Toxic Dinoflagellates of New Zealand

  1. Dinophysis acuta
  2. Alexandrium ostenfeldii
  3. Gymnodinium cf. mikimotoi
  4. Cochlodinium polykrikoides
  5. Gymnodinium breve
  6. Gymnodinium sp.
  7. Gymnodinium sp.
  8. Gymnodinium sp.
  9. Alexandrium margalefii
  10. Alexandrium tamarense
  11. Dinophysis dens
  12. Alexandrium minutum
  13. Dinophysis skagii
  14. Resting cyst of Alexandrium ostenfeldi
  15. Alexandrium concavum
  16. Dinophysis acumniata
  17. Prorcentum lima
  18. Gymnodinium breve
  19. Dinophysis sp.

Scientists have not yet proved all these species are toxic in New Zealand. The list is not complete nor does it contain toxic microalgae from other groups. The relative sizes of the dinoflagellates are not to scale.

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