Leigh Creek

Bighorn National Forest · Wyoming · 19,180 acres · RoadlessArea Rule (2001)
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Observed Species (192)

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

(3)
Anticlea elegans
(3)
Campanula petiolata
Alfalfa (1)
Medicago sativa
Alpine Milkvetch (2)
Astragalus alpinus
Alpine Speedwell (1)
Veronica wormskjoldii
Alsike Clover (5)
Trifolium hybridum
American Beaver (1)
Castor canadensis
American Bistort (6)
Bistorta bistortoides
American Dipper (1)
Cinclus mexicanus
American Dog Tick (1)
Dermacentor variabilis
American Harebell (1)
Campanula rotundifolia
American Kestrel (1)
Falco sparverius
American Mistletoe (1)
Arceuthobium americanum
American Pasqueflower (11)
Pulsatilla nuttalliana
American Robin (2)
Turdus migratorius
American Three-toed Woodpecker (1)
Picoides dorsalis
Arrow-leaf Groundsel (1)
Senecio triangularis
Arrowleaf Balsamroot (8)
Balsamorhiza sagittata
Asian Forget-me-not (1)
Myosotis asiatica
Awnless Brome (2)
Bromus inermis
Barrow's Goldeneye (3)
Bucephala islandica
Beaked Sedge (1)
Carex utriculata
Bearberry (3)
Arctostaphylos uva-ursi
Big Sagebrush (2)
Artemisia tridentata
Black Medic (1)
Medicago lupulina
Blueleaf Cinquefoil (1)
Potentilla glaucophylla
Bonneville Shootingstar (1)
Primula conjugens
Box-elder (1)
Acer negundo
Branched Fleabane (1)
Erigeron allocotus
Brandegee's Jacob's-ladder (9)
Polemonium brandegeei
Brewer's Sparrow (3)
Spizella breweri
Brook Trout (1)
Salvelinus fontinalis
Brown Trout (1)
Salmo trutta
Bull Elephant's-head (4)
Pedicularis groenlandica
Canada Buffaloberry (1)
Shepherdia canadensis
Canada Violet (4)
Viola canadensis
Canadian Gooseberry (2)
Ribes oxyacanthoides
Canyon Wren (1)
Catherpes mexicanus
Cassin's Finch (1)
Haemorhous cassinii
Cespitose Rockmat (7)
Petrophytum caespitosum
Choke Cherry (4)
Prunus virginiana
Clark's Nutcracker (1)
Nucifraga columbiana
Clustered Leatherflower (7)
Clematis hirsutissima
Cock's-comb Cat's-eye (2)
Oreocarya glomerata
Common Hound's-tongue (5)
Cynoglossum officinale
Common Loon (1)
Gavia immer
Common Monkeyflower (1)
Erythranthe guttata
Common Raven (1)
Corvus corax
Common Shepherd's Purse (1)
Capsella bursa-pastoris
Common Yarrow (3)
Achillea millefolium
Cous-root Desert-parsley (1)
Lomatium cous
Cow-parsnip (3)
Heracleum maximum
Creeping Bellflower (2)
Campanula rapunculoides
Creeping Oregon-grape (9)
Berberis repens
Creeping Thistle (1)
Cirsium arvense
Curl-leaf Mountain-mahogany (5)
Cercocarpus ledifolius
Curly-cup Gumweed (1)
Grindelia squarrosa
Curve-beak Lousewort (2)
Pedicularis contorta
Cutleaf Anemone (1)
Anemone multifida
Dark-eyed Junco (12)
Junco hyemalis
Diamondleaf Saxifrage (1)
Micranthes rhomboidea
Douglas-fir (1)
Pseudotsuga menziesii
Drummond's Milkvetch (1)
Astragalus drummondii
Drummond's Thistle (3)
Cirsium scariosum
Dusky Grouse (5)
Dendragapus obscurus
Dwarf Mountain Fleabane (1)
Erigeron compositus
Engelmann Spruce (4)
Picea engelmannii
False Saxifrage (6)
Telesonix heucheriformis
Few-flowered Oatgrass (1)
Danthonia unispicata
Field Chickweed (3)
Cerastium arvense
Field Horsetail (2)
Equisetum arvense
Field Pennycress (1)
Thlaspi arvense
Fireweed (12)
Chamaenerion angustifolium
Fragile Fern (6)
Cystopteris fragilis
Garlic Mustard (1)
Alliaria petiolata
Graet Basin Indian-potato (1)
Lomatium linearifolium
Greater Sage-Grouse (1)
Centrocercus urophasianus
Green-tongue Liverwort (1)
Marchantia polymorpha
Ground Juniper (11)
Juniperus communis
Grouseberry (5)
Vaccinium scoparium
Gunnison's Mariposa Lily (13)
Calochortus gunnisonii
Hairy Valerian (1)
Valeriana edulis
Hare's-foot Point-vetch (1)
Oxytropis lagopus
Heartleaf Arnica (2)
Arnica cordifolia
Hispid goldenaster (3)
Heterotheca hispida
Hoary Tansy-aster (1)
Dieteria canescens
Hood's Phlox (2)
Phlox hoodii
Hood's Sedge (1)
Carex hoodii
Hooded Ladies'-tresses (1)
Spiranthes romanzoffiana
Lanceleaf Springbeauty (1)
Claytonia lanceolata
Lanceleaf Stonecrop (14)
Sedum lanceolatum
Large-bract Vervain (2)
Verbena bracteata
Lazuli Bunting (4)
Passerina amoena
Leafy-bracted Aster (1)
Symphyotrichum foliaceum
Least Chipmunk (2)
Neotamias minimus
Limber Pine (1)
Pinus flexilis
Lincoln's Sparrow (5)
Melospiza lincolnii
Linearleaf Phacelia (1)
Phacelia linearis
Lodgepole Pine (6)
Pinus contorta
Many-flowered Phlox (5)
Phlox multiflora
Meadow Goat's-beard (4)
Tragopogon dubius
Menzies' Catchfly (1)
Silene menziesii
Moose (22)
Alces alces
Mountain Bluebird (3)
Sialia currucoides
Mountain Chickadee (2)
Poecile gambeli
Mountain Maple (1)
Acer glabrum
Mule Deer (7)
Odocoileus hemionus
Narrowleaf Collomia (1)
Collomia linearis
Nodding Onion (1)
Allium cernuum
North American Red Squirrel (5)
Tamiasciurus hudsonicus
Northern Flicker (2)
Colaptes auratus
Northern Gentian (1)
Gentianella amarella
Northern Mule's-ears (1)
Wyethia amplexicaulis
Nuttall's Mariposa Lily (4)
Calochortus nuttallii
One-flower Kelseya (6)
Kelseya uniflora
One-sided Wintergreen (1)
Orthilia secunda
Orange Agoseris (1)
Agoseris aurantiaca
Panhandle Prickly-pear (2)
Opuntia polyacantha
Parry's Primrose (1)
Primula parryi
Parry's Townsend-daisy (2)
Townsendia parryi
Pearly Everlasting (1)
Anaphalis margaritacea
Pineapple-weed Chamomile (2)
Matricaria discoidea
Prairie-smoke (12)
Geum triflorum
Pronghorn (1)
Antilocapra americana
Purple Missionbells (3)
Fritillaria atropurpurea
Purpus' Sullivantia (3)
Sullivantia hapemanii
Quaking Aspen (4)
Populus tremuloides
Rainbow Trout or Steelhead (2)
Oncorhynchus mykiss
Rathke's Woodlouse (1)
Trachelipus rathkii
Red Baneberry (4)
Actaea rubra
Red Raspberry (2)
Rubus idaeus
Red-pod Stonecrop (2)
Rhodiola rhodantha
Red-tailed Hawk (1)
Buteo jamaicensis
Red-winged Blackbird (1)
Agelaius phoeniceus
Rhexia-leaf Indian-paintbrush (2)
Castilleja rhexiifolia
Richardson's Geranium (2)
Geranium richardsonii
Rocky Mountain Beardtongue (1)
Penstemon strictus
Rocky Mountain Cutbow (1)
Oncorhynchus mykiss × virginalis
Rocky Mountain Cutthroat Trout (1)
Oncorhynchus virginalis
Rocky Mountain Juniper (1)
Juniperus scopulorum
Rocky Mountainsnail (1)
Oreohelix strigosa
Rosy Pussytoes (6)
Antennaria rosea
Rough Horsetail (1)
Equisetum hyemale
Rough-fruit Mandarin (5)
Prosartes trachycarpa
Rubber Boa (1)
Charina bottae
Ruby-crowned Kinglet (1)
Corthylio calendula
Sagebrush Buttercup (2)
Ranunculus glaberrimus
Sand Violet (1)
Viola adunca
Savannah Sparrow (4)
Passerculus sandwichensis
Sharp-shinned Hawk (1)
Accipiter striatus
Short-stem Onion (6)
Allium brevistylum
Showy Green-gentian (4)
Frasera speciosa
Showy Milkweed (8)
Asclepias speciosa
Silverleaf Scorpionweed (1)
Phacelia hastata
Small Floating Mannagrass (1)
Glyceria borealis
Small-flower Blue-eyed Mary (1)
Collinsia parviflora
Smooth Beardtongue (3)
Penstemon glaber
Smooth Cliffbrake (2)
Pellaea glabella
Solomon's-plume (3)
Maianthemum racemosum
Spotted Coralroot (1)
Corallorhiza maculata
Spotted Sandpiper (2)
Actitis macularius
Spotted Towhee (1)
Pipilo maculatus
Spreading Dogbane (1)
Apocynum androsaemifolium
Sticky Geranium (10)
Geranium viscosissimum
Sticky-leaf Rabbitbrush (1)
Chrysothamnus viscidiflorus
Striped Coralroot (1)
Corallorhiza striata
Sulphur Cinquefoil (1)
Potentilla recta
Sulphur-flower Buckwheat (10)
Eriogonum umbellatum
Sweetclover (9)
Melilotus officinalis
Timber Milkvetch (1)
Astragalus miser
Tree Swallow (1)
Tachycineta bicolor
Turkey Vulture (1)
Cathartes aura
Umbellate Bastard Toad-flax (2)
Comandra umbellata
Vesper Sparrow (1)
Pooecetes gramineus
Virginia Strawberry (4)
Fragaria virginiana
Wax Currant (1)
Ribes cereum
Western Gromwell (5)
Lithospermum ruderale
Western Virgin's-bower (4)
Clematis ligusticifolia
Western Wood-Pewee (1)
Contopus sordidulus
White Clover (1)
Trifolium repens
White-crowned Sparrow (1)
Zonotrichia leucophrys
Wild Chives (4)
Allium schoenoprasum
Wolf Lichen (1)
Letharia vulpina
Wyeth's Lupine (2)
Lupinus wyethii
Wyoming Indian-paintbrush (5)
Castilleja linariifolia
Yellow Indian-paintbrush (3)
Castilleja flava
Yellow Missionbells (1)
Fritillaria pudica
Yellow Owl's-clover (1)
Orthocarpus luteus
Yellow-bellied Marmot (4)
Marmota flaviventris
Yellow-rumped Warbler (5)
Setophaga coronata
a fungus (1)
Irpex lacteus
northern white violet (1)
Viola minuscula
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
Suckley's Cuckoo Bumble Bee
Bombus suckleyiProposed Endangered
Other Species of Concern (13)

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

Bald Eagle
Haliaeetus leucocephalus
Bobolink
Dolichonyx oryzivorus
Broad-tailed Hummingbird
Selasphorus platycercus
Calliope Hummingbird
Selasphorus calliope
Cassin's Finch
Haemorhous cassinii
Evening Grosbeak
Coccothraustes vespertinus
Franklin's Gull
Leucophaeus pipixcan
Golden Eagle
Aquila chrysaetos
Lewis's Woodpecker
Melanerpes lewis
Olive-sided Flycatcher
Contopus cooperi
Pinyon Jay
Gymnorhinus cyanocephalus
Rufous Hummingbird
Selasphorus rufus
Williamson's Sapsucker
Sphyrapicus thyroideus nataliae
Migratory Birds of Conservation Concern (13)

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.

Bald Eagle
Haliaeetus leucocephalus
Bobolink
Dolichonyx oryzivorus
Broad-tailed Hummingbird
Selasphorus platycercus
Calliope Hummingbird
Selasphorus calliope
Cassin's Finch
Haemorhous cassinii
Evening Grosbeak
Coccothraustes vespertinus
Franklin's Gull
Leucophaeus pipixcan
Golden Eagle
Aquila chrysaetos
Lewis's Woodpecker
Melanerpes lewis
Olive-sided Flycatcher
Contopus cooperi
Pinyon Jay
Gymnorhinus cyanocephalus
Rufous Hummingbird
Selasphorus rufus
Williamson's Sapsucker
Sphyrapicus thyroideus
Vegetation (14)

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

Intermountain Mountain Sagebrush Steppe
Shrub / Shrubland · 2,052 ha
GNR26.4%
Central Rockies Douglas-fir Forest
Tree / Conifer · 1,886 ha
GNR24.3%
Rocky Mountain Lodgepole Pine Forest
Tree / Conifer · 1,217 ha
GNR15.7%
Northern Rockies Subalpine Grassland
Herb / Grassland · 675 ha
GNR8.7%
GNR6.0%
GNR5.7%
Great Basin Big Sagebrush Shrubland
Shrub / Shrubland · 207 ha
G32.7%
GNR2.7%
Rocky Mountain Subalpine Meadow
Herb / Grassland · 181 ha
GNR2.3%
Intermountain Mountain Mahogany Woodland
Shrub / Shrubland · 97 ha
GNR1.2%
Intermountain Semi-Desert Grassland
Herb / Grassland · 8 ha
G20.1%
G30.1%
G30.0%

Leigh Creek

Leigh Creek Roadless Area

Bighorn National Forest, Wyoming · 19,180 acres