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  4. Aquatic Ecoregions of the Conterminous United States

Aquatic Ecoregions of the Conterminous United States

Dates

Publication Date
Time Period
1991-12-17

Summary

Ecoregions are based on perceived patterns of a combination of causal and integrative factors including land use, land surface form, potential natural vegetation, and soils (Omernik, 1987).

Contacts

Point of Contact :
Cara Meinke
Distributor :
USGS, Snake River Field Station, GIS Laboratory, USGS Forest and Rangeland Ecosystem Science Center
Metadata Contact :
USGS Forest and Rangeland Ecosystem Science Center, Cara Meinke
Originator :
Omernick, J. M.

Attached Files

Click on title to download individual files attached to this item.

Omerniks_ecoregions_sgca.shp.xml
Original FGDC Metadata
View 		19.67 KB application/fgdc+xml
omerniks_ecoregions_sgca.txt 13.91 KB text/plain; charset=windows-1252
Shapefile: Omerniks_ecoregions_sgca.zip
Omerniks_ecoregions_sgca.shp 3.91 MB

Purpose

This coverage is intended for national-level studies of water resources. Specifically, we used these data as part of the inter-agency Sage Grouse Rangwide Conservation Assessment.

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Communities

  • Forest and Rangeland Ecosystem Science Center (FRESC)

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Additional Information

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files
nameOmerniks_ecoregions_sgca.shp
contentTypex-gis/x-shapefile
pathOnDisk__disk__47/ed/1b/47ed1bae2fd04f4504f8c2c388d4d09429b8e413
dateUploadedThu Oct 09 15:51:31 MDT 2014
geometryTypeMultiPolygon
nameOmerniks_ecoregions_sgca

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