[n = 9]
| Year / Period | From | To | Established | Ecol. effects |
|---|---|---|---|---|
| unknown | Unknown | China | probably established | |
| unknown | Unknown | Po Basin, Italy | established | |
| 1957 - 1958 | unknown | Kazakhstan (Lake Balkhash) | unknown | unknown |
| 1990 - 1997 | Unknown | France | established | unknown |
| 1984 | Eastern Europe | Flanders | established | |
| 1984 | Germany | Netherlands | established | unknown |
| 1990 | Czechoslovakia | Cyprus | probably established | |
| 1994 | Rhine, Germany | Rhine, Basel, Switzerland | established | unknown |
| 2006 | Unknown | Ain Zada | not established |