Public domain: Introduction events' accounts (50 / 5516)
| Species |
Recipient region |
Date of the first record |
|
| Anadara inaequivalvis | Romania | 1984 |  |
| Anadara inaequivalvis | Russia / Azov Sea | 1989 | |
| Anadara inaequivalvis | Russia / Black Sea | 1980 - 1990 | |
| Anadara inaequivalvis | Turkey / Black Sea | 1980 - 1990 | |
| Anadara inaequivalvis | Ukraine / Azov Sea | From 1987 | |
| Anadara inaequivalvis | Ukraine / Black Sea | From 1987 | |
| Anadara kagoshimensis | Italy / Adriatic Sea | 1969 | |
| Anadara kagoshimensis | Spain / Iberian Coastal | 1993 - 1994 | |
| Anadara kagoshimensis | Turkey / Black Sea | 2003 | |
| Anadara natalensis | Israel | 1935 | |
| Anadara transversa | Greece / Eastern Mediterranean | 1993 | |
| Anadara transversa | Italy / Adriatic Sea | 1970 - 1980 | |
| Anadara transversa | Italy / Central Mediterranean | 2007 | |
| Anadara transversa | Italy / Western Mediterranean | 2005 | |
| Angiola punctostriata | Israel | 1950 | |
| Anguillicoloides crassus | Belgium | To 1989 | |
| Anguillicoloides crassus | Denmark / Baltic Sea | 1987 - 1989 | |
| Anguillicoloides crassus | Denmark / North Sea | To 1985 | |
| Anguillicoloides crassus | Estonia | 1989 | |
| Anguillicoloides crassus | Finland | 2002 | |
| Anguillicoloides crassus | France / Biscay Gulf | 1980 | |
| Anguillicoloides crassus | France / English Channel | 1980 | |
| Anguillicoloides crassus | France / North Sea | 1980 | |
| Anguillicoloides crassus | Germany / Baltic Sea | 1960 - 1987 | |
| Anguillicoloides crassus | Germany / North Sea | 1982 | |
| Anguillicoloides crassus | Ireland | 1998 | |
| Anguillicoloides crassus | Italy / Adriatic Sea | 1997 | |
| Anguillicoloides crassus | Italy / Western Mediterranean | 2001 - 2011 | |
| Anguillicoloides crassus | Latvia | 1998 | |
| Anguillicoloides crassus | Lithuania | 1998 | |
| Anguillicoloides crassus | Netherlands | To 1985 | |
| Anguillicoloides crassus | Norway / North Sea | 1994 | |
| Anguillicoloides crassus | Poland | 1988 | |
| Anguillicoloides crassus | Portugal / Iberian Coastal | 1992 | |
| Anguillicoloides crassus | Russia / Baltic Sea / Kaliningrad area | 1988 | |
| Anguillicoloides crassus | Sweden / Baltic Sea | 1987 | |
| Anguillicoloides crassus | Sweden / North Sea | 1989 | |
| Anguillicoloides crassus | United Kingdom (Britain) / English Channel | From 1987 | |
| Anguillicoloides crassus | United Kingdom (Britain) / North Sea | 1987 | |
| Anomia chinensis | France / Biscay Gulf | 1971 | |
| Anomia chinensis | France / Celtic seas | 1974 | |
| Anomia ephippium | Netherlands | 1935 | |
| Anoplodactylus californicus | Israel | 1951 | |
| Anoplodactylus californicus | Italy / Western Mediterranean | 1965 | |
| Anoplodactylus digitatus | Israel | 1951 | |
| Anotrichium furcellatum | France / Celtic seas | 1922 | |
| Anotrichium furcellatum | France / English Channel | To 1922 | |
| Anotrichium furcellatum | Greece / Eastern Mediterranean | 1971 - 1973 | |
| Anotrichium furcellatum | Israel | 1958 | |
| Anotrichium furcellatum | Netherlands | 1950 | |
