Mediopyxis helysia diatoms, LM
Ditylium brightwellii marine diatom, LM
Meridion circulare diatoms, LM
Bellerochea malleus diatoms, LM
Phacus sp. flagellate, LM
Achnanthes sp. diatoms, LM
Marine diatoms, LM
Paribellus sp. diatoms, LM
Biddulphia diatoms, LM
Centric marine diatoms, LM
Netrium oblongum green algae, LM
Green alga, light micrograph
Roof microbial mat, LM
Paramecium bursaria, LM
Rhodomonas sp. algae, light micrograph
Asterionella diatoms, LM
Diatoma diatoms, LM
Tabellaria freshwater diatoms, LM
Gyrosigma freshwater diatoms, LM
Melosira sp. diatoms, LM
Volvox sp. green algae, light micrograph
Algae settled on Myriophyllum sp., light micrograph
Tabellaria flocculosa diatom, light micrograph
Purple bacteria, LM
Phaeocystis globosa, LM
Diatom, light micrograph
Green algae, light micrograph
Euastrum desmid, light micrograph
Pennate diatoms, LM
Closterium sp. desmid, light micrograph
Diatoms, light micrograph
Calothrix cyanobacterium, LM
Nostoc pruniforme cyanobacteria, LM
Pyrocystis noctiluca dinoflagellate, LM
Anabena cyanobacterium, LM
Pandorina green alga, LM
Glaucocystis algae, LM
Lepocinclis protists, LM
Spirogyra green alga, LM
Pyramimonas green algae, LM
Sphacelaria brown alga, LM
Freshwater algal bloom, LM
Synura algal bloom, LM
Tetraselmis green algae, LM
Chroococcus cyanobakteria, LM
Cladophora filaments, LM
Micrasterias truncata desmids, LM
Botryococcus sp. algae, LM
Micrasterias radiosa, LM
Odontella sp. diatom, LM
Compsopogon red alga, LM
Cryptomonas ovata alga, LM
Aphanothece sp. cyanobacteria, LM
Micrasterias crux-melitensis, LM
Euglena intermedia protist, LM
Pediastrum dupley algae, LM
Pediastrum boryanum alga, LM
Euglena mutabilis protists, LM
Euglena deses protist, LM
Anabena sp., LM
Euglena gracilis protist, LM
Haematococcus pluvialis, LM
Coscinodiscus sp. diatom, LM
Colacium sp., LM
Dictyospaerium sp., LM
Chromulina sp., LM
Phacus orbicularis, LM
Coelastrum sp., LM
Nostoc sp., LM
Cosmarium amoenum desmid, LM
Glaucocystis sp., LM
Oedogonium sp., LM
Synura petersenii, LM
Scytonema sp., LM
Stigeoclonium sp., LM
Batrachospermum sp., LM
Dinobryon algae, LM
Planotaenium desmid, LM
Pleodorina green alga, LM
Prorocentrum dinoflagellate, LM
Polysiphonia red alga, LM
Zygnema sp. algae filaments, LM
Microthamnion sp. green alga, LM
Ankistrodesmus sp. green algae, LM
Pyramimonas sp. green algae, LM
Desmodesmus abundans green alga, LM
Scenedesmus sp. green alga, LM
Stylonema sp. red alga filaments, LM
Volvox globator green alga colony, LM
Coelastrum and Spirogyra green algae, LM
Thalassiosira diatom, LM
Thalassionema diatom, LM
Chaetoceros diatom, LM
Ditylium diatom, LM
Eucampia diatom, LM
Difflugia amoeba and sp. diatoms, light micrograph
Spirogyra green alga, light micrograph
Nostoc sp. cyanobacteria, LM
Pyrocystis lunula dinoflagellate, LM
Desmidium swartzii algae filaments, LM
Micrasterias desmid, light micrograph