Arizona

California

Nevada

New Mexico

Texas

Utah

BajaCalifornia

Sonora

Chihuahua

Coahuilade Zaragoza

NuevoLeón

Sinaloa

Durango

ZacatecasSan Luis

PotosíNayarit

JaliscoAguascalientes

Guanajuato

US StatesMexico StatesInternational BoundaryDesert LCC Boundary

Data Source: CEC North American Environmental Atlas

MojaveBasin and

Range

SonoranDesert

ChihuahuanDesert

DesertsChihuahuan DesertMojave Basin and RangeSonoran DesertDesert LCC Boundary

Data Source: CEC North American Environmental Atlas

Data Source: CEC North American Environmental Atlas

Ecosystems Level INorthwestern Forested MountainsGreat PlainsNorth American DesertsMediterranean CaliforniaSouthern Seminarid HighlandsTemerate SierrasTropical Dry ForestsTropical Wet ForestsDesert LCC Boundary

Data Source: CEC North American Environmental Atlas

Ecosystems Level IIWestern CordilleraSouth Central Semiarid PrariesTamaulipas-Texa Semiarid PlainCold DesertsWarm DesertsMediterranean CaliforniaWestern Sierra Madre PiedmontMexican High PlateauUpper Gila MountainsWestern Sierra MadreEastern Sierra MadreWestern Pacific Coastal Plain, Hills and CanyonsWestern Pacific Plain and HillsDesert LCC Boundary

Data Source: CEC North American Environmental Atlas

Ecosystems Level IIISierra NevadaHigh PlainsSouthwestern TablelandsEdwards PlateauSouthern Texas Plains/Interior Plains and Hills with Xerophytic Shrub and Oak ForestCentral Basin and RangeArizona/New Mexico PlateauMojave Basin and RangeSonoran DesertBaja Californian DesertChihuahuan DesertCalifornia Coastal Sage, Chaparral, and Oak WoodlandsSouthern and Baja California Pine-Oak MountainsMadrean ArchipelagoPiedmonts and Plains with Grasslands, Xeric Shrub, and Oak and Conifer ForestsHills and Interior Plains with Xeric Shrub and Mesquite Low ForestArizona/New Mexico MountainsSierra Madre Occidental with Conifer, Oak, and Mixed ForestsSierra Madre Oriental with Conifer, Oak, and Mixed ForestsSinaloa Coastal Plain with Low Thorn Tropical Forest and WetlandsSinaloa and Sonora Hills and Canyons with Xeric Shrub and Low Tropical Deciduous ForestJalisco and Nayarit Hills and Plains with Medium Semi-Evergreen Tropical ForestDesert LCC Boundary

Data Source: CEC North American Environmental Atlas

Land CoverBarren landCroplandMixed forestSnow and iceTemperate or sub-polar broadleaf deciduous forestTemperate or sub-polar grasslandTemperate or sub-polar needleleaf forestTemperate or sub-polar shrublandTropical or sub-tropical broadleaf deciduous forestTropical or sub-tropical broadleaf evergreen forestTropical or sub-tropical grasslandTropical or sub-tropical shrublandUrban and built-upWaterWetland

R io Nasas

RioGrande

Arroyo Sonoyta

RioS

anta

Maria

Salt River

A g uanav

al

Rí o

Conc

hos

Gila Rive r

Data Source: CEC North American Environmental Atlas

Col o

r ado

Rive

r

Rivers & StreamsWaterbodiesDesert LCC Boundary

Pecos R iver

Data Source: CEC North American Environmental Atlas

Level II and Level III WatershedsGulf of Mexico SeaboardRio GrandeEl SaladoPacific Ocean SeaboardColorado RiverGreat BasinDesert LCC Boundary

Data Sources: Ramsar Sites Information Service, U.S. Fish & Wildlife Service, National Commission of Protected Areas

Ramsar SitesRamsar Sites of Mexico 2015National Wildlife Refuges (FWS)Desert LCC BoundaryInternational Line

Federal Lands in US portion of DLCCBLMBORDODFSFWSNPSOTHERDesert LCC Boundary

Dos Rios

MadreanWatersheds

EasternMojaveDesert

Landscape Conservation Design Pilot AreasDos RiosEastern Mojave DesertMadrean WatershedsDesert LCC Boundary

Data Source: Desert LCC Conservation Planning Atlas