Public domain: Introduction events' accounts (50 / 5556)
| Species |
Recipient region |
Date of the first record |
|
| Aglaothamnion halliae | Sweden / North Sea | 2003 |  |
| Ahnfeltiopsis flabelliformis | France / Western Mediterranean | 1995 | |
| Ahnfeltiopsis furcellata | Turkey / Black Sea | 1990 - 1999 | |
| Aiptasia diaphana | Portugal / Madeira | 1994 | |
| Aiptasia pulchella | France / Biscay Gulf | 1973 | |
| Aiptasia pulchella | France / Celtic seas | 1974 | |
| Akashiwo sanguinea | Denmark / Baltic Sea | 1983 | |
| Akashiwo sanguinea | Denmark / North Sea | 1982 | |
| Alectryonella plicatula | Israel | 2005 | |
| Alepes djedaba | Greece / Central Mediterranean | 1987 | |
| Alepes djedaba | Greece / Eastern Mediterranean | 1960 | |
| Alepes djedaba | Israel | 1924 - 1925 | |
| Alexandrium acatenella | Ukraine / Black Sea | From 2001 | |
| Alexandrium affine | France / Biscay Gulf | 1987 | |
| Alexandrium affine | France / English Channel | 1988 | |
| Alexandrium affine | Ukraine / Black Sea | From 2001 | |
| Alexandrium catenella | Australia / Bass strait | 1988 | |
| Alexandrium catenella | France / Western Mediterranean | To 1998 | |
| Alexandrium leei | Denmark / Baltic Sea | 2006 | |
| Alexandrium leei | Denmark / North Sea | 2006 | |
| Alexandrium leei | France / Biscay Gulf | 1993 | |
| Alexandrium leei | France / Celtic seas | 1995 | |
| Alexandrium leei | France / English Channel | 1993 | |
| Alexandrium leei | Netherlands | 1991 | |
| Alexandrium margalefii | Denmark / Baltic Sea | 2006 | |
| Alexandrium margalefii | Denmark / North Sea | 2006 | |
| Alexandrium minutum | Bulgaria | 2008 | |
| Alexandrium minutum | Denmark / Baltic Sea | 1992 | |
| Alexandrium minutum | Denmark / North Sea | 1998 | |
| Alexandrium minutum | France / Biscay Gulf | 1985 | |
| Alexandrium minutum | France / Celtic seas | 1985 | |
| Alexandrium minutum | France / English Channel | To 1988 | |
| Alexandrium minutum | France / North Sea | 1990 | |
| Alexandrium minutum | France / Western Mediterranean | 1988 | |
| Alexandrium minutum | Germany / Baltic Sea | To 1993 | |
| Alexandrium minutum | Germany / North Sea | 1990 - 1999 | |
| Alexandrium minutum | Netherlands | To 1992 | |
| Alexandrium minutum | Russia / Black Sea | 2000 | |
| Alexandrium minutum | Sweden / North Sea | To 1996 | |
| Alexandrium minutum | Turkey / Black Sea | 2002 - 2003 | |
| Alexandrium monilatum | Bulgaria | 1991 | |
| Alexandrium monilatum | Ukraine / Black Sea | 2001 | |
| Alexandrium ostenfeldii | Denmark / Baltic Sea | 1986 | |
| Alexandrium ostenfeldii | Denmark / North Sea | 1986 | |
| Alexandrium ostenfeldii | Netherlands | To 2018 | |
| Alexandrium ostenfeldii | Poland | 2001 | |
| Alexandrium ostenfeldii | Russia / Black Sea | 2004 | |
| Alexandrium pseudogonyaulax | Denmark / Baltic Sea | 2007 | |
| Alexandrium pseudogonyaulax | Denmark / North Sea | 2007 | |
| Alexandrium pseudogonyaulax | Germany / Baltic Sea | To 2010 | |
