Diatoms, light micrograph
Tabellaria freshwater diatoms, LM
Gyrosigma freshwater diatoms, LM
Melosira sp. diatoms, LM
Odontella sp. diatom, LM
Meridion circulare diatoms, LM
Pleurotaenium truncatum, algae, light micrograph
Diatoma diatoms, LM
Zygnema sp. algae filaments, LM
Botryococcus sp. algae, LM
Micrasterias radiosa, LM
Cryptomonas ovata alga, LM
Micrasterias crux-melitensis, LM
Microthamnion sp. green alga, LM
Pediastrum dupley algae, LM
Ankistrodesmus sp. green algae, LM
Pyramimonas sp. green algae, LM
Pediastrum boryanum alga, LM
Pennate diatoms, LM
Pleurotaenium ovatum desmid, light micrograph
Pleurotaenium sp. green algae, light micrograph
Cladophora filaments, LM
Green algae, light micrograph
Micrasterias truncata desmids, LM
Aphanothece sp. cyanobacteria, LM
Euglena intermedia protist, LM
Euglena mutabilis protists, LM
Euglena deses protist, LM
Diatom, light micrograph
Red algae and diatoms, light micrograph
Green alga, light micrograph
Rhodomonas sp. algae, light micrograph
Stylonema sp. red alga filaments, LM
Compsopogon red alga, LM
Asterionella diatoms, LM
Cymbella sp. Diatoms, LM
Cymbella Diatoms, LM
Chroococcus cyanobakteria, LM
Gyrosigma diatom, Mayorella amoeba, LM
Thecamoeba amoeba, LM
Suctorian protozoa and fragilaria diatoms, light micrograph
Suctorian protozoan and fragilaria diatoms, light micrograph
Closterium desmid, light micrograph
Micrasterias desmids, light micrograph
Closterium desmids, light micrograph
Micrasterias desmid, light micrograph
Draparnaldia green algae, light micrograph
Closterium lunula, algae, light micrograph
Nostoc sp. cyanobacteria, LM
Desmidium swartzii algae filaments, LM
Mediopyxis helysia diatoms, LM
Bellerochea malleus diatoms, LM
Asterionella diatoms, light micrograph
Fragilaria diatoms, light micrograph
Gomphonema diatoms, light micrograph
Diatoma diatoms, light micrograph
Epithemia diatoms, light micrograph
Diatoms and green algae, light micrograph
Prorocentrum dinoflagellate, LM
Diatoms and desmids, light micrograph
Diatoms on duckweed, light micrograph
Paribellus sp. diatoms, LM
Acineta suctorian ciliate, LM
Dendrosoma suctorian ciliate, LM
Suctorian ciliate, light micrograph
Closterium sp. green algae, light micrograph
Cymbella sp. diatoms, light micrograph
Pediastrum green algae, light micrograph
Coscinodiscus sp. diatom, LM
Thalassiosira sp. diatom, light micrograph
Synedra diatom group, LM
Diatoma diatom, LM
Cyanobacteria and diatom, LM
Cyanobacteria filaments, LM
Stephanodiscus diatom, LM
Thalassiosira punctigera, light micrograph
Achnanthes sp. algae, light micrograph
Tabellaria sp. algae, light micrograph
Odontella sp. algae, light micrograph
Desmid zygote, light micrograph
Gonium green algae, light micrograph
Netrium algae, light micrograph
Algae settled on Myriophyllum sp., light micrograph
Pleurotaenium nodosum desmid
Desmids, light micrograph
Cosmarium desmid, light micrograph
Cosmarium turpinii desmid, light micrograph
Pleurotaenium ovatum desmid cell division, light micrograph
Suctoria on green algae, light micrograph
Roof microbial mat, LM
Diatoms and cyanobacteria, micrograph
Heliozoan and Sirgonium, light micrograph
Pyrocystis noctiluca dinoflagellate, LM
Pennate diatom, light micrograph