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You are here: Home / Aquatic Species / Species Profiles / Nutria
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Species Profiles

Nutria

NutriaScientific name: Myocastor coypus Molina (ITIS)

Common names: Nutria, coypu, coypu rat, nutria rat, swamp beaver

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Selected Resources

Native To: South America (Jojola et al. 2005)

Date of U.S. Introduction: First established populations introduced in the 1930s (Jojola et al. 2005)

Means of Introduction: Introduced for fur production (Jojola et al. 2005)

Impact: Damages vegetation and destroys habitat in wetlands (Jojola et al. 2005)

Current U.S. Distribution: Gulf of Mexico coast, Atlantic coast, Pacific Northwest

Images:

Videos:

Selected Resources:

Council

Nutria
Aquatic Nuisance Species Task Force.

Partnership

Nutria
Internet Center for Wildlife Damage Management.

Texas Invasives Database - Myocastor coypus
TexasInvasives.org.

Invasive Species Compendium - Myocastor coypus
CAB International.

Delivering Alien Invasive Species Inventories for Europe (DAISIE): Species Factsheet - Myocastor coypus
European Commission. Sixth Framework Programme.

Global Invasive Species Database - Myocastor coypus (mammal)
World Conservation Union. Invasive Species Specialist Group.

Government

Nutria - Factsheet (Oct 2010; PDF | 228 KB)
USDA. APHIS. Wildlife Services.

Nutria at Blackwater NWR
DOI. Blackwater National Wildlife Refuge.

Nonindigenous Aquatic Species Database - Myocastor coypus
DOI. USGS. Southeast Ecological Science Center.
Provides distribution maps and collection information (State and County).

State

Nutria
Louisiana Department of Wildlife and Fisheries.

Nutria - Frequently Asked Questions
Maryland Department of Natural Resources. Wildlife and Heritage Service.
See also: Maryland Marsh Restoration/Nutria Project Partnership

Nutria (Myocastor coypus)
Virginia Department of Game and Inland Fisheries.

Nutria
Washington State Recreation and Conservation Office. Washington Invasive Species Council.

Academic

Nutria - Aquatic Invasive Species in the Chesapeake Bay (PDF | 135 KB)
Maryland Sea Grant.

Animal Diversity Web - Myocastor coypus
University of Michigan. Museum of Zoology.

Introduced Species Summary Project - Nutria
Columbia University. Center for Environmental Research and Conservation.

Nutria (PDF | 275 KB)
Pennsylvania Sea Grant.

Professional

Nutria Fact Sheet
Friends of Blackwater National Wildlife Refuge.
See also: Nutria Slide Show

Citations

Integrated Taxonomic Information System. Myocastor coypus. [Accessed Sep 10, 2014].

Jojola, S., G. Witmer, and D. Nolte. 2005. Nutria: an invasive rodent pest or valued resource? Wildlife Damage Management Conferece Proceedings. Paper 110.

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Last Modified: Mar 20, 2015
 
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