| Class | Genus | Species No. | Strain No. |
|---|---|---|---|
| Imbricatea | Abollifer | 1 | 1 |
| Cyanophyceae | Acaryochloris | 2 | 2 |
| Bacillariophyceae | Achnanthes | 2 | 2 |
| Bacillariophyceae | Achnanthidium | 2 | 12 |
| Phaeophyceae | Acinetospora | 1 | 1 |
| Ulvophyceae | Acrochaete | 1 | 1 |
| Trebouxiophyceae | Actinastrum | 1 | 1 |
| Nucleohelea | Actinophrys | 1 | 1 |
| Dinophyceae | Adenoides | 1 | 1 |
| Fornicata | Aduncisulcus | 1 | 1 |
| Ulvophyceae | Aegagropila | 1 | 1 |
| Dinophyceae | Akashiwo | 1 | 3 |
| Dinophyceae | Alexandrium | 7 | 12 |
| Sarcomonadea | Allapsa | 3 | 3 |
| Dinophyceae | Amphidinium | 7 | 14 |
| Cyanophyceae | Anabaena | 2 | 4 |
| Cyanophyceae | Anabaenopsis | 2 | 3 |
| Cyanophyceae | Anacystis | 1 | 1 |
| Variosea | Angulamoeba | 1 | 1 |
| Chlorophyceae | Ankistrodesmus | 5 | 9 |
| Pelagophyceae | Ankylochrysis | 1 | 1 |
| Cyanophyceae | Annamia | 1 | 1 |
| Trebouxiophyceae | Apatococcus | 1 | 1 |
| Cyanophyceae | Aphanizomenon | 3 | 10 |
| Cyanophyceae | Aphanocapsa | 1 | 1 |
| Cyanophyceae | Aphanothece | 1 | 1 |
| Chlorophyceae | Apiocystis | 1 | 1 |
| Cyanophyceae | Arthrospira | 2 | 3 |
| Bacillariophyceae | Asterionellopsis | 1 | 2 |
| Trebouxiophyceae | Asterochloris | 1 | 4 |
| Chlorophyceae | Asterococcus | 1 | 2 |
| Dinophyceae | Asterodinium | 1 | 1 |
| Chlorophyceae | Astrephomene | 2 | 9 |
| Dinophyceae | Asulcocephalium | 1 | 1 |
| Bacillariophyceae | Aulacoseira | 3 | 4 |
| Cyanophyceae | Aulosira | 1 | 1 |
| Labyrinthulea | Aurantiochytrium | 1 | 1 |
| Aurearenophyceae | Aurearena | 1 | 3 |
| Trebouxiophyceae | Auxenochlorella | 1 | 4 |
| Cryptophyceae | Baffinella | 1 | 1 |
| Stylonematophyceae | Bangiopsis | 1 | 1 |
| Chlorophyceae | Basichlamys | 1 | 2 |
| Mamiellophyceae | Bathycoccus | 1 | 3 |
| Florideophyceae | Batrachospermum | 4 | 4 |
| Bicoecea | Bicosoeca | 1 | 1 |
| Chlorarachniophyceae | Bigelowiella | 1 | 1 |
| Ulvophyceae | Blidingia | 1 | 1 |
| Kinetoplastea | Bodo | 1 | 1 |
| Xanthophyceae | Botrydium | 1 | 1 |
| Trebouxiophyceae | Botryococcus | 1 | 2 |
| Coccolithophyceae | Braarudosphaera | 1 | 5 |
| Chlorophyceae | Brachiomonas | 1 | 1 |
| Chlorophyceae | Bracteacoccus | 3 | 3 |
| Dinophyceae | Breviolum | 2 | 2 |
| Rhodellophyceae | Bulboplastis | 1 | 1 |
| Xanthophyceae | Bumilleriopsis | 1 | 1 |
| Dinophyceae | Cachonina | 1 | 1 |
| Bicoecea | Cafeteria | 1 | 1 |
| Coccolithophyceae | Calcidiscus | 1 | 4 |
| Cyanophyceae | Calothrix | 5 | 13 |
| Coccolithophyceae | Calyptrosphaera | 3 | 9 |
| Trebouxiophyceae | Carolibrandtia | 1 | 3 |
| Chlorophyceae | Carteria | 10 | 29 |
| Sarcomonadea | Cavernomonas | 1 | 1 |
| Sarcomonadea | Cercomonas | 11 | 11 |
| Bacillariophyceae | Chaetoceros | 7 | 13 |
| Chlorophyceae | Chaetopeltis | 2 | 2 |
| Cyanophyceae | Chamaesiphon | 2 | 2 |
| Florideophyceae | Chantransia | 1 | 1 |
| Charophyceae | Chara | 6 | 21 |
| Chlorophyceae | Characiochloris | 2 | 3 |
| Chlorophyceae | Characium | 2 | 2 |
| Raphidophyceae | Chattonella | 2 | 90 |
| Chlorophyceae | Chlamydomonad | 1 | 1 |
| Chlorophyceae | Chlamydomonas | 30 | 92 |
| Chlorarachniophyceae | Chlorarachnion | 2 | 2 |
| Trebouxiophyceae | Chlorella | 4 | 25 |
| Chlorophyceae | Chlorococcum | 5 | 7 |
| Chlorophyceae | Chlorogonium | 4 | 25 |
| Trebouxiophyceae | Chloroidium | 1 | 2 |
| Chlorokybophyceae | Chlorokybus | 1 | 1 |
| Chlorophyceae | Chloromonas | 12 | 18 |
| Chloropicophyceae | Chloroparvula | 3 | 4 |
| Chloropicophyceae | Chloropicon | 3 | 6 |
| Chlorophyceae | Chlorotetraedron | 1 | 2 |
| Trebouxiophyceae | Choricystis | 3 | 8 |
| Chromerida | Chromera | 1 | 1 |
| Chlorophyceae | Chromochloris | 1 | 1 |
| Cyanophyceae | Chroococcidium | 1 | 1 |
| Stylonematophyceae | Chroodactylon | 1 | 3 |
| Cyanophyceae | Chroogloeocystis | 1 | 1 |
| Cryptophyceae | Chroomonas | 9 | 17 |
| Chrysophyceae | Chrysamoeba | 1 | 1 |
| Prymnesiophyceae | Chrysochromulina | 5 | 8 |
| Prymnesiophyceae | Chrysoculter | 1 | 1 |
| Pelagophyceae | Chrysophaeum | 1 | 2 |
| Coccolithophyceae | Chrysotila | 2 | 2 |
| Dinophyceae | Cladocopium | 1 | 1 |
| Zygnematophyceae | Closterium | 20 | 88 |
| Coccolithophyceae | Coccolithus | 1 | 2 |
| Trebouxiophyceae | Coccomyxa | 2 | 4 |
| Dinophyceae | Cochlodinium | 1 | 1 |
| Chlorophyceae | Coelastrum | 5 | 9 |
| Cyanophyceae | Coelosphaerium | 1 | 3 |
| Chlorophyceae | Colemanosphaera | 2 | 7 |
| Coleochaetophyceae | Coleochaete | 2 | 2 |
| Compsopogonophyceae | Compsopogon | 1 | 2 |
| Compsopogonophyceae | Compsopogonopsis | 1 | 1 |
| Dinophyceae | Coolia | 3 | 13 |
| Tubulinea | Copromyxa | 1 | 1 |
| Coccolithophyceae | Corisphaera | 1 | 1 |
| Rhodellophyceae | Corynoplastis | 1 | 1 |
| Zygnematophyceae | Cosmarium | 4 | 7 |
| Zygnematophyceae | Cosmocladium | 1 | 1 |
| Bacillariophyceae | Craticula | 2 | 3 |
| Trebouxiophyceae | Crucigenia | 1 | 1 |
| Chlorophyceae | Crucigeniella | 1 | 1 |
| Coccolithophyceae | Cruciplacolithus | 1 | 1 |
| Euglenophyceae | Cryptoglena | 2 | 2 |
| Cryptophyceae | Cryptomonas | 8 | 30 |
| Cyanophyceae | Cuspidothrix | 1 | 2 |
| Cyanidiophyceae | Cyanidiococcus | 1 | 1 |
| Cyanidiophyceae | Cyanidioschyzon | 1 | 5 |
| Cyanidiophyceae | Cyanidium | 1 | 3 |
| Cyanophyceae | Cyanobium | 1 | 1 |
| Glaucophyceae | Cyanophora | 4 | 4 |
| Bacillariophyceae | Cyclotella | 3 | 8 |
| Zygnematophyceae | Cylindrocystis | 3 | 6 |
| Cyanophyceae | Cylindrospermum | 2 | 2 |
| Bacillariophyceae | Cylindrotheca | 3 | 4 |
| Chlorophyceae | Dangeardinia | 2 | 2 |
| Cyanophyceae | Dermocarpa | 1 | 1 |
| Chlorophyceae | Desmodesmus | 7 | 21 |
| Cyanophyceae | Desmonostoc | 1 | 4 |
| Chlorophyceae | Desmotetra | 1 | 1 |
| Bigyromonadea | Developayella | 1 | 1 |
| Coccolithophyceae | Dicrateria | 1 | 4 |
| Trebouxiophyceae | Dictyochloropsis | 1 | 1 |
| Trebouxiophyceae | Dictyosphaerium | 2 | 2 |
| Trebouxiophyceae | Didymogenes | 2 | 2 |
| Chlorophyceae | Dimorphococcus | 1 | 2 |
| Chrysophyceae | Dinobryon | 1 | 1 |
| Diphyllatea | Diphylleia | 1 | 1 |
| Labyrinthulea | Diplophrys | 1 | 1 |
| Bacillariophyceae | Ditylum | 1 | 1 |
| Zygnematophyceae | Docidium | 1 | 1 |
| Cyanophyceae | Dolichospermum | 21 | 161 |
| Chlorophyceae | Dunaliella | 7 | 8 |
| Dinophyceae | Durusdinium | 1 | 1 |
| Metamonada incertae sedis | Dysnectes | 1 | 1 |
| Chlorophyceae | Echinosphaeridium | 1 | 1 |
| Coccolithophyceae | Emiliania | 1 | 22 |
| Bacillariophyceae | Entomoneis | 1 | 1 |
| Sarcomonadea | Eocercomonas | 1 | 1 |
| Bacillariophyceae | Eolimna | 2 | 2 |
| Chrysophyceae | Epipyxis | 1 | 1 |
| Trebouxiophyceae | Eremosphaera | 2 | 6 |
| Imbricatea | Esquamula | 1 | 1 |
| Zygnematophyceae | Euastrum | 2 | 3 |
| Bacillariophyceae | Eucampia | 1 | 1 |
| Chlorophyceae | Eudorina | 7 | 30 |
| Euglenophyceae | Euglena | 6 | 10 |
| Bacillariophyceae | Eunotia | 1 | 1 |
| Euglenophyceae | Eutreptiella | 2 | 3 |
| Raphidophyceae | Fibrocapsa | 2 | 6 |
| Bacillariophyceae | Fistulifera | 1 | 1 |
| Sarcomonadea | Flectomonas | 1 | 1 |
| Dictyochophyceae | Florenciella | 2 | 5 |
| Bacillariophyceae | Fragilaria | 2 | 2 |
| Dinophyceae | Fukuyoa | 1 | 1 |
| Cyanidiophyceae | Galdieria | 3 | 4 |
| Dinophyceae | Gambierdiscus | 5 | 7 |
| Cyanophyceae | Geitlerinema | 1 | 1 |
| Cyanophyceae | Geminocystis | 1 | 2 |
| Coccolithophyceae | Gephyrocapsa | 1 | 17 |
| Dinophyceae | Gertia | 1 | 1 |
| Chrysomerophyceae | Giraudyopsis | 1 | 1 |
| Glaucophyceae | Glaucocystis | 4 | 7 |
| Dinophyceae | Glenodiniopsis | 1 | 1 |
| Cyanophyceae | Gloeocapsa | 1 | 1 |
| Chlorophyceae | Gloeomonas | 2 | 5 |
| Pinguiophyceae | Glossomastix | 2 | 4 |
| Bacillariophyceae | Gomphonema | 3 | 5 |
| Zygnematophyceae | Gonatozygon | 2 | 4 |
| Goniomonadea | Goniomonas | 4 | 4 |
| Chlorophyceae | Gonium | 6 | 48 |
| Raphidophyceae | Gonyostomum | 2 | 3 |
| Chlorophyceae | Graesiella | 1 | 6 |
| Chlorophyceae | Gungnir | 2 | 6 |
| Dinophyceae | Gymnodinium | 3 | 7 |
| Chlorophyceae | Gymnomonas | 1 | 2 |
| Dinophyceae | Gymnoxanthella | 1 | 1 |
| Dinophyceae | Gyrodinium | 2 | 2 |
| Chlorophyceae | Haematococcus | 2 | 6 |
| Chlorophyceae | Hafniomonas | 6 | 11 |
| Ulvophyceae | Halochlorococcum | 1 | 2 |
| Chlorophyceae | Hamakko | 1 | 1 |
| Bacillariophyceae | Hantzschia | 1 | 1 |
| Chlorophyceae | Hapalochloris | 1 | 4 |
| Prymnesiophyceae | Haptolina | 1 | 1 |
| Raphidophyceae | Haramonas | 2 | 2 |
| Coccolithophyceae | Helicosphaera | 1 | 1 |
| Dinophyceae | Hemidinium | 1 | 1 |
| Chlorophyceae | Hemiflagellochloris | 1 | 1 |
| Cryptophyceae | Hemiselmis | 2 | 2 |
| Diplonemea | Hemistasia | 1 | 1 |
| Dinophyceae | Heterocapsa | 6 | 12 |
| Chlorophyceae | Heterochlamydomonas | 2 | 2 |
| Raphidophyceae | Heterosigma | 1 | 10 |
| Trepomonadea | Hexamita | 1 | 1 |
| Zygnematophyceae | Hyalotheca | 1 | 2 |
| Cyanophyceae | Hydrococcus | 1 | 1 |
| Chlorophyceae | Hydrodictyon | 1 | 1 |
| Coccolithophyceae | Hymenomonas | 1 | 1 |
| Klebsormidiophyceae | Interfilum | 1 | 1 |
| Coccolithophyceae | Isochrysis | 1 | 5 |
| Chlorophyceae | Ixipapillifera | 2 | 3 |
| Cyanophyceae | Kamptonema | 1 | 1 |
| Dinophyceae | Karenia | 2 | 5 |
| Dinophyceae | Karlodinium | 1 | 1 |
| Kathablepharidea | Kathablepharis | 1 | 1 |
| Dinophyceae | Katodinium | 1 | 2 |
| Ulvophyceae | Kentrosphaera | 1 | 1 |
| Fornicata | Kipferlia | 1 | 1 |
| Chlorophyceae | Kirchneriella | 1 | 1 |
| Klebsormidiophyceae | Klebsormidium | 3 | 4 |
| Discosea | Korotnevella | 2 | 2 |
| Chlorophyceae | Koshicola | 1 | 1 |
| Trebouxiophyceae | Lagerheimia | 3 | 3 |
| Chrysophyceae | Lagynion | 1 | 1 |
| Charophyceae | Lamprothamnium | 1 | 1 |
| Dinophyceae | Leiocephalium | 1 | 2 |
| Dinophyceae | Lepidodinium | 2 | 5 |
| Cyanophyceae | Leptolyngbya | 2 | 10 |
| Kathablepharidea | Leucocryptos | 1 | 1 |
| Cyanophyceae | Limnothrix | 2 | 2 |
| Bacillariophyceae | Lithodesmium | 1 | 1 |
| Chlorophyceae | Lobochlamys | 2 | 4 |
| Chlorophyceae | Lobomonas | 2 | 2 |
| Chlorarachniophyceae | Lotharella | 1 | 1 |
| Dictyochophyceae | Luteocerasus | 1 | 1 |
| Chrysophyceae | Mallomonas | 1 | 1 |
| Mamiellophyceae | Mamiella | 2 | 3 |
| Mamiellophyceae | Mantoniella | 1 | 1 |
| Pedinophyceae | Marsupiomonas | 1 | 2 |
| Cyanophyceae | Mastigocladus | 1 | 2 |
| Thecofilosea | Mataza | 1 | 1 |
| Bacillariophyceae | Mayamaea | 3 | 4 |
| Chlorophyceae | Medakamo | 1 | 1 |
| Cyanophyceae | Merismopedia | 2 | 3 |
| Raphidophyceae | Merotricha | 1 | 1 |
| Dictyochophyceae | Mesopedinella | 1 | 1 |
| Mesostigmatophyceae | Mesostigma | 1 | 5 |
| Zygnematophyceae | Mesotaenium | 2 | 3 |
| Chlorophyceae | Messastrum | 1 | 1 |
| Trebouxiophyceae | Micractinium | 4 | 5 |
| Zygnematophyceae | Micrasterias | 6 | 11 |
| Cyanophyceae | Microchaete | 1 | 1 |
| Eustigmatophyceae | Microchloropsis | 1 | 1 |
| Cyanophyceae | Microcystis | 1 | 372 |
| Chlorophyceae | Microglena | 3 | 3 |
| Mamiellophyceae | Micromonas | 3 | 14 |
| Cyanophyceae | Microseira | 1 | 1 |
| Trebouxiophyceae | Microthamnion | 1 | 1 |
| Bacillariophyceae | Minidiscus | 1 | 1 |
| Xanthophyceae | Mischococcus | 1 | 1 |
| Chlorophyceae | Monactinus | 1 | 1 |
| Mamiellophyceae | Monomastix | 1 | 2 |
| Chlorophyceae | Monoraphidium | 6 | 11 |
| Chlorophyceae | Mychonastes | 3 | 9 |
| Trebouxiophyceae | Myrmecia | 1 | 1 |
| Cyanophyceae | Myxosarcina | 2 | 2 |
| Trebouxiophyceae | Nannochloris | 2 | 5 |
| Eustigmatophyceae | Nannochloropsis | 2 | 3 |
| Florideophyceae | Nemalionopsis | 1 | 36 |
| Chlorophyceae | Neochlorosarcina | 1 | 1 |
| Chlorophyceae | Neodesmus | 1 | 1 |
| Sarcomonadea | Neoheteromita | 1 | 1 |
| Nephroselmidophyceae | Nephroselmis | 7 | 20 |
| Zygnematophyceae | Netrium | 3 | 5 |
| Charophyceae | Nitella | 12 | 21 |
| Charophyceae | Nitellopsis | 1 | 2 |
| Bacillariophyceae | Nitzschia | 5 | 17 |
| Cyanophyceae | Nodosilinea | 1 | 1 |
| Cyanophyceae | Nodularia | 1 | 2 |
| Chlorarachniophyceae | Norrisiella | 1 | 1 |
| Cyanophyceae | Nostoc | 6 | 19 |
| Chrysophyceae | Ochromonas | 3 | 4 |
| Coccolithophyceae | Ochrosphaera | 2 | 3 |
| Bacillariophyceae | Odontella | 2 | 2 |
| Chlorophyceae | Oedogonium | 2 | 2 |
| Olisthodiscophyceae | Olisthodiscus | 2 | 3 |
| Ulvophyceae | Oltmannsiellopsis | 3 | 6 |
| Trebouxiophyceae | Oocystaenium | 1 | 1 |
| Trebouxiophyceae | Oocystis | 3 | 5 |
| Chlorophyceae | Oogamochlamys | 1 | 2 |
| Coccolithophyceae | Oolithotus | 1 | 3 |
| Xanthophyceae | Ophiocytium | 3 | 4 |
| Cyanophyceae | Oscillatoria | 6 | 6 |
| Chlorophyceae | Ostravamonas | 1 | 2 |
| Mamiellophyceae | Ostreococcus | 3 | 4 |
| Dinophyceae | Ostreopsis | 1 | 1 |
| Imbricatea | Ovulinata | 1 | 1 |
| Oxyrrhea | Oxyrrhis | 1 | 2 |
| Chlorophyceae | Pandorina | 2 | 14 |
| Sarcomonadea | Paracercomonas | 5 | 5 |
| Trebouxiophyceae | Parachlorella | 2 | 15 |
| Oligohymenophorea | Paramecium | 1 | 1 |
| Chrysophyceae | Paraphysomonas | 1 | 2 |
| Trebouxiophyceae | Parietochloris | 2 | 2 |
| Chlorophyceae | Pascherina | 1 | 2 |
| Imbricatea | Paulinella | 2 | 2 |
| Chlorophyceae | Paulschulzia | 1 | 1 |
| Rappephyceae | Pavlomulina | 1 | 1 |
| Pavlovophyceae | Pavlova | 3 | 12 |
| Chlorophyceae | Pediastrum | 4 | 8 |
| Chlorophyceae | Pediludiella | 1 | 1 |
| Dictyochophyceae | Pedinella | 2 | 2 |
| Pedinophyceae | Pedinomonas | 1 | 1 |
| Pelagophyceae | Pelagococcus | 1 | 1 |
| Dinophyceae | Pelagodinium | 1 | 1 |
| Pelagophyceae | Pelagomonas | 2 | 9 |
| Cyanophyceae | Pelatocladus | 1 | 1 |
| Zygnematophyceae | Penium | 1 | 3 |
| Heterolobosea | Percolomonas | 1 | 1 |
| Dinophyceae | Peridinium | 4 | 4 |
| Chlorophyceae | Phacotus | 1 | 2 |
| Prymnesiophyceae | Phaeocystis | 1 | 3 |
| Bacillariophyceae | Phaeodactylum | 1 | 1 |
| Pinguiophyceae | Phaeomonas | 2 | 2 |
| Cyanophyceae | Phormidesmis | 1 | 2 |
| Cyanophyceae | Phormidium | 7 | 16 |
| Trebouxiophyceae | Picochlorum | 2 | 7 |
| Chrysophyceae | Picophagus | 1 | 1 |
| Placididea | Placidia | 1 | 2 |
| Chlorophyceae | Planctonema | 1 | 1 |
| Chlorophyceae | Planktosphaeria | 1 | 1 |
| Cyanophyceae | Planktothricoides | 1 | 10 |
| Cyanophyceae | Planktothrix | 6 | 29 |
| Zygnematophyceae | Planotaenium | 1 | 1 |
| Bacillariophyceae | Planothidium | 2 | 2 |
| Chlorophyceae | Platydorina | 1 | 2 |
| Cyanophyceae | Plectonema | 1 | 1 |
| Chlorophyceae | Pleodorina | 6 | 24 |
| Cyanophyceae | Pleurocapsa | 1 | 1 |
| Coccolithophyceae | Pleurochrysis | 2 | 2 |
| Zygnematophyceae | Pleurotaenium | 4 | 12 |
| Apusomonadidae | Podomonas | 1 | 1 |
| Chlorophyceae | Polyedriopsis | 1 | 1 |
| Porphyridiophyceae | Porphyridium | 3 | 12 |
| Chrysophyceae | Poterioochromonas | 1 | 1 |
| Prasinodermatophyceae | Prasinoderma | 3 | 3 |
| Cyanophyceae | Prochlorococcus | 2 | 12 |
| Dinophyceae | Prorocentrum | 9 | 26 |
| Cryptophyceae | Proteomonas | 1 | 2 |
| Chlorophyceae | Protodesmus | 1 | 1 |
| Chlorophyceae | Protosiphon | 2 | 3 |
| Prymnesiophyceae | Prymnesium | 4 | 6 |
| Bacillariophyceae | Psammoneis | 1 | 1 |
| Cyanophyceae | Pseudanabaena | 5 | 12 |
| Ulvophyceae | Pseudendoclonium | 1 | 1 |
| Bacillariophyceae | Pseudo-nitzschia | 1 | 1 |
| Chlorophyceae | Pseudocarteria | 1 | 3 |
| Dictyochophyceae | Pseudochattonella | 1 | 3 |
| Trebouxiophyceae | Pseudochlorella | 1 | 1 |
| Trebouxiophyceae | Pseudococcomyxa | 1 | 1 |
| Chlorophyceae | Pseudodictyosphaerium | 1 | 1 |
| Trebouxiophyceae | Pseudomarvania | 1 | 1 |
| Chlorophyceae | Pseudopediastrum | 1 | 1 |
| Dictyochophyceae | Pseudopedinella | 1 | 2 |
| Trebouxiophyceae | Pseudopleurococcus | 1 | 1 |
| Chlorophyceae | Pseudoschroederia | 1 | 1 |
| Pseudoscourfieldiophyceae | Pseudoscourfieldia | 1 | 2 |
| Trebouxiophyceae | Pseudotrebouxia | 1 | 1 |
| Chlorophyceae | Pteromonas | 4 | 7 |
| Pyramimonadophyceae | Pterosperma | 1 | 3 |
| Pyramimonadophyceae | Pycnococcus | 2 | 8 |
| Pyramimonadophyceae | Pyramimonas | 8 | 41 |
| Chlorophyceae | Pyrobotrys | 3 | 8 |
| Dinophyceae | Pyrocystis | 1 | 1 |
| Dinophyceae | Pyrophacus | 2 | 2 |
| Centrohelea | Raphidiophrys | 1 | 1 |
| Cyanophyceae | Raphidiopsis | 3 | 38 |
| Chlorophyceae | Raphidocelis | 2 | 4 |
| Trebouxiophyceae | Raphidonema | 1 | 1 |
| Dictyochophyceae | Rhizochromulina | 1 | 1 |
| Rhodellophyceae | Rhodella | 1 | 3 |
| Cryptophyceae | Rhodomonas | 8 | 29 |
| Chlorophyceae | Rhysamphichloris | 2 | 5 |
| Cyanophyceae | Rivularia | 1 | 1 |
| Zygnematophyceae | Roya | 1 | 1 |
| Dinophyceae | Rufusiella | 1 | 1 |
| Chlorophyceae | Rusalka | 1 | 1 |
| Choanoflagellatea | Salpingoeca | 1 | 1 |
| Sarcomonadea | Sandona | 9 | 12 |
| Chlorophyceae | Scenedesmus | 7 | 12 |
| Schizocladiophyceae | Schizocladia | 1 | 1 |
| Dinophyceae | Scrippsiella | 1 | 3 |
| Cyanophyceae | Scytonema | 2 | 3 |
| Cyanophyceae | Scytonematopsis | 1 | 1 |
| Chlorophyceae | Selenastrum | 1 | 1 |
| Bacillariophyceae | Sellaphora | 1 | 3 |
| Bacillariophyceae | Skeletonema | 9 | 18 |
| Cyanophyceae | Sphaerospermopsis | 5 | 36 |
| Zygnematophyceae | Sphaerozosma | 1 | 1 |
| Zygnematophyceae | Spinoclosterium | 1 | 1 |
| Zygnematophyceae | Spirogyra | 13 | 15 |
| Cyanophyceae | Spirulina | 1 | 4 |
| Chrysophyceae | Spumella | 1 | 1 |
| Cyanophyceae | Stanieria | 1 | 1 |
| Zygnematophyceae | Staurastrum | 5 | 5 |
| Chlorophyceae | Stauridium | 1 | 1 |
| Zygnematophyceae | Staurodesmus | 1 | 1 |
| Bacillariophyceae | Staurosirella | 1 | 1 |
| Chlorophyceae | Stephanosphaera | 1 | 2 |
| Trebouxiophyceae | Stichococcus | 2 | 4 |
| Chlorophyceae | Stigeoclonium | 3 | 3 |
| Cyanophyceae | Stigonema | 1 | 1 |
| Placididea | Suigetsumonas | 1 | 1 |
| Heterokontophyta incertae sedis | Sulcochrysis | 1 | 1 |
| Dinophyceae | Symbiodinium | 1 | 8 |
| Bicoecea | Symbiomonas | 1 | 1 |
| Cyanophyceae | Symploca | 1 | 1 |
| Cyanophyceae | Synechococcus | 2 | 61 |
| Cyanophyceae | Synechocystis | 1 | 2 |
| Chrysophyceae | Synura | 3 | 5 |
| Coccolithophyceae | Syracosphaera | 1 | 2 |
| Bacillariophyceae | Tabellaria | 1 | 1 |
| Chlorophyceae | Tabris | 1 | 2 |
| Cryptophyceae | Teleaulax | 1 | 1 |
| Chlorophyceae | Tetrabaena | 1 | 2 |
| Chlorophyceae | Tetradesmus | 3 | 5 |
| Oligohymenophorea | Tetrahymena | 1 | 1 |
| Chlorophyceae | Tetranephris | 1 | 1 |
| Chlorodendrophyceae | Tetraselmis | 6 | 14 |
| Trebouxiophyceae | Tetrastrum | 1 | 1 |
| Chlorophyceae | Tetraëdron | 1 | 1 |
| Bacillariophyceae | Thalassionema | 1 | 1 |
| Bacillariophyceae | Thalassiosira | 1 | 1 |
| Imbricatea | Thaumatomastix | 1 | 1 |
| Dinophyceae | Thecadinium | 1 | 1 |
| Cyanophyceae | Thermosynechococcus | 2 | 2 |
| Dinophyceae | Thoracosphaera | 1 | 2 |
| Florideophyceae | Thorea | 3 | 190 |
| Coccolithophyceae | Tisochrysis | 1 | 1 |
| Dinophyceae | Togula | 1 | 1 |
| Cyanophyceae | Tolypothrix | 2 | 4 |
| Euglenophyceae | Trachelomonas | 1 | 1 |
| Trebouxiophyceae | Trebouxia | 8 | 42 |
| Ulvophyceae | Trentepohlia | 8 | 19 |
| Trepomonadea | Trepomonas | 1 | 1 |
| Chlorophyceae | Treubaria | 1 | 1 |
| Bacillariophyceae | Triceratium | 1 | 1 |
| Cyanophyceae | Trichodesmium | 1 | 2 |
| Bolidophyceae | Triparma | 6 | 9 |
| Zygnematophyceae | Triploceras | 1 | 8 |
| Incertae sedis | Tsukubamonas | 1 | 1 |
| Cyanophyceae | Tychonema | 1 | 1 |
| Bacillariophyceae | Ulnaria | 1 | 1 |
| Ulvophyceae | Ulothrix | 1 | 2 |
| Coccolithophyceae | Umbilicosphaera | 3 | 4 |
| Cyanophyceae | Umezakia | 1 | 3 |
| Trebouxiophyceae | Unidentified Oocystaceae | 1 | 1 |
| Ulvophyceae | Unidentified Ulvophyceae | 1 | 2 |
| Chlorarachniophyceae | Unidentified chlorarachniophyte | 1 | 1 |
| Pelagophyceae | Unidentified coccoid pelagophyte | 1 | 2 |
| Prasinophyceae | Unidentified coccoid prasinophyte | 1 | 4 |
| Cyanophyceae | Unidentified cyanobacterium | 1 | 3 |
| Pedinophyceae | Unidentified pedinophyte | 1 | 1 |
| Pelagophyceae | Unidentified pelagophyte | 1 | 2 |
| Heterokontophyta incertae sedis | Unidentified yellow heterokontophyte | 1 | 1 |
| Cryptophyceae | Urgorri | 1 | 1 |
| Chlorophyceae | Urnella | 1 | 1 |
| Chrysophyceae | Uroglena | 1 | 1 |
| Chlorophyceae | Uronema | 2 | 3 |
| Eustigmatophyceae | Vacuoliviride | 1 | 2 |
| Discosea | Vannella | 1 | 2 |
| Xanthophyceae | Vaucheria | 1 | 3 |
| Thecofilosea | Ventrifissura | 1 | 1 |
| Discosea | Vexillifera | 1 | 1 |
| Chlorarachniophyceae | Viridiuvalis | 1 | 1 |
| Eustigmatophyceae | Vischeria | 2 | 2 |
| Chlorophyceae | Vitreochlamys | 7 | 13 |
| Chlorophyceae | Volvox | 19 | 95 |
| Chlorophyceae | Volvulina | 4 | 14 |
| Oligohymenophorea | Vorticella | 1 | 1 |
| Trebouxiophyceae | Watanabea | 1 | 2 |
| Placididea | Wobblia | 1 | 1 |
| Chlorophyceae | Yamagishiella | 1 | 14 |
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