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Madrean Sky Islands. The Madrean Sky Islands are enclaves of Madrean pine–oak woodlands, found at higher elevations in a complex of small mountain ranges in southern and southeastern Arizona, southwestern New Mexico, and northwestern Mexico. The sky islands are surrounded at lower elevations by the Sonoran and Chihuahuan deserts.
This is a list of mountain ranges in the Madrean Sky Islands ecoregion within the Sonoran and Chihuahuan Deserts of the Southwestern United States and northwestern Mexico. The list is presented both alphabetically and by political territory. The elevation (in feet) of the highest point in each range is indicated in parentheses.
South Comobabi Mountains. Tortolita Mountains ( 4652 ) (both in Madrean sky island region, and also on border of Sonoran Desert ranges- (northeast Madrean)) Tucson Mountains. Waterman Mountains. West Silver Bell Mountains. Silver Bell Mountains. On Eastern border of Sonoran Desert - (Madrean Sky Island)
31.82°N 111.40°W. / 31.82; -111.40. The Altar Valley is a 45-mile (72 km) long north–south valley, trending slightly northeast from Sasabe, Arizona on the Mexico border to the Avra Valley west of the Tucson Mountains. It is delimited by Arizona State Route 86, from east-to-west on the north separating it from the Avra Valley which then ...
Geography. This ecoregion forms a transition belt between the Sonoran Desert to the north and the Sinaloan dry forests to the south, running south from the foothills of the Sierra Madre Occidental highlands of the state of Sonora to the Pacific Ocean coasts of Sonora and Sinaloa. This region is also part of the transition zone between the ...
San Pedro Valley (Arizona) -W & SW. The Dragoon Mountains is a range of mountains located in Cochise County, Arizona. The range is about 25 mi (40 km) long, running on an axis extending south-south east through Willcox. The name originates from the 3rd U.S. Cavalry Dragoons who battled the Chiricahua, including Cochise, during the Apache Wars.
List of Madrean Sky Island mountain ranges – Sonoran – Chihuahuan Deserts. Mazatzal Mountains. McDowell Mountains. Mesquite Mountains (Arizona) Mineral Mountains (Arizona) Mohave Mountains. Mohawk Mountains. Muggins Mountains.
The Gila Mountains of Yuma County are a 26-mile (42 km) long [1] [2] mountain range in southwestern Arizona in the northwest Sonoran Desert . The Gila Mountains of Yuma County are a northwest-southeast trending mountain system. The fault-blocked mountain range is attached on the south to the Tinajas Altas Mountains which continue southeast into ...