Illustration of a centric diatom
Illustration of Cyclotella spp
Illustration of a single Cyclotella
Illustration of a second type of benthic microalgae
Illustration of a type of benthic microalgae
Illustration of a group of different diatoms
Illustration of Thalassiothrix nitzschioides (Diatom)
Illustration of a pennate Diatom
Illustration of Thalassiosira nordenskioeldii (Diatom)
