Pyrocystis sp., light micrograph
Pyrocystis lunula dinoflagellates, light micrograph
Diatoms, light micrograph
Diatom, light micrograph
Closterium sp. desmid, light micrograph
Green alga, light micrograph
Roof microbial mat, LM
Phacus sp. flagellate, LM
Pyrocystis sp. algae, light micrograph
Ceratium cornutum algae, light micrograph
Rhodomonas sp. algae, light micrograph
Symbiodinium sp. green algae, light micrograph
Cladophora green algae, light micrograph
Volvox sp. green algae, light micrograph
Euastrum desmid, light micrograph
Green algae, light micrograph
Meridion circulare diatoms, LM
Ditylium brightwellii marine diatom, LM
Mediopyxis helysia diatoms, LM
Bellerochea malleus diatoms, LM
Pyrocystis noctiluca dinoflagellate, LM
Symbiodinium voratum, algae, light micrograph
Tabellaria flocculosa diatom, light micrograph
Pyrocystis lunula dinoflagellate, LM
Pyrocystis lunula algae, light micrograph
Dinoflagellate
Spirogyra green alga, light micrograph
Netrium oblongum green algae, LM
Spirogyra sp. , algae, light micrograph
Algae settled on Myriophyllum sp., light micrograph
Leonella granifera algae, light micrograph
Euastrum desmid cell division, light micrograph
Green algae on aquatic plant stalk, light micrograph
Woloszynskia algae, light micrograph
Leonella granifera alga, light micrograph
Glaucocystis algae, light micrograph
Algae and ciliate on aquatic plant, light micrograph
Euglena, light micrograph
Tabellaria fenestrata, light micrograph
Desmid and diatoms, light micrograph
Thalassiosira sp. diatom, light micrograph
Euglena sp. protist, light micrograph
Pyrocystis lunula alga, light micrograph
Staurastrum, SEM
Mantoniella algae, SEM
Desmidium desmid, SEM
Desmids, SEM
Staurastrum desmid, SEM
Euastrum desmid, SEM
Micrasterias desmid, SEM
Pleurotaenium desmid, SEM
Cosmarium desmid, SEM
Euglena sp, algae, light micrograph
Stentor ciliate protozoan, micrograph
Ciliate protozoan, light micrograph
Cocconeis sp. algae, light micrograph
Nostoc sp. colonies, LM
Fossil diatom, light micrograph
Encyonema freshwater diatoms, light micrograph
Caloneis freshwater diatom, light micrograph
Nitzschia freshwater diatom, light micrograph
Eucampia marine diatoms, light micrograph
Diploneis freshwater diatom, light micrograph
Craticula freshwater diatom, light micrograph
Marine diatom Gyrosigma fasicola, light micrograph
Diploneis freshwater diatom colony, light micrograph
Anabaena sp, algae, light micrograph
Spirogyra reproducing, light micrograph
Paramecium bursaria protozoan, light micr
Spirogyra algae, light micrograph
Peridinium dinoflagellates, LM
Oscillatoria cyanobacteria, light micrograph
Closterium desmid, SEM
Flatworm, polarised light micrograph
Cyanobacterium and green algae, LM
Cells of green alga, light micrograph
Diatoms and Cladophora algae, light micrograph
Suctoria and diatom algae, polarised light micrograph
Tetraedron triangulare, SEM
Nitzschia sigmoidea and gomphonema algae, light micrograph
Lepocinclis acus protist, light micrograph
Fossil diatoms, light micrograph
Microspora sp. algae, light micrograph
Odontella sp. diatom, light micrograph
Diatom frustule, light micrograph
Ankistrodesmus sp. green algae, light micrograph
Chlorogonium sp. green algae, light micrograph
Kirchneriella sp. green algae, light micrograph
Desmids and spirogyra, light micrograph
Heliozoan and alga, light micrograph
Campylodiscus sp. diatoms, light micrograph