Microalgae

Illustration of Akashiwo sanguinea (Dinoflagellate)

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 Asterionellopsis glacialis (Diatom)

Illustration of a type of benthic microalgae

Illustration of a second type of benthic microalgae

Illustration of a centric diatom

Illustration of Ceratium furca (Dinoflagellate)

Illustration of Ceratium furca (Dinoflagellate)

Illustration of Chaetoceros affinis (Diatom)

Illustration of Chattonella spp

Illustration of Chlamydomonas

Illustration of Coccolithophore spp

Illustration of Cyclotella spp

Illustration of a single Cyclotella

Illustration of a group of different diatoms

Illustration of a dinoflagellate

Illustration of a second type of dinoflagellate

Illustration of a third Dinoflagellate

Illustration of a dinoflagellate cyst

Illustration of a second type of Dinoflagellate cyst

Illustration of a third type of Dinoflagellate cyst

Illustration of several different forms of Dinoflagellates

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 Fibrocapsa japonica

Illustration of a flagellated Dinoflagellate

Illustration of Gymnodinium catenatum

Illustration of Karlodinium micrum

Illustration of a mixed phytoplankton community

Illustration of a pennate Diatom

Illustration of a second Pennate Diatom

Illustration of Pfiesteria piscicida (Dinoflagellate) , responsible for many harmful algal blooms in the 1980s and 1990s on the coast of North Carolina and Maryland. The species name piscicida means "fish-killer."

Illustration of P. Shumwayae (Dinoflagellate)

Illustration of a Phytoplankton blooom

Illustration of P. micans (Dinoflagellate)

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

Illustration of Pseudo-nitzschia australis (Diatom)

Illustration of Thalassiosira nordenskioeldii (Diatom)

Illustration of Thalassiothrix nitzschioides (Diatom)