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Scientific Name:
Potamopyrgus antipodarum (J. E. Gray, 1853) (ITIS)
Synonym:
Hydrobia jenkinsi (Smith E. A., 1884), Potamopyrgus jenkinsi (Smith, 1889) (CABI)
Common Name:
New Zealand mud snail, Jenkin's spire shell
Native To:
New Zealand (NAS Database)
Date of U.S. Introduction:
First discovered in Idaho in 1987 (NAS Database)
Means of Introduction:
Unknown; possibly through ballast water or game fish imports (Zaranko et al. 1997; NAS Database)
Impact:
Unknown; may displace and compete with native invertebrates (NAS Database)
Current U.S. Distribution:
West Coast; Great Lakes; Chesapeake Bay
Distribution / Maps / Survey Status
DOI. USGS. Wetland and Aquatic Research Center.
Provides detailed collection information as well as animated map.
Images
University of Georgia. Center for Invasive Species and Ecosystem Health.
Videos
Google. YouTube; Michigan Department of Environmental, Great Lakes, and Energy.
Selected Resources
The section below contains highly relevant resources for this species, organized by source. Or, to display all related content view all resources for New Zealand Mud Snail.
Council or Task Force
Washington State Recreation and Conservation Office. Washington Invasive Species Council.
Partnership
European Network on Invasive Alien Species.
See also: NOBANIS Fact Sheets for invasive alien species of the European region, covering both animals and plants, as well as microorganisms
IUCN. Species Survival Commission. Invasive Species Specialist Group.
Texas Commission on Environmental Quality, Galveston Bay Estuary Program; Houston Advanced Research Center (HARC).
Federal Government
National Exotic Marine and Estuarine Species Information System (NEMESIS) - Potamopyrgus antipodarum
Smithsonian Institution. Smithsonian Environmental Research Center. Marine Invasions Research Lab.
DOI. USGS. Wetland and Aquatic Research Center.
Provides distribution maps and collection information (State and County).
State and Local Government
Kansas Department of Wildlife, Parks, and Tourism.
King County Department of Natural Resources (Washington). Water and Land Resources Division.
Colorado Parks and Wildlife.
State wildlife officials first discovered New Zealand mudsnails in South Boulder Creek in 2004 and are taking action to prevent them from spreading. The New Zealand mudsnail competes with native invertebrate species and can destroy forage important to trout and other native fishes. Learn more how to identify the New Zealand Mudsnails, how to stop the spread and how to report sightings.
Academic
Oregon Sea Grant.
Pennsylvania State University. Pennsylvania Sea Grant.
See also: Aquatic Invasive Species: Resources for additional species information
University of California, Santa Barbara. Marine Science Institute. Riparian Invasions Research Laboratory.
University of California - Riverside. Center for Invasive Species Research.
University of California. Division of Agricultural and Natural Resources. Cooperative Extension.
Citations
- CABI. Invasive Species Compendium. Potamopyrgus antipodarum. CAB International. [Accessed Nov 27, 2015].
- Integrated Taxonomic Information System. Potamopyrgus antipodarum. [Accessed Sep 10, 2014].
- Nonindigenous Aquatic Species Database. Fact Sheet - New Zealand Mudsnail. USGS, Gainesville, FL. [Accessed Sep 16, 2014].
- Zaranko, D.T., D.G. Farara, and F.G. Thompson. 1997. Another exotic mollusc in the Laurentian Great Lakes: the New Zealand native Potamopyrgus antipodarum (Gray 1843) (Gastropoda, Hydrobiidae) Canadian Journal of Fisheries and Aquatic Sciences 54(4):809-814.