylvania is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS data formats: 1.)...
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Hydrographic and Impairment Statistics (HIS) is a National Park Service (NPS) Water Resources Division (WRD) project established to track certain goals created in response to the Government...
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