Duck Creek

Thunder Basin National Grassland · Wyoming · 12,343 acres · RoadlessArea Rule (2001)
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Observed Species (2)

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

Creeping Oregon-grape (1)
Berberis repens
Gophersnake (1)
Pituophis catenifer
Federally Listed Species (4)

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
Regal Fritillary
Argynnis idalia occidentalisProposed Threatened
Suckley's Cuckoo Bumble Bee
Bombus suckleyiProposed Endangered
Ute Ladies'-tresses
Spiranthes diluvialisT, PDL
Other Species of Concern (2)

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

Lark Bunting
Calamospiza melanocorys
Western Grasshopper Sparrow
Ammodramus savannarum perpallidus
Migratory Birds of Conservation Concern (2)

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.

Grasshopper Sparrow
Ammodramus savannarum
Lark Bunting
Calamospiza melanocorys
Vegetation (4)

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

Northern Great Plains Mixed Grass Prairie
Herb / Grassland · 3,718 ha
GNR74.4%
Great Basin Big Sagebrush Steppe
Shrub / Shrubland · 566 ha
GNR11.3%
GNR10.5%
2.1%

Duck Creek

Duck Creek Roadless Area

Thunder Basin National Grassland, Wyoming · 12,343 acres