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Geospatial datasets
Collections of related digital information that are geographically referenced.
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Nonindigenous aquatic species alert system [New Window]
Reports indicating locations where non-indigenous aquatic organisms have been collected. Includes RSS feed you can subscribe to.
Pacific Northwest Information Node [New Window]
Pacific Northwest Information Node is a regional information network of the National Biological Information Infrastructure intended to provide access to information and services relevant to forest resources in the Pacific Northwest.
Resource materials for a GIS spatial analysis course [New Window]
This report consists of materials prepared for a GIS spatial analysis course intended for instructors preparing spatial-modeling training and scientists with advanced GIS expertise. Downloads available in many formats (PDF, ArcView, Word, etc.)
San Francisco Bay Area Regional Database (BARD) [New Window]
San Francisco Bay Area Regional Database (BARD) for downloading or viewing Digital Elevation Models (DEMs), Digital Line Graphs (DLGs), Digital Raster Graphics (DRGs), and Digital Orthophotos images with standards, NSDI description, and metadata.
Southern Appalachian Information Node (SAIN) [New Window]
Gateway to southern Appalachian biological information with links to virtual area tours, species, data and models, partners, air and water quality, maps, invasive species, wild boar control, species identification, and news items.
Tampa Bay Estuary Interactive Mapping System (IMS) [New Window]
Interactive Mapping Service (IMS) is an Internet based Geographic Information System designed to provide users with online mapping capability of habitats, land use and land cover, and seagrass for areas of Tampa Bay.
USGS East-coast sediment analysis: analysis, procedures, database and georeferenced displays [New Window]
Grain-size analysis of marine sediments of the U.S. eastern coast with sampling and lab methods, surficial sediment database in three formats (Excel, Dbase IV, ASCII), and use of geographic mapping tools for visualizing sediment data layers.
Upper Mississippi River land cover and land use data [New Window]
Maps and GIS data depicting land use and land cover in areas near the upper Mississippi River. Historical data are available, dating from the 1890s, 1975, and more regularly from the late 1980s to 2000.
Water resources data for Washington [New Window]
Access to data on water resources of Washington including surface water, ground water, water quality, water use, GIS, and biological datasets and access to reports.
PDF A volcano rekindled; the renewed eruption of Mount St. Helens, 2004-2006 [New Window]
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