Green alga, light micrograph
Microsterias green alga, light micrograph
Euastrum desmid, light micrograph
Micrasterias desmid, light micrograph
Micrasterias desmids, light micrograph
Xanthidium desmids, light micrograph
Desmids, light micrograph
Cosmarium desmids, light micrograph
Euastrum desmids, light micrograph
Netrium desmids, light micrograph
Pediastrum green algae, light micrograph
Desmid, light micrograph
Bambusina desmids, light micrograph
Netrium desmid, light micrograph
Haematococcus alga, light micrograph
Closterium desmid, light micrograph
Spirogyra algae, light micrograph
Green algae, light micrograph
Ciliate protozoan, light micrograph
Ciliate protozoa, light micrograph
Amoeba and desmid, light micrograph
Ophrydium protozoa, light micrograph
Worm feeding on algae, light micrograph
Desmids and spirogyra, light micrograph
Diatoms, light micrograph
Diatom, light micrograph
Euastrum humerosum desmid algae, light micrograph
Haematococcus algae, light micrograph
Microalgae, light micrograph
Uroleptopsis protozoan, light micrograph
Hypotrich protozoan, light micrograph
Stentor ciliate protozoa light micrograph
Closterium moniliferum alga, light micrograph
Trachelomonas sp. protist, light micrograph
Hypotrich ciliate, light micrograph
Scenedesmus algae, SEM
Euglena flagellate protozoan
Spirotaenia desmid, light micrograph
Paramecium protozoan,light micrograph
Paramecium protozoa,light micrograph
Paramecium protozoa, light micrograph
Phacus sp., light micrograph
Draparnaldia green algae, light micrograph
Desmodesmus abundans green alga, LM
Scenedesmus sp. green alga, LM
Synura golden algae, light micrograph
Closterium sp. desmid, light micrograph
Phacus alga, light micrograph
Trachelomonas alga, light micrograph
Amoeba, light micrograph
Bambusina sp. green alga, light micrograph
Algae, light micrograph
Ciliate protozoan ingesting algae
Pandorina sp. algae, light micrograph
Netrium digitus algae, light micrograph
Staurastrum margaritaceum algae, light micrograph
Scenedesmus quadricauda algae, light micrograph
Groenbladia undulata algae, light micrograph
Pyramimonas amylifera algae, light micrograph
Mesostigma viride algae, light micrograph
Spirogloea muscicola algae, light micrograph
Tetmemorus granulatus algae, light micrograph
Staurastrum sp. green algae, light micrograph
Volvox sp., green algae, light micrograph
Volvox colony, light micrograph
Melosira sp diatoms, light micrograph
Pleurosigma sp diatoms, light micrograph
Pleurosigma sp diatom, light micrograph
Euglena mutabilis alga, light micrograph
Trachelomonas volvocinopsis alga, light micrograph
Phacus ranula alga, light micrograph
Chlorella sp., green algae, light micrograph
Ophiocytium sp., green algae, light micrograph
Proteus amoeba, light micrograph
Amoeba protozoan, light micrograph
Coleochaete green alga, LM
Paramecium bursaria protozoan
Blepharisma protozoa, light micrograph
Cothurnia protozoan, light micrograph
Volvox sp, light micrograph
Rotifer, light micrograph
Iodamoeba buetschlii parasitic cyst
Algae and protist, light micrograph