| Name | Description |
| ASP | Alien Species in Poland |
| NOBANIS | North European and Baltic Network on Invasive Alien Species |
| ISB | Invasive Species of Belgium |
| KGOI | Ksi?ga Gatunków Obcych Inwazyjnych (Poland) |
| DIAS | FAO's Database on Introductions of Aquatic Species |
| DIAS | FAO's Database on Introductions of Aquatic Species |