![Photo is needed for this Strategy feature.](/media/PhotoRequest-for-OCS-COA.jpg)
At the border of Grant and Harney County, area encompasses important sections of Rattlesnake Creek and Calamity Creek, immediately adjacent to the Silvies River COA
COA ID: 181
Ecoregions
![Lower Grande Ronde](/media/COA_158_Lower-Grande-Ronde_Keith-Kohl_ODFW-e1449164887753-255x185.jpg)
Blue Mountains
Located in NE Oregon, the Blue Mountains ecoregion is the largest ecoregion in the state. It provides a diverse complex of mountain ranges, valleys, and plateaus that extend beyond Oregon into the states of Idaho and Washington.
![Trout Creek Mountains](/media/COA_204_Trout-Creek-Mountains_Rodney-Klus_ODFW-e1450250469727-255x185.jpg)
Northern Basin and Range
The Northern Basin and Range ecoregion covers the very large southeastern portion of the state, from Burns south to the Nevada border and from the Christmas Valley east to Idaho. It is largely a high elevation desert-like area dominated by sagebrush communities and habitats.
Strategy Habitats
![Example of the Aspen Woodlands Strategy Habitat, within Fremont-Winema National Forest, Oregon](/media/Aspen-Woodland_USFS-e1450134621200-255x185.jpg)
Aspen Woodlands
Aspen woodlands are woodland or forest communities, dominated by aspen trees with a forb, grass, or shrub understory. Aspen woodlands can also occur within conifer forests.
![Grassland Strategy Habitat](/media/Grasslands_West-Eugene-Wetlands-e1450248034479-255x185.jpg)
Grasslands
Grasslands include a variety of upland grass-dominated habitats, such as upland prairies, coastal bluffs, and montane grasslands.
![Ponderosa Pine Woodlands Strategy Habitat, within the Ochoco National Forest, in Oregon.](/media/Ponderosa-Pine-Woodland_USFS-e1449604613913-255x185.jpg)
Ponderosa Pine Woodlands
Ponderosa pine woodlands are dominated by ponderosa pine, but may also have lodgepole pine, western juniper, aspen, western larch, grand fir, Douglas-fir, mountain mahogany, incense cedar, sugar pine, or white fir, depending on ecoregion and site conditions. Their understories are variable combinations of shrubs, herbaceous plants, and grasses.
![](/media/COA_004_Necanicum-River_Herman-Biederbeck-ODFW-2-247x185.jpg)
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](/media/Sagebrush-Habitats_Martyne-Reesman-ODFW-e1450249460331-255x185.jpg)
Sagebrush Habitats
Sagebrush habitats include all sagebrush steppe- and shrubland-dominated communities found east of the Cascade Mountains.
![Ducks on a wetland in Ladd Marsh Wildlife Area, Oregon](/media/Wetland_Cathy-Nowak_ODFW-e1449605097558-255x185.jpg)
Wetlands
Wetlands are covered with water during all or part of the year. Permanently wet habitats include backwater sloughs, oxbow lakes, and marshes, while seasonally wet habitats include seasonal ponds, vernal pools, and wet prairies.
Strategy Species
![](/media/American-pika_Keith-Kohl_460-255x185.jpg)
American Pika (Modeled Habitat)
Ochotona princeps
![](/media/American_three_toed_woodpecker_David_A_460-255x185.jpg)
American Three-toed Woodpecker (Observed)
Picoides dorsalis
![](/media/Black-backed-woodpecker_USFWS_460-255x185.jpg)
Black-backed Woodpecker (Observed)
Picoides arcticus
![](/media/bobolink-USFWS-S-Maslowski-high_460-255x185.jpg)
Bobolink (Modeled Habitat)
Dolichonyx oryzivorus
![](/media/Burrowing-Owl_USFWS_460-255x185.jpg)
Burrowing Owl (Modeled Habitat)
Athene cunicularia hypugaea
![California Myotis on tree](/media/California-myotis-Michael-Durham-255x170.jpg)
California Myotis (Modeled Habitat)
Myotis californicus
![](/media/Columbia-Spotted-Frog-Adult_USGS_460-255x185.jpg)
Columbia Spotted Frog (Observed)
Rana luteiventris
![Columbian Sharp-tailed Grouse](/media/Columbian_Sharp_tailed_grouse_Bryant_Olsen_flickr_980-255x185.jpg)
Columbian Sharp-tailed Grouse (Observed)
Tympanuchus phasianellus columbianus
![](/media/Ferruginous-hawk_USFWS_460-255x185.jpg)
Ferruginous Hawk (Modeled Habitat)
Buteo regalis
![](/media/Flamulated-Owl_munsel_odfw_460-255x185.jpg)
Flammulated Owl (Observed)
Psiloscops flammeolus
![](/media/Fringed-Bat-Michael-Durham-255x170.jpg)
Fringed Myotis (Modeled Habitat)
Myotis thysanodes
![](/media/Oregon-Basin-Redband-Trout_Terry-Smith-USFS-Fremont-Winema-National-Forest_460-255x185.jpg)
Great Basin Redband Trout (Documented)
Oncorhynchus mykiss newberrii
![](/media/Great_gray_owl_Jim_Richmond_flickr_460-255x185.jpg)
Great Gray Owl (Observed)
Strix nebulosa
![Greater Sage-Grouse](/media/Greater-Sage-Grouse_Jeannie-Stafford_USFWS_980-255x185.jpg)
Greater Sage-Grouse (Observed)
Centrocercus urophasianus
![](/media/Hoary-bat_Wikemedia_460-255x185.jpg)
Hoary Bat (Modeled Habitat)
Lasiurus cinereus
![](/media/Lewis-Woodpecker_Dave-Herr_NPS_460-255x185.jpg)
Lewis’s Woodpecker (Observed)
Melanerpes lewis
![](/media/Loggerhead_shrike_Keith_Kohl_460-255x185.jpg)
Loggerhead Shrike (Observed)
Lanius ludovicianus
![](/media/Long-billed-cerlew_IE-Flickr_Dave-Budeau_460-255x185.jpg)
Long-billed Curlew (Observed)
Numenius americanus
![](/media/long-legged-Myotis-Michael-Durham-255x170.jpg)
Long-legged Myotis (Modeled Habitat)
Myotis volans
![](/media/Olive-sided-Flycatcher_Dennis-Garrison_USFS_460-255x185.jpg)
Olive-sided Flycatcher (Observed)
Contopus cooperi
![](/media/pallid-bat-Michael-Durham-255x170.jpg)
Pallid Bat (Modeled Habitat)
Antrozous pallidus
![Pileated Woodpecker](/media/Pileated-Woodpecker_Keith-Kohl_980-255x185.jpg)
Pileated Woodpecker (Observed)
Dryocopus pileatus
![](/media/Silver-haired-bat_Roger-Rodriguez-255x185.jpg)
Silver-haired Bat (Modeled Habitat)
Lasionycteris noctivagans
![](/media/Swainsons-Hawk_Tom-Koerner_USFWS_460-255x185.jpg)
Swainson’s Hawk (Observed)
Buteo swainsoni
![](/media/Upland_sandpiper_USFWS_460-255x185.jpg)
Upland Sandpiper (Modeled Habitat)
Bartramia longicauda
![](/media/Western-toad_460-255x185.jpg)
Western Toad (Modeled Habitat)
Anaxyrus boreas
![](/media/WH-Woodpecker-female_Simon-Wray_460-255x185.jpg)
White-headed Woodpecker (Observed)
Picoides albolarvatus