Ciliate and Batrachospermum red algae, light micrograph
Nitzschia sp. diatom and red algae, light micrograph
Suctorian ciliate, light micrograph
Stentor ciliate and red algae, light micrograph
Stentor sp. ciliate and red algae, light micrograph
Pond life, light micrograph
Stentor ciliate and diatoms, light micrograph
Stentor sp. ciliate and diatoms, light micrograph
Red algae and diatoms, light micrograph
Stentors ciliate, light micrograph
Ciliate, light micrograph
Green and red algae, light micrograph
Loxophyllum ciliate protozoa, light micrograph
Stentor sp. ciliates, light micrograph
Batrachospermum red algae, light micrograph
Vaginicola ciliate on cyanobacteria, light micrograph
Porphyridium sp. red algae, light micrograph
Ophrydium protozoa, light micrograph
Batrachospermum sp. red algae, light micrograph
Batrachospermum red algae and diatoms, light micrograph
Vorticella sp. ciliate, light micrograph
Stentor sp. ciliate, light micrograph
Synedra sp. diatoms, light micrograph
Cymbella sp. diatoms, light micrograph
Closterium sp. desmid, light micrograph
Gomphonema sp. diatoms and green alga, light micrograph
Stylonychia ciliate, light micrograph
Amphileptus sp. ciliate, light micrograph
Algae and ciliate on aquatic plant, light micrograph
Suctoria on green algae, light micrograph
Algae, light micrograph
Rotifer and green algae, light micrograph
Porphyridium sordidum algae, light micrograph
Red alga and diatoms, polarised light micrograph
Ciliate protozoa, light micrograph
Stentor ciliates, light micrograph
Stentor ciliate, light micrograph
Diatoms, light micrograph
Heliozoan and Sirgonium, light micrograph
Heliozoans on green alga, light micrograph
Acineta suctorian ciliate, LM
Dendrosoma suctorian ciliate, LM
Closterium sp. green algae, light micrograph
Vorticella sp. ciliates, light micrograph
Phacus algae, light micrograph
Ophiocytium algae, light micrograph
Batrachospermum algae and diatoms, light micrograph
Ciliate protozoan, light micrograph
Microalgae settled on Lemna sp. root, light micrograph
Euglena mutabilis algae, light micrograph
Closterium moniliferum algae, light micrograph
Trachelomonas volvocinopsis algae, light micrograph
Phacus ranula algae, light micrograph
Phacus smulkowskianus algae, light micrograph
Ophiocytium sp. algae, light micrograph
Euastrum humerosum desmid algae, light micrograph
Vorticella protozoa, light micrograph
Batrachospermum sp. algae, light micrograph
Spirostomum Ciliate Protozoan
Protozoan on green algae, micrograph
Batrachospermum sp. red algae, polarised light micrograph
Vorticella ciliate, light micrograph
Stylonema sp. red alga filaments, LM
Compsopogon red alga, LM
Stentor protozoan, light micrograph
Hypotrich ciliate, light micrograph
Protozoa and diatoms, light micrograph
Cladophora green algae, light micrograph
Pleurotaenium truncatum, algae, light micrograph
Hydorus sp. water flea, light micrograph
Loxophyllum ciliate, light micrograph
Cyanoptyche algae, light micrograph
Red alga, light micrograph
Peridinium cinctum algae, light micrograph
Phaeothamnion sp. algae, light micrograph
Glaucocystis sp. algae, light micrograph
Tribonema sp. algae, light micrograph
Xanthonema sp. algae, light micrograph
Cryptomonas lundii algae, light micrograph
Pyrocystis lunula algae, light micrograph
Batrachospermum sp., LM
Stentor and batrachospermum algae, light micrograph
Stentor ciliate protozoa light micrograph
Paramecium ciliate protozoa, light micrograph
Phacus alga, light micrograph
Trachelomonas alga, light micrograph
Rivularia cyanobacteria, light micrograph
Amoeba, light micrograph
Euglena mutabilis alga, light micrograph
Trachelomonas volvocinopsis alga, light micrograph
Phacus ranula alga, light micrograph
Staurastrum green algae, light micrograph
Chroodactylon ornatum algae, light micrograph
Pediastrum dupley algae, LM
Ankistrodesmus sp. green algae, LM
Pyramimonas sp. green algae, LM
Zygnema sp. algae filaments, LM
Dinobryon colonial algae, polarised light micrograph
Euglena flagellate protozoans, light micrograph
Pediastrum green algae, light micrograph
Eudorina green algae, light micrograph
Testate amoeba, light micrograph
Ceratium sp. dinoflagellates, light micrograph
Pleurotaenium ehrenbergii algae, light micrograph
Haematococcus algae, light micrograph
Woloszynskia algae, light micrograph
Desmids, light micrograph
Closterium desmid, light micrograph
Closterium desmids, light micrograph
Cosmarium desmid, light micrograph
Cosmarium turpinii desmid, light micrograph
Pleurotaenium ovatum desmid, light micrograph
Ciliate and diatoms, light micrograph
Draparnaldia green algae, light micrograph
Pandorina sp. algae, light micrograph