This is a list of species of fauna (animals) that have been observed in the
U.S. state
In the United States, a state is a constituent political entity, of which there are 50. Bound together in a political union, each state holds governmental jurisdiction over a separate and defined geographic territory where it shares its sover ...
of
Oregon
Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...
.
Amphibians
Caudata
*
Oregon slender salamander
The Oregon slender salamander (''Batrachoseps wrighti'') is a species of salamander in the family Plethodontidae from the Northwestern United States.
Distribution
The Oregon slender salamander is endemic to north-central Oregon, found particular ...
Reptiles
Serpentes
*
California mountain kingsnake
The California mountain kingsnake (''Lampropeltis zonata'') is a species of nonvenomous colubrid snake that is endemic to North America. It is a coral snake mimic, having a similar pattern consisting of red, black, and yellow on its body, but the ...
- Native to Oregon
*
Common garter snake
The common garter snake (''Thamnophis sirtalis'') is a species of thamnophis snake, in the natricine subfamily, which is indigenous to North America and found widely across the continent. Most common garter snakes have a pattern of yellow strip ...
- Native to Oregon.
*
Common kingsnake
''Lampropeltis getula'', commonly known as the eastern kingsnake,Roger Conant (herpetologist), Conant R (1975). ''A Field Guide to Reptiles and Amphibians of Eastern and Central North America, Second Edition''. (First published in 1958). Boston: ...
Native to Oregon
*
Gopher snake
''Pituophis'' is a genus of nonvenomous colubrid snakes, commonly referred to as gopher snakes, pine snakes, and bullsnakes, which are endemic to North America.
Geographic range
Species and subspecies within the genus ''Pituophis'' are found ...
- Native to Oregon
* Ground snake - Owyhee River
*
Night snake
The night snake (''Hypsiglena torquata'') is a species of rear-fanged colubrid. It is found from British Columbia, Canada through the western United States to Mexico.
Subspecies previously recognized within ''H. torquata''
*'' Hypsiglena torq ...
Pacific rattlesnake
''Crotalus oreganus'', commonly known as the (northern) Pacific rattlesnake, Wright AH, Wright AA. 1957. Handbook of Snakes. Comstock Publishing Associates. (7th printing, 1985). 1105 pp. . is a venomous pit viper species found in western North ...
Ringneck snake
''Diadophis punctatus'', commonly known as the ring-necked snake or ringneck snake, is a harmless species of colubrid snake found throughout much of the United States, central Mexico, and south-eastern Canada. Ring-necked snakes are secretive, no ...
- Native to Oregon
*
Rubber boa
The rubber boa (''Charina bottae'') is a species of snake in the family Boidae and is native to North America. It is sometimes known as the coastal rubber boa or the northern rubber boa and is not to be confused with the southern rubber boa (''C ...
Striped whipsnake
The striped whipsnake (''Masticophis taeniatus'') is a species of nonvenomous snake in the family Colubridae. It is closely related to the California whipsnake ('' Masticophis lateralis''). The striped whipsnake is native to the western United St ...
- Native to Oregon
*
Western rattlesnake Western rattlesnake may refer to:
* ''Crotalus oreganus'', a venomous pitviper species found in North America in the western United States, parts of British Columbia and northwestern Mexico
* ''Crotalus viridis
''Crotalus viridis'' (Common name ...
- Found in Eastern Oregon
*
Western terrestrial garter snake
The western terrestrial garter snake (''Thamnophis elegans'') is a western North American species of colubrid snake. At least five subspecies are currently recognized.
Description
Most western terrestrial garter snakes have a yellow, light orang ...
- Native to Oregon
Testudines
*
Snapping turtle
The Chelydridae is a family of turtles that has seven extinct and two extant genera. The extant genera are the snapping turtles, ''Chelydra'' and '' Macrochelys''. Both are endemic to the Western Hemisphere. The extinct genera are '' Acherontem ...
- Introduced into Oregon.
*
Western painted turtle
The painted turtle (''Chrysemys picta'') is the most widespread native turtle of North America. It lives in slow-moving fresh waters, from southern Canada to northern Mexico, and from the Atlantic to the Pacific. They have been shown to prefer l ...
- Native to Oregon.
Annelids
Haplotaxida
*
Oregon giant earthworm
The Oregon giant earthworm (''Driloleirus macelfreshi'') is one of the largest earthworms found in North America, growing to more than three feet (0.91 m) in length. First described in 1937, the species is not common. Since its discovery, specime ...
Branchinecta lynchi
The vernal pool fairy shrimp, ''Branchinecta lynchi'', is a species of freshwater crustacean in the family Branchinectidae. It is endemic to the U.S. states of Oregon and California, living in vernal pools as well as non-vernal pool habitat. T ...
- Also in California.
*
Lepidurus packardi
''Lepidurus packardi'', known by the common name vernal pool tadpole shrimp, is a rare species of tadpole shrimp (Notostraca).
Distribution
The freshwater crustacean is endemic to California, where it lives in the endangered vernal pool type of ...
- Mostly Californian, but found in
Jackson County, Oregon
Jackson County is one of the Oregon counties, 36 counties in the U.S. state of Oregon. As of the 2020 United States census, 2020 census, the population was 223,259. The county seat is Medford, Oregon, Medford. The county Oregon Geographic Names, ...
as well.
Fish
Cypriniformes
*
Warner sucker
The Warner sucker (''Catostomus warnerensis'') is a rare species of freshwater ray-finned fish in the family Catostomidae. Native to Oregon in the United States and found only in the Warner Lakes, Warner Basin, its distribution extends just into ...
- Also in California, Arizona, and Nevada.
*
Shortnose sucker
The shortnose sucker (''Chasmistes brevirostris'') is a rare species of fish in the family Catostomidae, the suckers. This fish is native to southern Oregon and northern California in the United States. It is a federally listed endangered species ...
- Also in California.
*
Lost River sucker
The Lost River sucker (''Deltistes luxatus'') is a species of ray-finned fish in the family Catostomidae. It is the only living member of the genus ''Deltistes''. It is found only in California and Oregon. Its population is much reduced from hist ...
- Also in California.
*
Modoc sucker
The Modoc sucker (''Catostomus microps'') is a rare species of freshwater fish native to northern California and southern Oregon. It grows to a length of about and becomes sexually mature at . It feeds on algae, small invertebrates and detritus, ...
- Also in California.
Acipenseriformes
*
Green sturgeon
The green sturgeon (''Acipenser medirostris'') is a species of sturgeon native to the northern Pacific Ocean, from China and Russia to Canada and the United States.
Description
Sturgeons are among the largest and most ancient of ray finn ...
- Rogue River in Oregon.
*
White sturgeon
White sturgeon (''Acipenser transmontanus'') is a species of sturgeon in the family Acipenseridae of the order Acipenseriformes. They are an anadromous fish species ranging in the Eastern Pacific; from the Gulf of Alaska to Monterey, Californ ...
- Umpqua River in Oregon.
Lamniformes
*
Common thresher
The common thresher (''Alopias vulpinus''), also known as Atlantic thresher, is the largest species of thresher shark, family Alopiidae, reaching some in length. About half of its length consists of the elongated upper lobe of its caudal fin. Wi ...
- Oregon coast.
*
Great white shark
The great white shark (''Carcharodon carcharias''), also known as the white shark, white pointer, or simply great white, is a species of large mackerel shark which can be found in the coastal surface waters of all the major oceans. It is nota ...
- Oregon coast.
*
Basking shark
The basking shark (''Cetorhinus maximus'') is the second-largest living shark and fish, after the whale shark, and one of three plankton-eating shark species, along with the whale shark and megamouth shark. Adults typically reach in length. ...
Brown catshark
The brown catshark (''Apristurus brunneus'') is commonly found in the Pacific Ocean, ranging from the northern Pacific waters off the coast of British Columbia and south to the Baja California peninsula in Mexico. They may live as far south as Ecu ...
Prickly sculpin
''Cottus asper'' is a species of fish in the sculpin family known by the common name prickly sculpin. It is native to the river drainages of the Pacific Slope of North America from Seward, Alaska south to the Ventura River of Southern California ...
- River drainages
Petromyzontidae
*
Pacific lamprey
The Pacific lamprey (''Entosphenus tridentatus'') is an anadromous parasitic lamprey from the Pacific Coast of North America and Asia. It is a member of the Petromyzontidae family. The Pacific lamprey is also known as the three-tooth lamprey and ...
- Native to Oregon
*''
Lampetra ayresii
''Lampetra ayresii'' is a species of lamprey in the family Petromyzontidae. It is also called the river lamprey or western river lamprey. It is found in the eastern Pacific, specifically from Tee Harbor, Juneau in Alaska to the Sacramento– San ...
'' - Native to Oregon
*
Western brook lamprey
The Western brook lamprey (''Lampetra richardsoni'') is a small (<18 cm), widely distributed, non-parasitic species of
Canada darner
''Aeshna canadensis'', the Canada darner, is a species of dragonfly in the family Aeshnidae. It is common throughout southern Canada and the northern United States.Mead, Kurt. (2017). ''Dragonflies of the North Woods.'' 3rd edition. Duluth, MN: ...
- Native to Oregon and common across America.
* Paddle-tailed darner - Native to Oregon and common across America.
* Shadow darner - Native to Oregon and common across America.
*
Common green darner
The green darner or common green darner (''Anax junius''), after its resemblance to a darning needle, is a species of dragonfly in the family Aeshnidae. One of the most common and abundant species throughout North America, it also ranges south t ...
- Native to Oregon and common across America.
* Sooty dancer - Native to Oregon.
* Paiute dancer - Native to Oregon.
* River jewelwing - Native to Oregon and common across America.
* Taiga bluet - Native to Oregon and common across America.
Orthoptera
*
Jerusalem cricket
Jerusalem crickets (or potato bugs) are a group of large, flightless insects in the genera ''Ammopelmatus'' and ''Stenopelmatus'', together comprising the tribe Stenopelmatini. The former genus is native to the western United States and parts ...
- Found in Central and Eastern Oregon in the desert regions.
Baird's shrew
Baird's shrew (''Sorex bairdi'') is a species of mammal in the family Soricidae. It is endemic to northwest Oregon. Baird's shrew inhabits moist conifer forests.
Description
Its fur is darker brown in winter than in summer, when it is brownish- ...
- Endemic to northwest Oregon.
*
Camas pocket gopher
The camas pocket gopher (''Thomomys bulbivorus''), also known as the camas rat or Willamette Valley gopher, is a rodent, the largest member in the genus '' Thomomys'', of the family Geomyidae. First described in 1829, it is endemic to the Will ...
- occurs only in the Willamette Valley, endemic to northwest Oregon in the Northwestern United States. Database entry includes a brief justification of why this species is of least concern
*
Fog shrew
The fog shrew (''Sorex sonomae) is a species of mammal in the family Soricidae. It is endemic to northern California and Oregon in the United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S ...
- Also can be found in northern California.
*
Gray-tailed vole
The gray-tailed vole (''Microtus canicaudus'') also known as the gray-tailed meadow vole or gray-tailed meadow mouse, is a rodent in the genus ''Microtus'' (small-eared "meadow voles") of the family Cricetidae. Voles are small mammals, and this ...
- Endemic to Oregon.
*
Pacific shrew
The Pacific shrew (''Sorex pacificus'') is a species of mammal in the family Soricidae. It is endemic to western Oregon in the United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) ...
- Endemic to western Oregon.
*
White-tailed antelope squirrel
The white-tailed antelope squirrel (''Ammospermophilus leucurus'') is a diurnal species of ground squirrel, scientifically classified in the order Rodentia and family Sciuridae, found in arid regions of the southwestern United States and the B ...
- Found in central, eastern, and south-eastern Oregon, the desert regions.
*
Mountain beaver
The mountain beaver (''Aplodontia rufa'')Other names include mountain boomer, ground bear, giant mole, gehalis, lesser sasquatch, sewellel, suwellel, showhurll, showtl, and showte, as well as a number of Chinookan and other Native American terms ...
- Found in Western Oregon.
*
California kangaroo rat
The California kangaroo rat (''Dipodomys californicus'') is a species of rodent in the family Heteromyidae. However, populations are declining, having not fully recovered after the drought in California from 2013 to 2015 destroyed their habitat ( ...
- Found in the Sierra Nevada Mountains in Oregon.
*
Chisel-toothed kangaroo rat
The chisel-toothed kangaroo rat (''Dipodomys microps'') is a species of rodent in the family Heteromyidae.
There are 13 sub-species. Saltbush leaves are a major dietary component, requiring specialized physiology to eliminate the salt while reta ...
- Found in South Eastern Oregon.
*
Ord's kangaroo rat
Ord's kangaroo rat (''Dipodomys ordii'') is a kangaroo rat native to western North America, specifically the Great Plains and the Great Basin, with its range extending from extreme southern Canada to central Mexico.
Ord's kangaroo rat has a fift ...
- Found in Eastern Central Oregon.
Chiroptera
* Pallid bat - Native to Oregon and common in the western United States.
Cetartiodactyla
*
American bison
The American bison (''Bison bison'') is a species of bison native to North America. Sometimes colloquially referred to as American buffalo or simply buffalo (a different clade of bovine), it is one of two extant species of bison, alongside the ...
- Regionally extinct.
Lagomorpha
*
Pygmy rabbit
The pygmy rabbit (''Brachylagus idahoensis'') is a rabbit species native to the United States. It is also the only native rabbit species in North America to dig its own burrow. The pygmy rabbit differs significantly from species within either the ...