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Location Folder Show Tree ROOT _ScienceBase Catalog __Alaska Science Center (ASC) ____Water Ice & Landscapes Low-Altitude Photographic Transects of the Arctic Network of National Park Units and Selawik National Wildlife Refuge, Alaska, July 2013 Filters Date Range Past year (3) Past month (0) Past week (0) Past day (0) Custom range... To   Search Extensions Shapefile (3) Types Downloadable (3) Map Service (3) OGC WFS Layer (3) Shapefile (3) Contacts Alaska Science Center Janet H Curran U.S. Geological Survey - ScienceBase USGS ScienceBase Team Water Resources More... Categories Data (3) Tag Types Theme (3) Place (3) USGS Scientific Topic Keyword (3) Harvest Set (3) Tag Schemes USGS Protected Areas Database of the United States (PAD-US) (1) NASA GCMD Earth Science Keyword Thesaurus (3) USGS Thesaurus (3) ISO 19115 Topic Category (3) USGS Geographic Names Information System (GNIS) (3) None (1) View Results as: JSON ATOM CSV Browse Folder

Selected Basin Boundaries for USGS Streamgages in Alaska through 2019 This dataset contains drainage basin boundaries for 253 U.S. Geological Survey (USGS) streamgages in Alaska that had at least 5 years of daily streamflow through September 30, 2017, three of which were delineated for alternate basin conditions. This compilation includes selected boundaries produced in 2014 (https://doi.org/10.5066/P143KNEJ). Additional basin boundaries were delineated from the streamgage location to the nearest USGS Watershed Boundary Dataset (WBD) HUC boundary and along HUC boundaries from that intersection to the basin headwaters. Streamgages selected for drainage basin delineation included streamgages in Alaska that met selection criteria for a statewide study of seasonal flow regimes (Curran... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Alaska, Discharge/flow, Hydrographic datasets, Hydrology, Hydrology, All tags... InlandWaters, Rivers/streams, Terrestrial Hydrosphere, USGS Science Data Catalog (SDC), Water Resources, Fewer tags Corrected Fire Perimeters of Alaska's National Wildlife Refuges This data package includes 481 geospatial vector polygons of historic fire perimeters associated with National Wildlife Refuges in Alaska. These polygons, originally held within the Alaska Large Fire Database (ALFD), were reviewed and found to have geospatial inaccuracies with respect to the fire they represent. They were corrected and updated based on a variety of remote sensing resources; the Monitoring Trends in Burn Severity (MTBS) database (https://www.mtbs.gov/viewer/index.html), geospatial rasters of historic fire activity derived from Landsat 1-9 imagery in the Google Earth Engine(https://earthengine.google.com) environment, and historical air photos acquired through EarthExplorer (https://earthexplorer.usgs.gov/).... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Alaska, Alaska Peninsula National Wildlife Refuge, Arctic National Wildlife Refuge, Becharof National Wildlife Refuge, Disturbance, All tags... Environment, Fires, Forestry, Habitat alteration and disturbance, Innoko National Wildlife Refuge, Izembeck National Wildlife Refuge, Kanuti National Wildlife Refuge, Kenai National Wildlife Refuge, Kodiak National Wildlife Refuge, Koyukuk National Wildlife Refuge, Land Use / Land Cover, Land Use Change, Landsat, Landscape, Landscape Processes, Nowitna National Wildlife Refuge, Remote Sensing, Remote sensing, Selawik National Wildlife Refuge, Tetlin National Wildlife Refuge, Togiak National Wildlife Refuge, USGS Science Data Catalog (SDC), Wildland fire, Yukon Delta National Wildlife Refuge, Yukon Flats National Wildlife Refuge, Fewer tags Selected Basin Boundaries for USGS Streamgages in Alaska through 2014 This dataset contains 474 drainage basin boundaries for U.S. Geological Survey (USGS) streamgages in Alaska, including supplemental drainage basin boundaries for alternate conditions for 3 of the 471 streamgages. The basin boundaries were delineated from the streamgage location to the nearest USGS Watershed Boundary Dataset (WBD) HUC boundary and along HUC boundaries from that intersection to the basin headwaters. The dataset also includes the streamgage locations used for delineation, which consist of points snapped from the streamgage coordinates in the USGS National Water Information System to the USGS National Hydrography Dataset flowline representing the respective streams. Streamgages selected for drainage... Categories: Data; Types: Downloadable, Map Service, OGC WFS Layer, OGC WMS Layer, Shapefile; Tags: Alaska, Discharge/flow, Hydrographic datasets, Hydrology, Hydrology, All tags... InlandWaters, Rivers/streams, Terrestrial Hydrosphere, USGS Science Data Catalog (SDC), Water Resources, Fewer tags