Public domain: Introduction events' accounts (50 / 5522)
| Species |
Recipient region |
Date of the first record |
|
| Berthellina citrina | Israel | 1956 |  |
| Beryx splendens | France / Western Mediterranean | 1992 | |
| Biflustra grandicella | Netherlands | 2016 | |
| Bispira fabricii | France / English Channel | 2010 | |
| Bispira polyomma | Italy / Adriatic Sea | 2014 | |
| Bispira polyomma | Netherlands | To 2010 | |
| Biuve fulvipunctata | Israel | 1986 | |
| Biuve fulvipunctata | Italy / Central Mediterranean | 2015 | |
| Bivetiella cancellata | Spain / Iberian Coastal | 1999 | |
| Blackfordia virginica | Bulgaria | 1925 | |
| Blackfordia virginica | France / Biscay Gulf | 1953 | |
| Blackfordia virginica | France / Celtic seas | 1971 | |
| Blackfordia virginica | France / English Channel | 1973 | |
| Blackfordia virginica | Germany / Baltic Sea | 2014 | |
| Blackfordia virginica | Iran / Caspian Sea | From 1956 | |
| Blackfordia virginica | Netherlands | 2014 | |
| Blackfordia virginica | Portugal / Iberian Coastal | 1984 | |
| Blackfordia virginica | Romania | 1940 | |
| Blackfordia virginica | Russia / Azov Sea | 1930 | |
| Blackfordia virginica | Spain / Iberian Coastal | To 2008 | |
| Blackfordia virginica | Ukraine / Black Sea | 1960 - 1969 | |
| Boccardia polybranchia | France / Biscay Gulf | 1900 | |
| Boccardia polybranchia | France / Celtic seas | 2004 | |
| Boccardia polybranchia | France / English Channel | 1893 | |
| Boccardia polybranchia | France / North Sea | 1893 | |
| Boccardia proboscidea | Australia / Bass strait | 1978 | |
| Boccardia proboscidea | Belgium | To 2011 | |
| Boccardia proboscidea | France / Biscay Gulf | 2013 | |
| Boccardia proboscidea | France / English Channel | 1999 | |
| Boccardia proboscidea | France / North Sea | 2014 | |
| Boccardia proboscidea | Germany / North Sea | 2008 | |
| Boccardia proboscidea | Netherlands | 2013 | |
| Boccardia proboscidea | Spain / Iberian Coastal | 1996 | |
| Boccardia proboscidea | United Kingdom (Britain) / North Sea / Orkney Islands | 2014 | |
| Boccardia pseudonatrix | France / English Channel | 2018 | |
| Boccardia semibranchiata | France / Biscay Gulf | 1999 | |
| Boccardia semibranchiata | France / Celtic seas | 1999 | |
| Boccardia semibranchiata | France / English Channel | 1999 | |
| Boccardia semibranchiata | France / North Sea | 1999 | |
| Boccardia semibranchiata | Spain / Iberian Coastal | To 2003 | |
| Boccardiella hamata | Belgium | To 2018 | |
| Boccardiella hamata | France / English Channel | 2018 | |
| Boccardiella hamata | Germany / North Sea | 2021 | |
| Boccardiella hamata | Netherlands | To 2013 | |
| Boccardiella ligerica | Belgium | 1962 | |
| Boccardiella ligerica | Finland | 1960 - 1969 | |
| Boccardiella ligerica | France / English Channel | To 1960 | |
| Boccardiella ligerica | France / North Sea | To 1960 | |
| Boccardiella ligerica | Germany / Baltic Sea | 1932 | |
| Boccardiella ligerica | Germany / North Sea | To 2000 | |
