Located in Southeastern Malheur County, this western extent of this COA includes High Peak and Battle Mountain; the eastern edge is found close to Louse Creek; its northern extent is approximately five miles north of Big Antelope Creek – before its confluence with the Owyhee River; and the southern border includes the upper reaches of Big Antelope Creek. The COA includes the Owyhee River Canyon Wilderness Study Area and the Upper West Little Owyhee Wilderness Study Area.
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 …
Sagebrush Habitats
Sagebrush habitats include all sagebrush steppe- and shrubland-dominated communities found east of the Cascade Mountains.
Species of Greatest Conservation Need
Western Burrowing Owl (Observed)
Athene cunicularia hypugaea
California Myotis (Modeled Habitat)
Myotis californicus
Ferruginous Hawk (Observed)
Buteo regalis
Great Basin Redband Trout (Documented)
Oncorhynchus mykiss newberrii
Greater Sage-Grouse (Observed)
Centrocercus urophasianus
Hoary Bat (Modeled Habitat)
Lasiurus cinereus
Long-billed Curlew (Modeled Habitat)
Numenius americanus
Long-legged Myotis (Observed)
Myotis volans
Pallid Bat (Modeled Habitat)
Antrozous pallidus
Pygmy Rabbit (Observed)
Brachylagus idahoensis
Silver-haired Bat (Modeled Habitat)
Lasionycteris noctivagans
Swainson’s Hawk (Observed)
Buteo swainsoni
Townsend’s Big-eared Bat (Modeled Habitat)
Corynorhinus townsendii
Western Toad (Modeled Habitat)
Anaxyrus boreas
White-tailed Jackrabbit (Observed)
Lepus townsendii
Willow Flycatcher (Observed)
Empidonax traillii