Dinophyta

Illustration of Amphidinium crassum (Dinoflagellate)

Illustration of Amphidinium operculatum (Dinoflagellate) , an epi-benthic/epiphytic algae that is considered toxic and linked to ciguatera toxins

Illustration of a dinoflagellate

Illustration of a second type of dinoflagellate

Illustration of a third Dinoflagellate

Illustration of a dinoflagellate cyst

Illustration of Dinophysis acuminate, a dinoflagellate. D. acuminata is a planktonic toxic bloom-forming species. The most extensive blooms have been reported from the summer and fall months. Blooms have been reported from many parts of the world

Illustration of a flagellated Dinoflagellate

Illustration of Gymnodinium catenatum

Illustration of Gyrodinium species

Illustration of Prorocentrum minimum (Dinoflagellate) . P. minimum is a bloom-forming planktonic species in temperate, brackish waters to tropical regions; mostly estuarine, but also neritic. Due to its small size, often lost or overlooked in field samples. Cells are active swimmers. P. minimum is a toxic species; it produces venerupin (Hepatotoxin) which has caused shellfish poisoning resulting in gastrointestinal illnesses in humans and a number of deaths