Diatom

Illustration of Asterionellopsis glacialis (Diatom)

Illustration of a centric diatom

Illustration of Chaetoceros affinis (Diatom)

Illustration of Cyclotella spp

Illustration of a single Cyclotella

Illustration of a group of different diatoms

Illustration of a pennate Diatom

Illustration of a second Pennate Diatom

Illustration of Pseudo-nitzschia australis (Diatom)

Illustration of Thalassiosira nordenskioeldii (Diatom)

Illustration of Thalassiothrix nitzschioides (Diatom)