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National Park Service
U.S. Department of the Interior

NPSpecies - Park Species Profile


Ondatra zibethicus
Common Muskrat, Muskbeaver, Muskrat
John Day Fossil Beds National Monument
			Record Status: Approved
Occurrence:	Present
Nativeness:	Native
Abundance:	Uncommon

Scientific Name with Authority:		Ondatra zibethicus (Linnaeus, 1766)
Park Preferred Common Name(s):
Park Synonyms:

Taxonomic Hierarchy:		Kingdom Animalia, Phylum Chordata, Subphylum Vertebrata, Subclass Theria, Order Rodentia, Suborder Myomorpha, Family Cricetidae, Genus Ondatra, Species Ondatra zibethicus


Seasonality Tags:
Breeder


Threatened/Endangered Status:
State Species of Concern Status:
Ozone-sensitive Status:
NatureServe Global Rank:		G5
NatureServe State Rank:		OR: S5
Evidence:		0 Observations, 0 Vouchers, 2 Data Store References, 0 External Links


Other Parks Where Species is Listed:
Agate Fossil Beds National Monument	Alagnak Wild River
Anacostia Park	Antietam National Battlefield
Apostle Islands National Lakeshore	Arches National Park
Assateague Island National Seashore	Aztec Ruins National Monument
Badlands National Park	Bandelier National Monument
Bent's Old Fort National Historic Site	Bering Land Bridge National Preserve
Big Hole National Battlefield	Big South Fork National River and Recreation Area
Bighorn Canyon National Recreation Area	Blue Ridge Parkway
Bluestone National Scenic River	Booker T. Washington National Monument
Boston Harbor Islands National Recreation Area	Buffalo National River
Canyonlands National Park	Cape Cod National Seashore
Cape Hatteras National Seashore	Cape Krusenstern National Monument
Cape Lookout National Seashore	Capitol Reef National Park
Catoctin Mountain Park	Chattahoochee River National Recreation Area
Chesapeake and Ohio Canal National Historical Park	Chickamauga and Chattanooga National Military Park
City Of Rocks National Reserve	Colonial National Historical Park
Crater Lake National Park	Cumberland Gap National Historical Park
Curecanti National Recreation Area	Cuyahoga Valley National Park
Delaware Water Gap National Recreation Area	Denali National Park and Preserve
Devils Tower National Monument	Dinosaur National Monument
Ebey's Landing National Historical Reserve	Effigy Mounds National Monument
Florissant Fossil Beds National Monument	Fort Circle Parks
Fort Donelson National Battlefield	Fort Laramie National Historic Site
Fort Vancouver National Historic Site	Friendship Hill National Historic Site
Gates of the Arctic National Park and Preserve	Gateway National Recreation Area
George Washington Birthplace National Monument	George Washington Carver National Monument
George Washington Memorial Parkway	Gettysburg National Military Park
Gila Cliff Dwellings National Monument	Glacier National Park
Golden Gate National Recreation Area	Golden Spike National Historical Park
Grand Canyon National Park	Grand Teton National Park
Grant-Kohrs Ranch National Historic Site	Great Falls Park
Great Sand Dunes National Park and Preserve	Great Smoky Mountains National Park
Gulf Islands National Seashore	Hagerman Fossil Beds National Monument
Harpers Ferry National Historical Park	Herbert Hoover National Historic Site
Homestead National Historical Park	Hopewell Culture National Historical Park
Horseshoe Bend National Military Park	Hot Springs National Park
Indiana Dunes National Park	Isle Royale National Park
Jean Lafitte National Historical Park and Preserve	Katahdin Woods and Waters National Monument
Katmai National Park and Preserve	Kenai Fjords National Park
Kenilworth Park and Aquatic Gardens	Kings Mountain National Military Park
Knife River Indian Villages National Historic Site	Kobuk Valley National Park
Lake Clark National Park and Preserve	Lake Mead National Recreation Area
Lake Roosevelt National Recreation Area	Lassen Volcanic National Park
Lewis and Clark National Historical Park	Lincoln Boyhood National Memorial
Mammoth Cave National Park	Manassas National Battlefield Park
Marsh-Billings-Rockefeller National Historical Park	Martin Van Buren National Historic Site
Mesa Verde National Park	Minute Man National Historical Park
Mississippi National River and Recreation Areas	Missouri National Recreational River
Monocacy National Battlefield	Montezuma Castle National Monument
Natchez Trace Parkway	National Capital Parks-East
National Mall and Memorial Parks	New River Gorge National Park and Preserve
Nez Perce National Historical Park	Niobrara National Scenic River
Noatak National Preserve	North Cascades National Park
Obed Wild and Scenic River	Ocmulgee Mounds National Historical Park
Olympic National Park	Ozark National Scenic Riverways
Pecos National Historical Park	Pictured Rocks National Lakeshore
Pipestone National Monument	Piscataway Park
Point Reyes National Seashore	Redwood National Park
Rock Creek Park	Rocky Mountain National Park
Saint Croix National Scenic Riverway	Saint-Gaudens National Historical Park
Saratoga National Historical Park	Scotts Bluff National Monument
Shenandoah National Park	Shiloh National Military Park
Sleeping Bear Dunes National Lakeshore	Stones River National Battlefield
Suitland Parkway	Tallgrass Prairie National Preserve
Theodore Roosevelt National Park	Tonto National Monument
Upper Delaware Scenic and Recreational River	Valles Caldera National Preserve
Valley Forge National Historical Park	Voyageurs National Park
Whitman Mission National Historic Site	Wilson's Creek National Battlefield
Wind Cave National Park	Wrangell - St Elias National Park and Preserve
Yellowstone National Park	Yucca House National Monument
Yukon-Charley Rivers National Preserve	Zion National Park


Last Modified Date:	3/3/2005

NPSpecies - The National Park Service biodiversity database. IRMA Portal version.https://irma.nps.gov/npspecies. Accessed 11/3/2025 11:52:39 PM

NatureServe Global Rank and State Rank

NatureServe. 2017. NatureServe Web Service. Arlington, VA. U.S.A. Available http://services.natureserve.org. Accessed: 12/4/2017. Updated quarterly.

This information is provided by NatureServe (www.natureserve.org) and its network of natural heritage member programs, a leading source of information about rare and endangered species, and threatened ecosystems.


Species Profile	Page 1 of 1	11/3/2025 11:52:39 PM

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