HEADWATERS ECONOMICS GEOGRAPHIC DATA LIBRARY DOCUMENTATION TITLE: Geodataset Name: NA_WWF-aquatic-ecoregions Geodataset Type: SHAPE Geodataset Feature: POLYGON GENERAL DESCRIPTION: This dataset describes biological metrics per ecoregion as described in the following publication: Freshwater Ecoregions of North America: A Conservation Assessment by Robin A. Abell, Colby J. Loucks, Island Press DATA SOURCE(S): World Wildlife Fund Scale of Original Source Maps: 1:1,000,000 Date of Original Source Maps: 1999 GEODATASET EXTENT: Western North America FEATURE ATTRIBUTE TABLES CODES AND VALUES: ITEM ITEM DESCRIPTION MHT ? 0-8 SUM_PERC_C ? AVG_CATEGO ? 0-6, 99 FISHRICH Freshwater Fish Richness 0-6, 99 FISHEND Freshwater Fish Endemism 0-6, 99 FENDPER ? 0-6, 99 CRAYRICH Crayfish Richness 0-6, 99 CRAYEND Crayfish Endemism 0-6, 99 CENDPER ? 0-6, 99 HRICH Herp Richness 0-6, 99 HEND Herp Endemism 0-6, 99 HPERC ? 0-6, 99 TURTRICH Turtle Richness 0-6, 99 TURTEND Turtle Endemism 0-4, 99 ECOREGION Ecoregion Name MAJOR_HABI Ecoregion Abbreviation RICHNESS_P ? 0-3 ENDEMISM_P ? 0-6 TOTAL_OF_R ? 0-9 PHENO_MENO ? FINAL_BIOL 'BO' Biologically Outstanding 'CO' Continentially Outstanding 'GO' Globally Outstanding 'NI' Nationally Outstanding DATA LINEAGE SUMMARY: The dataset was provided by Nassar Olwero of World Wildlife Fund. MAP PROJECTION PARAMETERS PROJECTION ALBERS CONICAL EQUAL AREA DATUM NAD83 UNITS METERS SPHEROID GRS1980 PARAMETERS 1st standard parallel 29 30 0.000 2nd standard parallel 45 30 0.000 central meridian -96 00 0.000 latitude of projection's origin 37 30 0.000 false easting (meters) 0.00000 false northing (meters) 0.00000 DATA SOURCES CONTACT(S): Name: World Wildlife Fund - US Address: 1250 24th Street, NW Washington, DC 20037-1193 Web site: www.worldwildlife.org/science Phone: 202.822.3452 Email: nasser.olwero@wwfus.org HEADWATERS ECONOMICS CONTACT: Name: Headwaters Economics Geographic Data Library Abbr. Name: HEGDL Address: Headwaters Economics 566 Highland St. Helena, Montana 59601 Web site: http://www.headwaterseconomics.org Contact Person: Patty Gude Phone: (406)599-7425 Email: patty@headwaterseconomics.org