| australia | south australia | alexandrium sp. rfs-2009a | species | 4 | 0 |
| france | haute-normandie region | alexandrium sp. antifer_91/1 | species | 1 | 0 |
| france | languedoc-roussillon region | alexandrium sp. thau_lagoon_3 | species | 2 | 0 |
| italy | | alexandrium sp. tamutum | species | 9 | 0 |
| japan | oita prefecture | alexandrium sp. cell-1 | species | 1 | 0 |
| japan | oita prefecture | alexandrium sp. cell-2 | species | 1 | 0 |
| japan | oita prefecture | alexandrium sp. cell-3 | species | 1 | 0 |
| japan | oita prefecture | alexandrium sp. cell-4 | species | 1 | 0 |
| japan | oita prefecture | alexandrium sp. cell-5 | species | 1 | 0 |
| japan | oita prefecture | alexandrium sp. cell-6 | species | 1 | 0 |
| japan | oita prefecture | alexandrium sp. cell-7 | species | 1 | 0 |
| japan | oita prefecture | alexandrium sp. cell-8 | species | 1 | 0 |
| poland | | alexandrium sp. ccnp 4101 | species | 1 | 0 |
| poland | | alexandrium sp. ccnp 4102 | species | 1 | 0 |
| south korea | | alexandrium sp. cs-300/01 | species | 1 | 0 |
| south korea | south jeolla province | alexandrium sp. gd1590bp7 | species | 1 | 0 |
| united kingdom | scotland | alexandrium sp. ccap1119/14 | species | 1 | 0 |
| united states | maine | alexandrium sp. ccmp2080 | species | 1 | 0 |
| united states | maine | alexandrium sp. ccmp2725 | species | 1 | 0 |
| united states | massachusetts | alexandrium sp. ccmp2722 | species | 1 | 0 |
| united states | washington | alexandrium sp. ccmp1909 | species | 1 | 0 |