Nevada Level 4 Ecoregions Map
| er13a - Salt Deserts |
| er13aa - Sierra Nevada-Influenced Semiaried Hills and Basins |
| er13ac - Upper Owens Valley |
| er13b - Shadscale-Dominated Saline Basins |
| er13c - Sagebrush Basins and Slopes |
| er13d - Woodland- and Shrub-Covered Low Mountains |
| er13e - High Elevation Carbonate Mountains |
| er13g - Wetlands |
| er13h - Lahontan and Tonopah Playas |
| er13j - Lahontan Salt Shrub Basin |
| er13k - Lahontan Sagebrush Slopes |
| er13l - Lahontan Uplands |
| er13m - Upper Humboldt Plains |
| er13n - Mid-Elevation Ruby Mountains |
| er13o - High Elevation Ruby Mountains |
| er13p - Carbonate Sagebrush Valleys |
| er13q - Carbonate Woodland Zone |
| er13r - Central Nevada High Valleys |
| er13s - Central Nevada Mid-Slope Woodland and Brushland |
| er13t - Central Nevada Bald Mountains | er13t - Tonopah Basin |
| er13v - Tonopah Sagebrush Foothills | er13v - Tonopah Uplands |
| er13x - Sierra Nevada-Influenced Ranges | er13x - Sierra Nevada-Influenced High Elevation Mountains |
| er13z - Upper Lahontan Basin | er13z - Creosote Bush-Dominated Basins |
| er14b - Arid Footslopes | er14b - Mojave Mountain Woodland and Shrubland |
| er14d - Mojave High Elevation Mountains | er14d - Arid Valleys and Canyonlands |
| er14f - Mojave Playas | er14f - Amargosa Desert |
| er14h - Death Valley/Mojave Central Trough | er14h - Middle Elevation Mountains |
| er5a - Mid-Elevation Sierra Nevada | er5a - High Elevation Sierra Nevada |
| er5c - Northern Sierra Upper Montane Forests | er5c - Northeastern Sierra Mixed Conifer-Pine Forests |
| er80a - Dissected High Lava Plateau | er80a - Semiarid Hills and Low Mountains |
| er80d - Pluvial Lake Basins | er80d - High Desert Wetlands |
| er80g - High Lava Plains | er80g - Semiarid Uplands |
| er80k - Partly Forested Mountains | er80k - Salt Shrub Valleys |
Based on Ecoregions developed by the EPA this map describe areas of general similarity in ecosystems and in the type, quality, and quantity of environmental resources, as well as similarity of climate that can assist Nevada gardenders.
