This rugged COA begins in Harney County near the confluence of Crane Creek and the South Fork Malheur River. Moving north east, the COA crosses into Malheur County and wraps around Swamp Creek Buttes. Continuing north towards Juntura, it then follows an eastward line (south of US Highway 20) towards Namorf. Finally, the COA heads south and east ending in the area between Freezeout Mountain and Sourdough Mountain.
Ecoregions
Key Habitats
Natural Lakes
Natural lakes are relatively large bodies of freshwater surrounded by land that were formed through geological processes, such as glacial scouring, tectonic movements, volcanic activity and river meander cutoffs. In Oregon, natural lakes are defined as standing water bodies larger than 20 acres, including some seasonal lakes. Depth is not a reference for characterization of …
Flowing Water and Riparian Habitats
Flowing Water and Riparian Habitats include all naturally occurring flowing freshwater streams and rivers throughout Oregon as well as the adjacent riparian habitat.
Sagebrush Habitats
Sagebrush habitats include all sagebrush steppe- and shrubland-dominated communities found east of the Cascade Mountains.
Species of Greatest Conservation Need
Black-necked Stilt (Modeled Habitat)
Himantopus mexicanus
Bobolink (Modeled Habitat)
Dolichonyx oryzivorus
Western Burrowing Owl (Observed)
Athene cunicularia hypugaea
California Myotis (Observed)
Myotis californicus
Columbia Spotted Frog (Observed)
Rana luteiventris
Ferruginous Hawk (Observed)
Buteo regalis
Golden buckwheat (Observed)
Eriogonum chrysops
Great Basin Redband Trout (Documented)
Oncorhynchus mykiss newberrii
Greater Sage-Grouse (Observed)
Centrocercus urophasianus
Hoary Bat (Observed)
Lasiurus cinereus
Long-billed Curlew (Observed)
Numenius americanus
Long-legged Myotis (Observed)
Myotis volans
Mountain Quail (Observed)
Oreortyx pictus
Pallid Bat (Observed)
Antrozous pallidus
Pygmy Rabbit (Observed)
Brachylagus idahoensis
Silver-haired Bat (Observed)
Lasionycteris noctivagans
Snowy Egret (Modeled Habitat)
Egretta thula brewsteri
Sterile milkvetch (Observed)
Astragalus sterilis
Swainson’s Hawk (Observed)
Buteo swainsoni
Townsend’s Big-eared Bat (Modeled Habitat)
Corynorhinus townsendii
Western Toad (Observed)
Anaxyrus boreas
Willow Flycatcher (Observed)
Empidonax traillii