Moneran and Protistan
- Acrasiomycota
- Agar
- Algae
- Ameba
- Amoeba
- Archaea
- Archaebacteria
- Ascomycota
- Bacillus
- Bacteria
- Bacteriophage
- Basidiomycota
- Blue-green Algae
- Bracket Fungi
- Brewer's Yeast
- Brown Algae
- Carrageen
- Chrysophyta
- Chytridiomycota
- Ciliophora
- Coralline Algae
- Cyanobacteria
- Cytomegalovirus
- Death Angel
- Denitrifying Bacteria
- Desmid
- Deuteromycota
- Diatom
- Dinoflagellata
- E. Coli
- Escherichia Coli
- Euglenophyta
- Foraminiferan
- Fungi
- Gulfweed
- Iceland Moss
- Jaffna Moss
- Kelp
- Lichen
- Mastigophora
- Metazoa
- Mildew
- Mold
- Monera
- Mushroom
- Myxomycota
- Nekton
- Nitrifying Bacteria
- Nitrogen-fixing Bacteria
- Oomycota
- Opalinida
- Paramecium
- Phaeophyta
- Phage
- Plankton
- Plasmodium
- Prokaryote
- Protista
- Protozoa
- Protozoan
- Puffball
- Pyrrhophyta
- Red Algae
- Red Tide
- Retrovirus
- Rhodophyta
- Saccharomyces
- Sarcodina
- Sargassum
- Sea Lettuce
- Seaweed
- Slime Mold
- Sporozoa
- Staphylococcus
- Streptococcus
- Streptomyces
- Toadstool
- Truffle
- Trypanosome
- Virus
- Water Mold
- Yeast
- Zooplankton
- Zygomycota