[n = 14]
| Year / Period | From | To | Established | Ecol. effects |
|---|---|---|---|---|
| 1975-1999 | USA | Ecuador | established | unknown |
| unknown | Unknown | Russia | established | |
| unknown | Unknown | Latvia | unknown | |
| unknown | Unknown | Iran | established | |
| unknown | USA | British Columbia | established | |
| unknown | United States | Entre Rios province, Argentina | probably established | |
| 1886 | USA | Mexico | established | |
| 1920 | California, USA | Hawaii | established | |
| 1927 | California | Japan | not established | |
| 1965 | USA | USSR | not established | |
| 1971 | USA | South Africa | established | |
| 1990 | USA | China | unknown | |
| 1992 | USA | Israel | not established | unknown |
| 1999 | Unknown | Turkey | established |