Public domain: Introduction events' accounts (50 / 5527)
| Species |
Recipient region |
Date of the first record |
|
| Amphibalanus reticulatus | France / English Channel | 2001 |  |
| Amphibalanus reticulatus | France / North Sea | 2001 | |
| Amphibalanus reticulatus | France / Western Mediterranean | 1977 | |
| Amphibalanus reticulatus | Israel | 2003 | |
| Amphibalanus variegatus | Belgium | 1997 | |
| Amphibalanus variegatus | France / English Channel | 1997 | |
| Amphibalanus variegatus | France / North Sea | 1997 | |
| Amphicorina pectinata | Spain / Iberian Coastal | To 2017 | |
| Amphioctopus aegina | Israel | 1934 | |
| Amphiroa rigida | Turkey / Black Sea | 1990 - 1999 | |
| Amphisbetia operculata | Australia / Bass strait | 1884 | |
| Amphisorus hemprichii | Italy / Central Mediterranean | 2005 | |
| Amphistegina lessonii | Italy / Central Mediterranean | 2005 | |
| Amphistegina lobifera | Greece / Central Mediterranean | 1955 - 1961 | |
| Amphistegina lobifera | Greece / Eastern Mediterranean | 1955 - 1961 | |
| Amphistegina lobifera | Italy / Central Mediterranean | 2005 | |
| Amphiura parviscutata | Australia / Bass strait | 1966 | |
| Amphogona pusilla | Italy / Western Mediterranean | 1972 | |
| Amphorellopsis acuta | Russia / Black Sea | 2010 | |
| Amphorellopsis acuta | Ukraine / Black Sea | 2011 | |
| Ampithoe valida | France / Biscay Gulf | 2014 | |
| Ampithoe valida | Netherlands | To 2013 | |
| Ampithoe valida | Portugal / Iberian Coastal | 1993 | |
| Anadara diluvii | Spain / Iberian Coastal | 1996 | |
| Anadara inaequivalvis | Bulgaria | 1982 | |
| Anadara inaequivalvis | Georgia | 1978 | |
| 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 | |
