Unit 61, Colorado

Elevation ranges from approximately 4,500 feet in the lower canyon-bottom drainages along the San Miguel River corridor to 9,731 feet at Spruce Mountain and 9,679 feet at Uncompahgre Butte on the plateau summit ridge. The plateau top is a broad, gently rolling tableland typically between 8,300 and 9,200 feet, dissected by deep canyons — including Tabeguache, Roubideau, Spring Creek, Big Red, Escalante, Big Dominguez, and Unaweep — that drop steeply toward BLM-managed lowlands to the west. Slope gradients on the plateau are generally moderate; approximately 80% of public land in the unit has slopes of 22 degrees or less. The overall character is diverse: open canyon country in the lower west transitioning to forested mesa and ridge terrain on the plateau top.

Public land constitutes approximately 84.6% of the unit (per GoHunt unit profile; approximate). The plateau is managed by the Grand Mesa, Uncompahgre and Gunnison National Forest (Ouray Ranger District, 2505 S. Townsend, Montrose, CO 81401, 970-240-5300); western canyon lands fall under the BLM Uncompahgre Field Office (Montrose, same address). Primary highway access: Colorado 141 (Gateway corridor on the northwest), Colorado 145 (Placerville corridor on the south), and Colorado 62 (Ridgway-Placerville). Divide Road is the principal spine road across the plateau top; Dave Wood Road off CO-62 provides eastern plateau access. Additional BLM roads and a network of Forest Service two-tracks branch to ridges and canyon heads. Three developed Forest Service campgrounds are situated along Divide Road: Divide Forks, Columbine, and Iron Spring. Seasonal closures apply to BLM-managed canyon lands: within the Gunnison Gorge National Conservation Area, C-77 (Green Mountain), Black Ridge, and Red Canyon roads are closed to motorized and mechanical use December 1 to May 15, with all human use prohibited March 15 to May 15. Other BLM Uncompahgre Field Office closures include Dry Creek (Sandy Wash, Rim Road, Electric Hills) closed December 1 to March 31–April 15, and Burn Canyon closed December 1 to April 30. Some plateau roads can become impassable after heavy rain or snowstorms. Tabeguache and Roubideau drainages are managed as designated wilderness (no mechanized use). The Tabeguache Trail (142 miles, Montrose to Grand Junction, crossing the Uncompahgre Plateau) and approximately 201 total miles of trails with two formal trailheads provide non-motorized access throughout the unit. Private land concentrations exist in canyon bottoms and lowland valley floors along the western margin near the San Miguel River; some checkerboard private inholdings also occur.

Vegetation transitions sharply by elevation. Lower canyon zones (4,500–6,500 ft) support semi-arid cover: sagebrush, saltbrush, cottonwood and willow riparian corridors, and pinyon-juniper woodland. Foothills (6,500–7,500 ft) transition to mountain shrub communities — dense Gambel oak (oakbrush), serviceberry, and mountain mahogany — interspersed with ponderosa pine. The plateau mid-slopes and upper benches (7,500–8,800 ft) feature extensive aspen stands and mixed-conifer forest (ponderosa pine, lodgepole pine). The highest terrain on the plateau top (above 8,800 ft) supports spruce-fir forest with open meadows. The Tabeguache and Roubideau drainages contain designated wilderness corridors with no mechanized access. The diversity of habitat types — from canyon shrub to subalpine forest — is a defining characteristic of the unit and supports resident wildlife year-round.

Elk are the signature species, with the Uncompahgre Plateau Data Analysis Unit (E-20, comprising GMUs 61 and 62) supporting an estimated 9,000 elk (per CPW herd management plan secondary summary; exact plan revision year unconfirmed). The majority of elk use elevations above 8,000 feet during summer on the plateau; movement between units 61 and 62 is common throughout the year depending on snow depth. During drought years some elk have been documented remaining at lower elevations year-round. After hunting season, elk typically migrate back to higher plateau elevations when snowpack allows. The unit is managed entirely as a quality limited-license (draw-only) elk herd with all seasons limited. Mule deer are also abundant; the plateau and surrounding DAU supports an estimated 15,000 mule deer (same secondary source), with deer using mixed canyon shrub (oakbrush, sagebrush) and mid-elevation meadow habitats. Deer concentrate on lower slopes and canyon benches during winter and move to higher plateau elevations in spring and summer. Black bears inhabit the unit across the elevation gradient, using fruit-bearing shrubs (oakbrush, serviceberry) in late summer and fall. Mountain lions are present, associated with mule deer prey throughout the canyon and rim habitats. The unit also lies within the range of wild turkey. No moose, bighorn sheep, or pronghorn populations are documented within this unit.