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National Park Service Unit Centroid Points.
Search relevance: 1.00 | Views last month: 25 | Catalog Last Checked: July 10, 2026 at 01:30 PM -
National Park Service Unit tract polygons
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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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Magnetic data collected as part of a high-resolution airborne magnetic and radiometric survey over parts of Maryland, Pennsylvania, and West Virginia are provided here as a flight line database,...
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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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Radiometric data collected as part of a high-resolution airborne magnetic and radiometric survey over parts of Maryland, Pennsylvania, and West Virginia are provided here as flight line databases,...
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This data release provides digital flight-line and gridded data for a high-resolution airborne magnetic and radiometric survey over parts of Maryland, Pennsylvania, and West Virginia. The survey...
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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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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,...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: March 04, 2026 at 06:54 AM -
These ESRI shape files are of National Park Service tract and boundary data that was created by the Land Resources Division. Tracts are numbered and created by the regional cartographic staff at...
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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 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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National Park Service unit boundaries.
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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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