Nauplius, light micrograph
Amoeba and desmid, light micrograph
Shelled amoeba, light micrograph
Water flea, light micrograph
Rotifer, light micrograph
Polyphemus crustacean, light micrograph
Cyanobacteria, light micrograph
Phacus sp., light micrograph
Copepod, light micrograph
Notommata sp. rotifer, light micrograph
Volvox sp, light micrograph
Micrasterias desmid, light micrograph
Polyarthra rotifer, light micrograph
Synura golden algae, light micrograph
Keratella sp. rotifer, light micrograph
Lecane sp. rotifer, light micrograph
Stentor sp. and desmids, light micrograph
Keratella rotifer, light micrograph
Amoeba, light micrograph
Euchlanis rotifer, light micrograph
Spirostomum protozoan, light micrograph
Stentor protozoan, light micrograph
Ciliate protozoan, light micrograph
Rotifers, light micrograph
Epistylis protozoa, light micrograph
Paramecium protozoa, light micrograph
Gastrotrich, light micrograph
Trichocerca rotifer, light micrograph
Algae and protist, light micrograph
Paramecium and rotifer, light micrograph
Rotifer with embryo, light micrograph
Rotifer and green algae, light micrograph
Ophrydium protozoa, light micrograph
Netrium desmid, light micrograph
Micrasterias desmids, light micrograph
Algal cysts, light micrograph
Silicoflagellates, light micrograph
Netrium desmids, light micrograph
Diatom, light micrograph
Voticella protozoan, light micrograph
Stentor sp. protozoan, light micrograph
Cymbella diatoms, light micrograph
Fish scales, light micrograph
Uroleptopsis protozoan, light micrograph
Haematococcus alga, light micrograph
Euastrum desmid, light micrograph
Copepod larva, light micrograph
Spirogyra algae, light micrograph
Xanthidium desmids, light micrograph
Desmids, light micrograph
Cosmarium desmids, light micrograph
Green algae, light micrograph
Euastrum desmids, light micrograph
Philodina rotifer, light micrograph
Green alga, light micrograph
Radiolarian shell, light micrograph
Kerona protozoan, light micrograph
Hypotrich protozoan, light micrograph
Keratella quadrata rotifer, light micrograph
Stentor ciliate protozoa light micrograph
Microsterias green alga, light micrograph
Pediastrum green algae, light micrograph
Worm feeding on algae, light micrograph
Rivularia cyanobacteria, light micrograph
Paramecium, light micrograph
Algae from Rio Tinto, Spain
Carchesium colony, light micrograph
Bryozoans, light micrograph
Floscularia rotifer, light micrograph
Vorticella protozoa, polarised light micrograph
Diatoms and cyanophyta, light micrograph
Actinophrys sol heliozoa, LM
Synura golden algae
Euglena flagellate protozoan
Desmid, light micrograph
Bambusina desmids, light micrograph
Paramecium protozoan,light micrograph
Paramecium protozoa,light micrograph
Rotifer feeding, light micrograph
Moina water flea, light micrograph
Rotaria rotifer, light micrograph
Suctorian ciliate, light micrograph
Testudinella sp. rotifer, light micrograph
Scytonema hyalinum cyanobacteria, light micrograph
Stentor ciliate, light micrograph
Daphnia water flea with embryos, light micrograph
Vorticella protozoa, light micrograph
Pond life, light micrograph
Haematococcus algae, light micrograph