| Species | Recipient region | Date of the first record | |
|---|
| Mnemiopsis leidyi | Israel | 2009 |  |
| Mnemiopsis leidyi | Greece / Eastern Mediterranean | 1990 | |
| Mnemiopsis leidyi | France / Western Mediterranean | 2004 | |
| Mnemiopsis leidyi | Poland | 2007 | |
| Mnemiopsis leidyi | Iran / Caspian Sea | From 1995 | |
| Mnemiopsis leidyi | Sweden / North Sea | 2006 | |
| Mnemiopsis leidyi | Sweden / Baltic Sea | 2006 | |
| Mnemiopsis leidyi | Netherlands | 1990 - 1999 | |
| Mnemiopsis leidyi | Belgium | 2007 | |
| Mnemiopsis leidyi | Germany / Baltic Sea | 2006 | |
| Mnemiopsis leidyi | Germany / North Sea | 2006 | |
| Mnemiopsis leidyi | Denmark / Baltic Sea | 2005 | |
| Mnemiopsis leidyi | Denmark / North Sea | 2005 | |
| Mnemiopsis leidyi | Italy / Western Mediterranean | 2009 | |
| Mnemiopsis leidyi | Ukraine / Black Sea | 1986 | |
| Mnemiopsis leidyi | Ukraine / Azov Sea | From 1982 | |
| Mnemiopsis leidyi | Norway / North Sea | 2005 | |
| Mnemiopsis leidyi | Italy / Central Mediterranean | 2009 | |
| Mnemiopsis leidyi | Russia / Black Sea | 1982 | |
| Mnemiopsis leidyi | Russia / Baltic Sea / Kaliningrad area | 2007 | |
| Mnemiopsis leidyi | France / North Sea | 2009 | |
| Mnemiopsis leidyi | Bulgaria | 1986 | |
| Mnemiopsis leidyi | Turkey / Black Sea | 1993 | |
| Mnemiopsis leidyi | France / English Channel | 2005 | |
| Mnemiopsis leidyi | France / Celtic seas | 2009 | |
| Mnemiopsis leidyi | France / Biscay Gulf | 2005 | |
| Mnemiopsis leidyi | Italy / Adriatic Sea | 2016 | |
| Mnemiopsis leidyi | Romania | 1987 | |
| Mnemiopsis leidyi | Georgia | 1982 | |
