| Species | Recipient region | Date of the first record | |
|---|
| Anguillicoloides crassus | Ireland | 1998 |  |
| Anguillicoloides crassus | United Kingdom (Britain) / North Sea | 1987 | |
| Anguillicoloides crassus | United Kingdom (Britain) / English Channel | From 1987 | |
| Anguillicoloides crassus | Estonia | 1989 | |
| Anguillicoloides crassus | Lithuania | 1998 | |
| Anguillicoloides crassus | Poland | 1988 | |
| Anguillicoloides crassus | Russia / Baltic Sea / Kaliningrad area | 1988 | |
| Anguillicoloides crassus | Sweden / Baltic Sea | 1987 | |
| Anguillicoloides crassus | Sweden / North Sea | 1989 | |
| Anguillicoloides crassus | Netherlands | To 1985 | |
| Anguillicoloides crassus | Denmark / Baltic Sea | 1987 - 1989 | |
| Anguillicoloides crassus | Denmark / North Sea | To 1985 | |
| Anguillicoloides crassus | Germany / North Sea | 1982 | |
| Anguillicoloides crassus | Germany / Baltic Sea | 1960 - 1987 | |
| Anguillicoloides crassus | Italy / Western Mediterranean | 2001 - 2011 | |
| Anguillicoloides crassus | Norway / North Sea | 1994 | |
| Anguillicoloides crassus | Belgium | To 1989 | |
| Anguillicoloides crassus | France / Biscay Gulf | 1980 | |
| Anguillicoloides crassus | Latvia | 1998 | |
| Anguillicoloides crassus | Finland | 2002 | |
| Anguillicoloides crassus | France / English Channel | 1980 | |
| Anguillicoloides crassus | Italy / Adriatic Sea | 1997 | |
| Anguillicoloides crassus | France / North Sea | 1980 | |
| Anguillicoloides crassus | Portugal / Iberian Coastal | 1992 | |
