Public domain: Introduction events' accounts (50 / 5516)
| Species |
Recipient region |
Date of the first record |
|
| Sorsogona prionota | Israel | 1946 |  |
| Sousa plumbea | Greece / Eastern Mediterranean | 2017 | |
| Spartina alterniflora | France / Biscay Gulf | 1806 | |
| Spartina alterniflora | France / Celtic seas | 1960 | |
| Spartina alterniflora | France / English Channel | 1960 | |
| Spartina densiflora | Portugal / Iberian Coastal | 1986 | |
| Spartina densiflora | Spain / Iberian Coastal | 1950 - 1959 | |
| Spartina patens | France / Biscay Gulf | 1901 | |
| Spartina patens | France / Celtic seas | 1901 | |
| Spartina patens | France / Western Mediterranean | 1849 | |
| Spartina patens | Portugal / Iberian Coastal | 1999 | |
| Spartina patens | Spain / Iberian Coastal | To 1997 | |
| Spartina townsendii var. anglica | Belgium | 1920 - 1929 | |
| Spartina townsendii var. anglica | Denmark / Baltic Sea | 1948 - 1953 | |
| Spartina townsendii var. anglica | Denmark / North Sea | 1930 - 1940 | |
| Spartina townsendii var. anglica | France / Biscay Gulf | 1924 | |
| Spartina townsendii var. anglica | France / Celtic seas | 1894 | |
| Spartina townsendii var. anglica | France / English Channel | 1894 | |
| Spartina townsendii var. anglica | France / North Sea | To 1990 | |
| Spartina townsendii var. anglica | Germany / North Sea | 1927 | |
| Spartina townsendii var. anglica | Ireland | 1925 | |
| Spartina townsendii var. anglica | Netherlands | 1924 | |
| Spartina townsendii var. anglica | Sweden / North Sea | From 2007 | |
| Spartina townsendii var. anglica | United Kingdom (Britain) / Celtic seas | 1850 - 1859 | |
| Spartina townsendii var. anglica | United Kingdom (Britain) / English Channel | 1850 - 1859 | |
| Spartina x neyrauti | France / Biscay Gulf | 1897 | |
| Spartina x townsendii | France / Biscay Gulf | 1906 - 1910 | |
| Spartina x townsendii | France / Celtic seas | 1906 | |
| Spartina x townsendii | France / English Channel | 1906 | |
| Spartina x townsendii | France / North Sea | 2000 - 2010 | |
| Spartina x townsendii | Ireland | 1930 - 1934 | |
| Sparus aurata | Bulgaria | 1940 - 1949 | |
| Sparus aurata | Georgia | 1937 | |
| Sparus aurata | Portugal / Madeira | To 2002 | |
| Sparus aurata | Romania | 1940 - 1949 | |
| Sparus aurata | Turkey / Black Sea | 1942 | |
| Sparus aurata | Ukraine / Black Sea | 1987 | |
| Spatoglossum asperum | Israel | 1962 | |
| Spatulodinium pseudonoctiluca | Ukraine / Black Sea | From 2001 | |
| Spermothamnion cymosum | Italy / Adriatic Sea | 2010 | |
| Sphacelaria fusca | Australia / Bass strait | 1977 | |
| Sphaerococcus coronopifolius | Norway / North Sea | 1994 | |
| Sphaerococcus coronopifolius | Sweden / North Sea | To 1994 | |
| Sphaeroma serratum | Portugal / Azores | To 1990 | |
| Sphaeroma walkeri | France / Western Mediterranean | 1977 | |
| Sphaeroma walkeri | Greece / Eastern Mediterranean | 2015 | |
| Sphaeroma walkeri | Israel | 1971 | |
| Sphaeroma walkeri | Italy / Western Mediterranean | 2010 | |
| Sphaeroma walkeri | Portugal / Madeira | From 2015 | |
| Sphaeroma walkeri | Romania | 2004 | |
