Suctorian ciliate, light micrograph
Red algae and diatoms, light micrograph
Stentor ciliate and red algae, light micrograph
Stentor sp. ciliate and red algae, light micrograph
Green and red algae, light micrograph
Pond life, light micrograph
Nitzschia sp. diatom and red algae, light micrograph
Ciliate and Batrachospermum red algae, light micrograph
Acineta suctorian ciliate, LM
Dendrosoma suctorian ciliate, LM
Diatoms, light micrograph
Stylonema sp. red alga filaments, LM
Compsopogon red alga, LM
Stentor ciliate, light micrograph
Stentor sp. ciliate, light micrograph
Vaginicola ciliate on cyanobacteria, light micrograph
Ophrydium protozoa, light micrograph
Stentor ciliate and diatoms, light micrograph
Stentor sp. ciliate and diatoms, light micrograph
Tabellaria freshwater diatoms, LM
Odontella sp. diatom, LM
Gyrosigma freshwater diatoms, LM
Melosira sp. diatoms, LM
Suctoria on green algae, light micrograph
Diatoms on red algae, light micrograph
Red alga and diatoms, polarised light micrograph
Heliozoan and Sirgonium, light micrograph
Trithigmostoma ciliate, LM
Loxophyllum predatory ciliate, LM
Amphileptus sp. ciliate, light micrograph
Frontonia protist, light micrograph
Cryptomonas ovata alga, LM
Microthamnion sp. green alga, LM
Pediastrum dupley algae, LM
Ankistrodesmus sp. green algae, LM
Pyramimonas sp. green algae, LM
Pediastrum boryanum alga, LM
Zygnema sp. algae filaments, LM
Synedra sp. diatoms, light micrograph
Ciliate and diatoms, light micrograph
Suctorian protozoan, light micrograph
Euglena flagellate protozoans, light micrograph
Carchesium colony, light micrograph
Vorticella protozoa, light micrograph
Diatoma diatoms, LM
Cladophora filaments, LM
Batrachospermum sp., LM
Porphyridium sordidum algae, light micrograph
Rotifer and ciliate protozoa, micrograph
Ciliate protozoa, light micrograph
Closterium sp. green algae, light micrograph
Algae, light micrograph
Suctorian protozoa and fragilaria diatoms, light micrograph
Suctorian protozoan and fragilaria diatoms, light micrograph
Botryococcus sp. algae, LM
Micrasterias radiosa, LM
Micrasterias crux-melitensis, LM
Pleurotaenium truncatum, algae, light micrograph
Microalgae settled on Lemna sp. root, light micrograph
Vorticella sp. ciliates, light micrograph
Frontonia ciliate protozoan, light micrograph
Asterionella diatoms, LM
Coscinodiscus sp. diatom, LM
Synedra diatom group, LM
Diatoma diatom, LM
Cymbella sp. Diatoms, LM
Stephanodiscus diatom, LM
Cymbella Diatoms, LM
Thalassiosira punctigera, light micrograph
Achnanthes sp. algae, light micrograph
Tabellaria sp. algae, light micrograph
Odontella sp. algae, light micrograph
Meridion circulare diatoms, LM
Batrachospermum algae and diatoms, light micrograph
Stentor protozoan, light micrograph
Loxodes sp. protozoan, light micrograph
Thalassiosira diatom, LM
Thalassionema diatom, LM
Chaetoceros diatom, LM
Ditylium diatom, LM
Eucampia diatom, LM
Pennate diatoms, LM
Marine life, light micrograph
Different green algae, light micrograph
Stentors ciliate, light micrograph
Ciliate, light micrograph
Loxophyllum ciliate, light micrograph
Porphyridium sp. red algae, light micrograph
Ciliate protozoan, light micrograph
Loxophyllum ciliate protozoa, light micrograph
Hypotrich ciliate, light micrograph
Stylonychia ciliate, light micrograph
Frontonia sp. protist, light micrograph
Pleurotaenium nodosum desmid
Desmids, light micrograph
Closterium desmid, light micrograph
Closterium desmids, light micrograph
Cosmarium desmid, light micrograph
Cosmarium turpinii desmid, light micrograph
Euglena intermedia protist, LM
Euglena mutabilis protists, LM
Euglena deses protist, LM
Pleurotaenium ovatum desmid, light micrograph
Pleurotaenium ovatum desmid cell division, light micrograph
Heliozoans on green alga, light micrograph
Rotifer and green algae, light micrograph
Prorocentrum dinoflagellate, LM
Algae and ciliate on aquatic plant, light micrograph
Microorganisms, light micrograph
Cymbella sp. diatoms, light micrograph
Gomphonema sp. diatoms and green alga, light micrograph