Detailed coverage of invasive species threatening livelihoods and the environment worldwide
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Generate reportThe distribution in this summary table is based on all the information available. When several references are cited, they may give conflicting information on the status. Further details may be available for individual references in the Distribution Table Details section which can be selected by going to Generate Report.
Last updated: 12 May 2022| Continent/Country/Region | Distribution | Last Reported | Origin | First Reported | Invasive | Reference | Notes |
|---|---|---|---|---|---|---|---|
Asia |
|||||||
| Bhutan | Present | Introduced | 1994 | ||||
| China | Present | ||||||
| -Anhui | Present | ||||||
| -Fujian | Present | ||||||
| -Guangdong | Present | ||||||
| -Guangxi | Present | ||||||
| -Guizhou | Present | ||||||
| -Hebei | Present | ||||||
| -Henan | Present | ||||||
| -Hunan | Present | ||||||
| -Jiangxi | Present | ||||||
| -Shaanxi | Present | ||||||
| -Sichuan | Present | ||||||
| -Tibet | Present | ||||||
| -Yunnan | Present | ||||||
| -Zhejiang | Present | ||||||
| India | Present | ||||||
| -Assam | Present | ||||||
| Japan | Present | ||||||
| Nepal | Present | ||||||
| North Korea | Present | ||||||
| South Korea | Present | ||||||
| Taiwan | Present | Introduced | 2005 | ||||
| Turkey | Present | ||||||
Europe |
|||||||
| Albania | Present | Introduced | 1964 | ||||
| Austria | Present | Introduced | First reported: <1750 | ||||
| Belgium | Present | Introduced | 1935 | ||||
| Bulgaria | Present, Localized | ||||||
| Czechia | Present | Introduced | 1883 | ||||
| Denmark | Present | ||||||
| Estonia | Present | Introduced | 1807 | ||||
| France | Present | ||||||
| Germany | Present | ||||||
| Hungary | Present | ||||||
| Ireland | Present | Introduced | 2000 | ||||
| Italy | Present | ||||||
| Latvia | Present | ||||||
| Liechtenstein | Present | ||||||
| Lithuania | Present | Introduced | 1991 | ||||
| Norway | Present | Introduced | 1931 | ||||
| Romania | Present | Introduced | 1934 | ||||
| Russia | Present | ||||||
| -Russia (Europe) | Present | ||||||
| Slovakia | Present | Introduced | First reported: 1791. First reported in wild: 1876 | ||||
| Slovenia | Present | Introduced | 1890 | ||||
| Spain | Present | ||||||
| Sweden | Present | ||||||
| Switzerland | Present | ||||||
| Ukraine | Present | ||||||
| United Kingdom | Present | Introduced | First reported: 1905 (publication) | ||||
North America |
|||||||
| Canada | Present | ||||||
| -New Brunswick | Present | ||||||
| -Nova Scotia | Present | ||||||
| -Ontario | Present | ||||||
| -Prince Edward Island | Present | ||||||
| -Quebec | Present | ||||||
| Costa Rica | Present | ||||||
| Cuba | Present | ||||||
| Dominican Republic | Present | ||||||
| Haiti | Present | ||||||
| Honduras | Present | ||||||
| Jamaica | Present | ||||||
| Mexico | Present | ||||||
| Panama | Present | ||||||
| Puerto Rico | Present | ||||||
| United States | Present | Introduced | 1875 | ||||
| -Alabama | Present | ||||||
| -Arkansas | Present | ||||||
| -Connecticut | Present | ||||||
| -Delaware | Present | ||||||
| -District of Columbia | Present | ||||||
| -Florida | Present | ||||||
| -Georgia | Present | ||||||
| -Idaho | Present | ||||||
| -Illinois | Present | ||||||
| -Indiana | Present | ||||||
| -Iowa | Present | ||||||
| -Kansas | Present | ||||||
| -Kentucky | Present | ||||||
| -Louisiana | Present | ||||||
| -Maine | Present | ||||||
| -Maryland | Present | ||||||
| -Massachusetts | Present | ||||||
| -Michigan | Present | ||||||
| -Minnesota | Present | ||||||
| -Mississippi | Present | ||||||
| -Missouri | Present | ||||||
| -Montana | Present | ||||||
| -Nebraska | Present | ||||||
| -New Hampshire | Present | ||||||
| -New Jersey | Present | ||||||
| -New York | Present | ||||||
| -North Carolina | Present | ||||||
| -Ohio | Present | ||||||
| -Pennsylvania | Present | ||||||
| -Rhode Island | Present | ||||||
| -South Carolina | Present | ||||||
| -South Dakota | Present | ||||||
| -Tennessee | Present | ||||||
| -Texas | Present | ||||||
| -Utah | Present | ||||||
| -Vermont | Present | ||||||
| -Virginia | Present | ||||||
| -Washington | Present | ||||||
| -West Virginia | Present | ||||||
| -Wisconsin | Present | ||||||
Oceania |
|||||||
| New Zealand | Present | ||||||
CABI Data Mining, 2011. Invasive Species Databases.,
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