Spirogyra algae, light micrograph
Desmids and spirogyra, light micrograph
Euglena flagellate protozoan
Closterium sp. desmid, light micrograph
Green alga, light micrograph
Lepocinclis spirogyroides, algae, light micrograph
Green algae, light micrograph
Dinoflagellate
Diatoms, light micrograph
Diatom, light micrograph
Spirogyra sp. , algae, light micrograph
Rhodomonas sp. algae, light micrograph
Heliozoan and alga, light micrograph
Algae and ciliate on aquatic plant, light micrograph
Spirogyra green algae spiral chloroplasts
Lepocinclis acus protist, light micrograph
Spirogyra green algae LM X100
Spirogyra sp. green algae, light micrograph
Green hydra, light micrograph
Pediastrum green algae, light micrograph
Cells of green alga, light micrograph
Water milfoil stalk, light micrograph
Spirogyra Green Algae strands
Tabellaria fenestrata, light micrograph
Lepocinclis protists, light micrograph
Lepocinclis protist, light micrograph
Spirogyra algae and cyanobacteria
Green alga on an aquatic plant, light micrograph
Spirogyra algae
Difflugia amoeba and sp. diatoms, light micrograph
Spirogyra reproducing, light micrograph
Euastrum desmid cell division, light micrograph
Euastrum desmid, light micrograph
Desmid, light micrograph
Closterium desmid, light micrograph
Micrasterias desmid, light micrograph
Micrasterias desmids, light micrograph
Xanthidium desmids, light micrograph
Bambusina desmids, light micrograph
Desmids, light micrograph
Cosmarium desmids, light micrograph
Netrium desmid, light micrograph
Euastrum desmids, light micrograph
Netrium desmids, light micrograph
Microsterias green alga, light micrograph
Amoeba and desmid, light micrograph
Worm feeding on algae, light micrograph
Scenedesmus algae, SEM
Volvox sp. green algae, light micrograph
Desmid and diatoms, light micrograph
Spirogyra conjugating, polarised light micrograph
Algae settled on Myriophyllum sp., light micrograph
Rotifer and green algae, light micrograph
Green algae on aquatic plant stalk, light micrograph
Cladophora green algae, light micrograph
Spirogyra, light micrograph
Netrium oblongum green algae, LM
Spirogyra green alga, light micrograph
Volvox sp, light micrograph
Rotifer, light micrograph
Euglena sp. protist, light micrograph
Volvox green algae, light micrograph
Haematococcus algae, light micrograph
Blepharisma protozoa, light micrograph
Synura golden algae, light micrograph
Ciliate protozoa, light micrograph
Aquatic plant with cyanobacteria and algae, light micrograph
Ciliate protozoan ingesting algae
Staurastrum, SEM
Desmidium desmid, SEM
Desmids, SEM
Staurastrum desmid, SEM
Euastrum desmid, SEM
Micrasterias desmid, SEM
Pleurotaenium desmid, SEM
Cosmarium desmid, SEM
Haematococcus sp. green algae, light micrograph
Chlorella sp., green algae, light micrograph
Ophiocytium sp., green algae, light micrograph
Meridion circulare diatoms, LM
Ciliate protozoan, light micrograph
Copepod larva, light micrograph
Hypotrich ciliate, light micrograph
Algae and protist, light micrograph
Sphagnum moss, light micrograph
Sphagnum moss cells, light micrograph
Spirogyra conjugating, light micrograph