Northumberland

Humboldt-Toiyabe National Forest · Nevada · 22,464 acres · RoadlessArea Rule (2001)
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Observed Species (12)

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

Ass (1)
Equus asinus
Ball-head Standing-cypress (1)
Ipomopsis congesta
Black-throated Sparrow (1)
Amphispiza bilineata
Chambers' Twinpod (1)
Physaria chambersii
Dwarf Lousewort (1)
Pedicularis centranthera
Horse (1)
Equus caballus
King's Bird's-beak (3)
Cordylanthus kingii
Limber Pine (1)
Pinus flexilis
Matted Buckwheat (1)
Eriogonum caespitosum
Panhandle Prickly-pear (1)
Opuntia polyacantha
Simpson's Hedgehog Cactus (2)
Pediocactus simpsonii
Thorny Wire-lettuce (1)
Pleiacanthus spinosus
Federally Listed Species (2)

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.

Monarch
Danaus plexippusProposed Threatened
Yellow-billed Cuckoo
Coccyzus americanus
Other Species of Concern (7)

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

Broad-tailed Hummingbird
Selasphorus platycercus
Cassin's Finch
Haemorhous cassinii
Golden Eagle
Aquila chrysaetos
Northern Harrier
Circus hudsonius
Pinyon Jay
Gymnorhinus cyanocephalus
Sage Thrasher
Oreoscoptes montanus
Virginia's Warbler
Leiothlypis virginiae
Migratory Birds of Conservation Concern (5)

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
Cassin's Finch
Haemorhous cassinii
Golden Eagle
Aquila chrysaetos
Pinyon Jay
Gymnorhinus cyanocephalus
Sage Thrasher
Oreoscoptes montanus
Vegetation (11)

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

Great Basin Dry Sagebrush Shrubland
Shrub / Shrubland · 3,441 ha
GNR37.9%
Great Basin Pinyon-Juniper Woodland
Tree / Conifer · 2,164 ha
GNR23.8%
Intermountain Mountain Sagebrush Steppe
Shrub / Shrubland · 1,506 ha
GNR16.6%
Great Basin Semi-Desert Chaparral
Shrub / Shrubland · 721 ha
GNR7.9%
Great Basin Big Sagebrush Shrubland
Shrub / Shrubland · 515 ha
G35.7%
Intermountain Semi-Desert Shrub-Steppe
Shrub / Shrubland · 248 ha
GNR2.7%
GNR2.5%
Intermountain Salt Desert Scrub
Shrub / Shrubland · 100 ha
GNR1.1%
Inter-Mountain Basins Cliff and Canyon
Sparse / Sparsely Vegetated · 74 ha
0.8%
Rocky Mountain Foothill Shrubland
Shrub / Shrubland · 57 ha
G30.6%
Intermountain Semi-Desert Grassland
Herb / Grassland · 1 ha
G20.0%

Northumberland

Northumberland Roadless Area

Humboldt-Toiyabe National Forest, Nevada · 22,464 acres