| Name | Description |
| USGS | Nonindigenous Aquatic Species |
| BSASD | Baltic Sea Alien Species Database |
| GISD | Global Invasive Species Database |
| ASP | Alien Species in Poland |
| DASE | Database of Alien Species of Estonia |
| AIB | Aquatic Invaders of Belarus |
| NOBANIS | North European and Baltic Network on Invasive Alien Species |
| ISC | Invasive Species in Canada |
| ISB | Invasive Species of Belgium |
| KGOI | Ksi?ga Gatunków Obcych Inwazyjnych (Poland) |
| DIAS | FAO's Database on Introductions of Aquatic Species |
| CABI | Invasive Species Compendium |