<p>Phylum Chlorophyta (green algae) Phylum Protozoa Class Chlorophyceae Genus Vorticella Order Zygnematales Family Desmidiaceae Phylum Rotifera Genus Staurastrum Class Monogononta Order Ploima Order Chlorococcales Family Syncheatidae Family Chlorococcaceae Genus Synchaeta Genus Polyedriopsis Polyarthra Family Hydrodictyaceae Family Brachionidae Genus Pediastrum Genus Keratella Family Asplanchnidae Order Volvocales Genus Asplanchna Family Volvocaceae Genus Eudorina Phylum Arthropoda Gonium Class Crustacea Order Cladocera Phylum Cyanophyta (Bluegreen algae) Family Daphnidae Order Nostocales Genus Daphnia Family Nostocaceae Family Bosminidae Genus Anabaena Genus Bosmina Eubosmina Order Oscillatoriaceae Family Leptodoridae Family Oscillatoriaceae Genus Leptodora Genus Oscillatoria Spirulina Order Copepoda Suborder Calanoida Phylum Chrysophyta Cyclopoida Class Bacillariophyceae (diatoms) Harpacticoida Order Centrales (Nauplius larvae, copepodid) Family Coscinodiscaceae Genus Melosira Order Amphipoda</p><p>Order Pennales Phylum Mollusca Family Fragilariaceae Class Bivalvia Genus Diatoma Order Veneroida Fragilaria Family Dreissenidae Astrerionella Genus: Dreissena Synedra Species polymorpha (zebramussel) Tabellaria Species bugensis (quagga mussel) Family Naviculaceae (larvae: veliger) Genus Navicula Nitzschia Phylum Tardigrada (water bear) Family Cymbellaceae Genus Cymbella Algae pictures: http://vis-pc.plantbio.ohiou.edu/algaeimage/imageindex.htm</p>