Snake - Murphy

Humboldt-Toiyabe National Forest · Nevada · 27,064 acres · RoadlessArea Rule (2001)
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Description

The Snake - Murphy Inventoried Roadless Area encompasses 27,064 acres in the Humboldt-Toiyabe National Forest along the southern Snake Range of eastern Nevada. Its mountainous, montane terrain is cut by a sequence of named canyons — Minerva, Decathon, Lincoln, Swallow, Silver Chief, and West Fork — separated by the spine of Highland Ridge. The area sits in the headwaters of Murphy Wash within the Indian Springs Knolls-Murphy Wash watershed (HUC12 160600080107). Decathon Spring and ephemeral channels carry snowmelt down ravines, where most water disappears into alluvium before reaching any river — a defining pattern of Great Basin hydrology.

Vegetation sorts itself by elevation and aspect. The lower slopes support Great Basin Pinyon-Juniper Woodland of Single-leaf Pine (Pinus monophylla), Utah Juniper (Juniperus osteosperma), and Rocky Mountain Juniper (Juniperus scopulorum), with Wax Currant (Ribes cereum) and Greenleaf Manzanita (Arctostaphylos patula) below. Sheltered aspects carry Intermountain Mountain Mahogany Woodland of Curl-leaf Mountain-mahogany (Cercocarpus ledifolius). Mid-elevation benches give way to Intermountain Mountain Sagebrush Steppe with Sticky-leaf Rabbitbrush (Chrysothamnus viscidiflorus) and Green Mormon-tea (Ephedra viridis). Higher, Southern Rockies Mixed Conifer Forest of White Fir (Abies concolor), Douglas-fir (Pseudotsuga menziesii), and Engelmann Spruce (Picea engelmannii) frames Rocky Mountain Aspen Forest of Quaking Aspen (Populus tremuloides). On the highest ridges, Great Basin Subalpine Bristlecone Pine Woodland of Bristlecone Pine (Pinus longaeva) and Limber Pine (Pinus flexilis) clings to wind-scoured limestone.

Bighorn Sheep (Ovis canadensis) move through the broken upper canyons while Pronghorn (Antilocapra americana) and Mountain Cottontail (Sylvilagus nuttallii) range the sagebrush flats below. Pinyon Jay (Gymnorhinus cyanocephalus) caches piñon seeds across the lower woodland — a relationship that drives Single-leaf Pine recruitment — while Clark's Nutcracker (Nucifraga columbiana) plays the same role for Limber Pine and Bristlecone Pine higher up. Lewis's Woodpecker (Melanerpes lewis) and Hairy Woodpecker (Leuconotopicus villosus) work standing aspen snags. Broad-tailed Hummingbird (Selasphorus platycercus) probes Eaton's Firecracker (Penstemon eatonii) and Wyoming Indian-paintbrush (Castilleja linariifolia) in summer meadows. Golden Eagle (Aquila chrysaetos) hunts open ridgelines, and Loggerhead Shrike (Lanius ludovicianus), classified as near threatened, occupies shrub-steppe edges. In limestone caves the Great Basin Cave Pseudoscorpion (Microcreagris grandis), classified as critically imperiled, persists as part of a specialized subterranean fauna. Portions of this area fall within the potential range of several federally listed species; see the Conservation section for details.

A traveler entering through Murphy Wash leaves salt desert scrub for cool pinyon-juniper woodland where the air carries resin and the chuck of jays. Ascending Decathon or Minerva Canyon, walls steepen into pale carbonate cliffs and the path crosses the trickle of Decathon Spring, flagged by aspen and bog orchid. Silver Chief and Lincoln Canyons open into mountain mahogany and stands of aspen that turn gold by late September. Along Highland Ridge, bristlecones lean into prevailing winds while Clark's Nutcracker calls overhead and Bighorn Sheep traverse the talus. Descending West Fork Canyon, the visitor returns to sagebrush flats and the rasp of a Rock Wren on a sunlit boulder.

History

The mountains and washes that now form the Snake - Murphy Inventoried Roadless Area lie within ancestral territory of the Western Shoshone and Goshute peoples, who have used the eastern Great Basin since time immemorial. Archaeological evidence shows Native Americans have lived in the shadow of the South Snake Range since the end of the Pleistocene [1], and ethnographic records indicate that the ancestors of the Shoshone and Goshute have traditionally used the greater Great Basin region for countless generations and continued to use the area for subsistence and cultural purposes after they were forcibly removed [1]. In 1938, anthropologist Julian Steward documented more than a dozen Shoshone and Goshute village sites in Spring Valley west and north of the future Great Basin National Park, with additional sites in Snake Valley to the east [1]. The first recorded EuroAmerican party reached the South Snake Range in 1855 [1], decades after Jedediah Smith crossed nearby Sacramento Pass in June 1827 [1].

The mid-nineteenth century brought sustained Euro-American extraction. The 1859 discovery of the Comstock Lode produced $300 million of silver in its first twenty years and unleashed demand for timber, fuel, and grazing land across Nevada [2]. After the Comstock, the most significant mining activity in the latter half of the nineteenth century occurred in White Pine County, in and around Ely [2], where the 1868 silver strike at Treasure Hill drove a brief boom. Camps in the region were supplied with lumber from mills on the Snake and Mount Moriah ranges, with operations located along Williams, Strawberry, Snake, and Lexington creeks [2]. Tungsten mining followed: the metal was identified on the Snake Range in 1885, and in 1909 prospector Alfred Johnson filed an application for mining and power rights along the eastern slopes of the Snake Range in Snake Creek Canyon, White Pine County [3]. Johnson set up his tungsten mining operation, the Johnson Lake Mine, in 1912, recruiting miners from across the region [3], while John D. Tilford established the nearby Bonita Mine on lower Snake Creek [3]. Cattle and sheep grazing replaced mining as the dominant regional economy after ore production declined in the 1880s [2].

Federal stewardship of these mountains began with the Forest Reserve Act of 1891. Among Theodore Roosevelt's "midnight reserves," the Toiyabe Forest Reserve was created on March 1, 1907 [2]. President William Howard Taft established the Nevada National Forest by Presidential Proclamation 839 on February 10, 1909, with 556,072 acres [4][5]; Ely served as the supervisor's office when the forest was established [2]. The Nevada National Forest absorbed the Toiyabe in 1932 and on October 1, 1957 was itself divided between the Humboldt National Forest and a reinstated Toiyabe National Forest [4]. The Humboldt and Toiyabe National Forests were administratively combined in 1995 [4]. The 27,064-acre Snake - Murphy Inventoried Roadless Area is now managed under the 2001 Roadless Area Conservation Rule.

Conservation: Why Protection Matters

Vital Resources Protected

  • Headwater Catchment Function: The Snake - Murphy area sits at the headwaters of Murphy Wash within the Indian Springs Knolls-Murphy Wash watershed, with Decathon Spring as a perennial groundwater expression along the canyon system. Roadless conditions keep the upper drainage free of compacted surfaces and ditching, allowing snowmelt to infiltrate slowly through carbonate and alluvial substrates. In Great Basin landscapes, where most channels are ephemeral and disappear into alluvium, this slow recharge is what sustains seeps, springs, and downstream water for wildlife.

  • Climate Refugia in Subalpine Bristlecone Pine Woodland: Great Basin Subalpine Bristlecone Pine Woodland of Bristlecone Pine and Limber Pine occupies roughly ten percent of the area, growing on isolated, wind-scoured limestone above the surrounding valleys. These cool, high-elevation stands act as climate refugia for cold-adapted species, and the roadless condition keeps the vectors of white pine blister rust (Cronartium ribicola) away from a population the arid Great Basin climate has so far protected from infection.

  • Pinyon-Juniper Woodland Integrity: Great Basin Pinyon-Juniper Woodland covers more than half of the area, providing seed crop and nesting habitat for Pinyon Jay (under ESA review) and wintering cover for Bighorn Sheep and other ungulates. The unbroken canopy preserves the shrub-and-grass understory that supports a low-frequency, rocky-site fire regime. Where roads and invasive annual grasses have altered this regime elsewhere, the roadless state here keeps the natural pattern intact.

Potential Effects of Road Construction

  • Fragmentation of Pinyon-Juniper Woodland and Climate Refugia: Road construction on Snake Range ridgelines and canyons would sever the unbroken pinyon-juniper canopy and create disturbance corridors leading toward subalpine bristlecone stands. Fragmentation introduces edge effects — increased solar exposure, wind, and predator access — that reduce nest success for Pinyon Jay and Lewis's Woodpecker, and elevated human and livestock traffic raises the risk of carrying white pine blister rust spores into bristlecone and limber pine stands the area has so far escaped.

  • Sedimentation and Disruption of Murphy Wash Headwaters: Cut slopes, road surfaces, and culvert installations in headwater drainages mobilize fine sediment, scour ephemeral channels, and concentrate flows that would otherwise infiltrate slowly. Decathon Spring and Murphy Wash depend on diffuse, low-energy delivery of snowmelt; drainage from road prisms can re-grade channels permanently and shift water tables, drying riparian pockets that support Tall White Bog Orchid and the cave-obligate Great Basin Cave Pseudoscorpion.

  • Invasive Species and Altered Fire Regime: Road corridors are the primary pathway by which cheatgrass (Bromus tectorum) and other invasive annual grasses move into Great Basin pinyon-juniper, sagebrush steppe, and salt desert scrub communities. Once established, these grasses convert a low-frequency woodland fire regime into one of large, high-intensity fires that kill Single-leaf Pine, Utah Juniper, and Curl-leaf Mountain-mahogany faster than they regenerate, while also facilitating further weed invasion — a feedback that is difficult to reverse without sustained intervention.

Recreation & Activities

The Snake - Murphy Inventoried Roadless Area covers 27,064 acres on the southern Snake Range in eastern Nevada within the Humboldt-Toiyabe National Forest. There are no verified maintained trails, designated trailheads, or developed campgrounds inside the area; recreation here is dispersed and depends on cross-country travel up the named canyons — Minerva, West Fork, Decathon, Lincoln, Swallow, and Silver Chief — and along Highland Ridge. Visitors typically reach the area on foot from county roads in White Pine County or from access points associated with adjacent Great Basin National Park.

The mosaic of pinyon-juniper, mountain mahogany, sagebrush steppe, and aspen supports the species most pursued by Nevada big-game and small-game hunters. Bighorn Sheep (Ovis canadensis) range the broken upper canyons and rim country, and Pronghorn (Antilocapra americana) work the sagebrush flats below; both are managed under tag-limited Nevada Department of Wildlife units and require drawn tags. Dusky Grouse (Dendragapus obscurus) and Wild Turkey (Meleagris gallopavo) occupy aspen and mixed conifer stands at mid-elevation, while Mountain Cottontail (Sylvilagus nuttallii) and Black-tailed Jackrabbit (Lepus californicus) are common across the lower benches. All hunting requires current NDOW licenses, tags, and unit-specific season compliance.

The area sits inside the upland catchment of the Great Basin National Park birding circuit. Six eBird hotspots within 24 km report a combined list well over a hundred species, anchored by Great Basin NP—Snake Creek (128 species, 139 checklists) and the Bristlecone Pine/Glacier Trail (66 species, 98 checklists). Inside Snake - Murphy itself, pinyon-juniper specialists are the headline draw — Pinyon Jay (Gymnorhinus cyanocephalus), Bushtit (Psaltriparus minimus), and Mountain Chickadee (Poecile gambeli) — alongside Lewis's Woodpecker (Melanerpes lewis) and Hairy Woodpecker (Leuconotopicus villosus) in aspen snags. On open ridges, Loggerhead Shrike (Lanius ludovicianus), Western Meadowlark (Sturnella neglecta), and Black-throated Sparrow (Amphispiza bilineata) are reliable, and Golden Eagle (Aquila chrysaetos) rides thermals above Highland Ridge. Subalpine stands hold Clark's Nutcracker (Nucifraga columbiana) and Townsend's Solitaire (Myadestes townsendi).

Off-trail hiking and backpacking are the principal foot-based pursuits. Routes typically follow canyon bottoms — Decathon, Minerva, or Silver Chief — onto Highland Ridge, where Great Basin Subalpine Bristlecone Pine Woodland of Bristlecone Pine (Pinus longaeva) and Limber Pine (Pinus flexilis) on wind-scoured limestone is the regional centerpiece for landscape and tree photography. Quaking Aspen (Populus tremuloides) stands in Lincoln and Silver Chief Canyons turn gold by late September. There are no established water sources beyond Decathon Spring; trips require packing in water and observing dispersed Leave No Trace practices.

Because the area carries no constructed roads, motorized trails, or developed campgrounds, every supported activity here — backcountry hunting away from vehicle pressure, cross-country birding through unbroken pinyon-juniper canopy, off-trail navigation up the named canyons, and bristlecone-zone photography on Highland Ridge — depends on the roadless condition. Road construction would convert dispersed walk-in recreation into vehicle-accessed use, fragment hunting units, and introduce noise and dust into the same drainages that currently support quiet stalk hunting and birding by ear.

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Observed Species (144)

Species with confirmed research-grade observation records from iNaturalist community science data.

(1)
Idagona lehmanensis
(1)
Nevadesmus ophimontis
American Ermine (1)
Mustela richardsonii
Arizona Thistle (1)
Cirsium arizonicum
Arrowleaf Balsamroot (1)
Balsamorhiza sagittata
Ball-head Standing-cypress (1)
Ipomopsis congesta
Bighorn Sheep (2)
Ovis canadensis
Black-tailed Jackrabbit (1)
Lepus californicus
Black-throated Sparrow (1)
Amphispiza bilineata
Boreal Sweet-vetch (1)
Hedysarum boreale
Brewer's Cliffbrake (3)
Pellaea breweri
Bristlecone Pine (140)
Pinus longaeva
Broad-keel Milkvetch (1)
Astragalus platytropis
Bushtit (1)
Psaltriparus minimus
Cespitose Rockmat (3)
Petrophytum caespitosum
Chambers' Twinpod (1)
Physaria chambersii
Choke Cherry (3)
Prunus virginiana
Clark's Nutcracker (1)
Nucifraga columbiana
Common Blue-mustard (2)
Chorispora tenella
Common Mullein (1)
Verbascum thapsus
Common Sagebrush Lizard (2)
Sceloporus graciosus
Creeping Oregon-grape (2)
Berberis repens
Curl-leaf Mountain-mahogany (4)
Cercocarpus ledifolius
Curveseed Butterwort (1)
Ceratocephala testiculata
Desert-sweet (8)
Chamaebatiaria millefolium
Dog Vomit Slime Mold (1)
Fuligo septica
Douglas-fir (17)
Pseudotsuga menziesii
Dragon Wormwood (1)
Artemisia dracunculus
Dusky Grouse (1)
Dendragapus obscurus
Dwarf Lousewort (2)
Pedicularis centranthera
Dwarf Sand-verbena (1)
Abronia elliptica
Early Coralroot (2)
Corallorhiza trifida
Eastern Warbling-Vireo (2)
Vireo gilvus
Eaton's Firecracker (5)
Penstemon eatonii
Engelmann Spruce (1)
Picea engelmannii
Fendler's Whitethorn (1)
Ceanothus fendleri
Fireweed (1)
Chamaenerion angustifolium
Golden Eagle (1)
Aquila chrysaetos
Gophersnake (3)
Pituophis catenifer
Grassy Rock-goldenrod (1)
Petradoria pumila
Gray Horsebrush (1)
Tetradymia canescens
Grayleaf Phlox (1)
Phlox griseola
Great Basin Spadefoot (1)
Spea intermontana
Great Blue Heron (1)
Ardea herodias
Great Horned Owl (1)
Bubo virginianus
Green Mormon-tea (4)
Ephedra viridis
Green-tongue Liverwort (1)
Marchantia polymorpha
Greenleaf Manzanita (7)
Arctostaphylos patula
Ground Juniper (3)
Juniperus communis
Hairy Woodpecker (1)
Leuconotopicus villosus
Hoary Tansy-aster (1)
Dieteria canescens
Hollyleaf Clover (1)
Trifolium gymnocarpon
Holmgren's Buckwheat (6)
Eriogonum holmgrenii
Howard's Evening-primrose (1)
Oenothera howardii
Johnston's Stickseed (1)
Hackelia patens
Large-flower Collomia (3)
Collomia grandiflora
Lark Sparrow (2)
Chondestes grammacus
Limber Pine (15)
Pinus flexilis
Lobeleaf Groundsel (1)
Packera multilobata
Loggerhead Shrike (1)
Lanius ludovicianus
Longleaf Phlox (1)
Phlox longifolia
Martin's Ceanothus (2)
Ceanothus martini
Meadow Goat's-beard (1)
Tragopogon dubius
Mound Hedgehog Cactus (1)
Echinocereus triglochidiatus
Mountain Chickadee (1)
Poecile gambeli
Mountain Cottontail (1)
Sylvilagus nuttallii
Mountain Maple (2)
Acer glabrum
Mountain Snowberry (2)
Symphoricarpos rotundifolius
Mourning Dove (1)
Zenaida macroura
Naked-stem Desert-parsley (1)
Lomatium nudicaule
Needle-and-Thread (1)
Hesperostipa comata
Nevada Primrose (23)
Primula nevadensis
Newberry's Milkvetch (1)
Astragalus newberryi
Northern House Wren (1)
Troglodytes aedon
Northern Leopard Frog (1)
Lithobates pipiens
Northern Yellow Warbler (1)
Setophaga aestiva
Nuttall's Mariposa Lily (4)
Calochortus nuttallii
Oceanspray (3)
Holodiscus discolor
One-sided Wintergreen (1)
Orthilia secunda
Oval-leaf Buckwheat (1)
Eriogonum ovalifolium
Panhandle Prickly-pear (5)
Opuntia polyacantha
Parry's Primrose (1)
Primula parryi
Patis Onion (1)
Allium bisceptrum
Pin Clover (1)
Erodium cicutarium
Pink Alumroot (3)
Heuchera rubescens
Prairie Flax (1)
Linum lewisii
Pronghorn (1)
Antilocapra americana
Purple Missionbells (3)
Fritillaria atropurpurea
Pursh's Milkvetch (1)
Astragalus purshii
Quaking Aspen (12)
Populus tremuloides
Quick Gloss Snail (1)
Zonitoides arboreus
Raccoon (1)
Procyon lotor
Red Fox (1)
Vulpes vulpes
Redroot Buckwheat (1)
Eriogonum racemosum
Rock Wren (2)
Salpinctes obsoletus
Rocky Mountain Column (1)
Pupilla blandii
Rocky Mountain Cutthroat Trout (1)
Oncorhynchus virginalis
Rocky Mountain Juniper (8)
Juniperus scopulorum
Rocky Mountainsnail (1)
Oreohelix strigosa
Rough Horsetail (1)
Equisetum hyemale
Rough Indian-paintbrush (1)
Castilleja scabrida
Round-spike Cat's-eye (1)
Oreocarya humilis
Sandhill Crane (1)
Antigone canadensis
Searls' Prairie-clover (1)
Dalea searlsiae
Showy Green-gentian (1)
Frasera speciosa
Single-leaf Pine (4)
Pinus monophylla
Slender Buckwheat (1)
Eriogonum microtheca
Slender Lipfern (2)
Myriopteris gracilis
Slender-trumpet Standing-cypress (1)
Ipomopsis tenuituba
Smooth Scouring-rush (1)
Equisetum laevigatum
Spinystar (3)
Escobaria vivipara
Spotted Towhee (1)
Pipilo maculatus
Starflower Solomon's-plume (2)
Maianthemum stellatum
Sticky False Starwort (1)
Pseudostellaria jamesiana
Sticky-leaf Rabbitbrush (1)
Chrysothamnus viscidiflorus
Sulphur-flower Buckwheat (1)
Eriogonum umbellatum
Tall White Bog Orchid (3)
Platanthera dilatata
Terrestrial Gartersnake (1)
Thamnophis elegans
Thickleaf Beardtongue (3)
Penstemon pachyphyllus
Thorny Wire-lettuce (1)
Pleiacanthus spinosus
Townsend's Solitaire (1)
Myadestes townsendi
Umbellate Bastard Toad-flax (2)
Comandra umbellata
Utah Juniper (1)
Juniperus osteosperma
Wax Currant (1)
Ribes cereum
Waxflower (12)
Jamesia tetrapetala
Weak-stem Mariposa Lily (1)
Calochortus flexuosus
Weak-stem Stonecrop (1)
Sedum debile
Western Columbine (3)
Aquilegia formosa
Western Fence Lizard (4)
Sceloporus occidentalis
Western Meadowlark (1)
Sturnella neglecta
White Clover (1)
Trifolium repens
White Fir (15)
Abies concolor
White Sagebrush (1)
Artemisia ludoviciana
White-breasted Nuthatch (1)
Sitta carolinensis
White-crowned Sparrow (1)
Zonotrichia leucophrys
White-margined Gentian (3)
Frasera albomarginata
Wild Crabapple (4)
Peraphyllum ramosissimum
Wild Turkey (2)
Meleagris gallopavo
Woods' Rose (1)
Rosa woodsii
Wyoming Indian-paintbrush (4)
Castilleja linariifolia
a cave obligate harvestman (4)
Sclerobunus ungulatus
a cave obligate pseudoscorpion (3)
Microcreagris grandis
a fungus (1)
Puccinia monoica
Federally Listed Species (3)

Species identified by the U.S. Fish and Wildlife Service as potentially occurring within this area based on range and habitat data. These designations do not indicate confirmed presence — they identify habitat where agency actions may require consultation under the Endangered Species Act.

Pahrump Poolfish
Empetrichthys latosEndangered
Monarch
Danaus plexippusProposed Threatened
Suckley's Cuckoo Bumble Bee
Bombus suckleyiProposed Endangered
Other Species of Concern (3)

Species identified by the U.S. Fish and Wildlife Service as potentially occurring based on range and habitat data.

Broad-tailed Hummingbird
Selasphorus platycercus
Lewis's Woodpecker
Melanerpes lewis
Pinyon Jay
Gymnorhinus cyanocephalus
Migratory Birds of Conservation Concern (3)

Birds of conservation concern identified by the U.S. Fish and Wildlife Service as potentially occurring based on range data. These species may warrant additional consideration under the Migratory Bird Treaty Act.

Broad-tailed Hummingbird
Selasphorus platycercus
Lewis's Woodpecker
Melanerpes lewis
Pinyon Jay
Gymnorhinus cyanocephalus
Vegetation (14)

Composition from LANDFIRE 2024 EVT spatial analysis. Ecosystems classified per NatureServe Terrestrial Ecological Systems.

Great Basin Pinyon-Juniper Woodland
Tree / Conifer · 5,940 ha
GNR54.2%
Intermountain Mountain Mahogany Woodland
Tree / Conifer · 1,348 ha
GNR12.3%
G49.7%
Southern Rockies Mixed Conifer Forest
Tree / Conifer · 968 ha
GNR8.8%
Great Basin Dry Sagebrush Shrubland
Shrub / Shrubland · 398 ha
GNR3.6%
Intermountain Mountain Sagebrush Steppe
Shrub / Shrubland · 338 ha
GNR3.1%
Intermountain Aspen and Conifer Forest
Tree / Conifer-Hardwood · 173 ha
G41.6%
Great Basin Semi-Desert Chaparral
Shrub / Shrubland · 152 ha
GNR1.4%
Rocky Mountain Alpine Bedrock and Scree
Sparse / Sparsely Vegetated · 141 ha
1.3%
Rocky Mountain Cliff Canyon and Massive Bedrock
Sparse / Sparsely Vegetated · 129 ha
1.2%
GNR0.8%
GNR0.7%
Rocky Mountain Foothill Shrubland
Shrub / Shrubland · 25 ha
G30.2%
Great Basin Big Sagebrush Shrubland
Shrub / Shrubland · 22 ha
G30.2%

Snake - Murphy

Snake - Murphy Roadless Area

Humboldt-Toiyabe National Forest, Nevada · 27,064 acres