| brazil | bahia | alexandrium tamiyavanichi | species | 6 | 0 |
| japan | | alexandrium tamiyavanichi | species | 28 | 0 |
| japan | hiroshima prefecture | alexandrium tamiyavanichi | species | 1 | 0 |
| japan | yamaguchi prefecture | alexandrium tamiyavanichi | species | 1 | 0 |
| malaysia | pahang | alexandrium tamiyavanichi | species | 3 | 0 |
| malaysia | sarawak | alexandrium tamiyavanichi | species | 1 | 0 |