| Species | as Species | Doubtful |
Connected successfully| Akashiwo sanguinea (K.Hirasaka) G.Hansen & Ø.Moestrup | ''Gymnodinium sanguineum''; | |
| Alexandrium ostenfeldii (Paulsen) Balech & Tangen, 1985 | | |
| Amphidinium operculatum Claparède & Lachmann, 1859 | | |
| Amphora coffeaeformis (C. Agardh) Kützing, 1844 | | |
| Anabaena knipowitscii Ussachev | | |
| Aphanizomenon flos-aquae (Linnaeus) Ralfs ex Bornet & Flahault, 1888 | also ''Anabaena flos-aquae''; | |
| Asterionella formosa Hassall, 1850 | | |
| Asterionellopsis glacialis (Castracane) Round in Round et al., 1990 | | |
| Cerataulina pelagica (Cleve) Hendey, 1937 | | |
| Chaetoceros affinis Lauder, 1864 | | |
| Chaetoceros curvisetus P.T. Cleve, 1889 | | |
| Chaetoceros decipiens P.T. Cleve, 1873 | | |
| Chrysochromulina pontica Rouchijajnen, 1966 | | |
| Coelastrum microporum Nägeli in A. Braun, 1855 | | |
| Coscinodiscus jonesianus (Greville) Ostenfeld, 1915 | | |
| Cyclotella caspia Grunow, 1878 | | |
| Cylindrotheca closterium (Ehrenberg) Reiman & Lewin, 1964 | | |
| Dactyliosolen fragilissimus (Bergon) G. R. Hasle, 1991 | | |
| Desmodesmus communis (E.Hegewald) E.Hegewald | | |
| Dictyocha speculum Ehrenberg | | |
| Dinobryon balticum (Schütt) Lemmermann, 1900 | | |
| Dinophysis acuminata Claparède & Lachmann, 1859 | | |
| Dinophysis acuta Ehrenberg, 1841 | | |
| Dinophysis caudata Saville-Kent, 1881 | | |
| Dinophysis fortii Pavillard, 1923 | | |
| Dinophysis norvegica Claparède & Lachmann, 1859 | | |
| Dinophysis ovum Schütt, 1895 | | |
| Dinophysis sacculus Stein, 1883 | | |
| Dinophysis tripos Gourret, 1883 | | |
| Ebria tripartita (Shumann) Lemmermann, 1899 | | |
| Emiliania huxleyi (Lohmann) Hay & Mohler, 1967 | | |
| Eutreptia lanowii Steuer, 1904 | | |
| Gonyaulax polygramma Stein, 1883 | | |
| Gymnodinium simplex (Lohmann, 1911) Koifoid & Swezy, 1921 | | |
| Gymnodinium uberrimum (G.J. Allman) Kofoid & Swezy, 1921 | | |
| Gyrodinium fusiforme Koifoid & Swezy, 1921 | | |
| Hermesinum adriaticum O.Zacharias, 1906 | | |
| Heterocapsa triquetra (Ehrenberg, 1840) Stein, 1883 | | |
| Karenia brevis (Davis, 1948) G. Hansen & Moestrup, 2000 | | |
| Licmophora abbreviata C.A. Agardh, 1831 | | |
| Lingulodinium polyedrum (Stein, 1883) Dodge, 1989 | | |
| Microcystis aeruginosa (Kützing) Kützing, 1846 | | |
| Neoceratium fusus (Ehrenberg) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium fusus''; | |
| Neoceratium tripos (O.F.Müller) F.Gomez, D.Moreira & P.Lopez-Garcia, 2009 | ''Ceratium tripos''; | |
| Noctiluca scintillans (Macartney, 1810) Kofoid, 1920 | | |
| Nodularia spumigena Mertens in Jürgens, 1822 | | |
| Phaeocystis pouchetii (M.P. Hariot, 1892) G. Lagerheim, 1896 | | |
| Phalacroma rotundata (Claparéde & Lachmann) Kofoid & Michener, 1911 | ''Dinophysis rotundata''; | |
| Polykrikos schwartzii Bütschli 1873 | | |
| Proboscia alata (Brightwell) Sundström, 1986 | | |
| Prorocentrum balticum (Lohmann, 1908) Loeblich, 1970 | | |
| Prorocentrum compressum (Bailey, 1850) Abé ex Dodge, 1975 | | |
| Prorocentrum cordatum (Ostenfeld, 1901) Dodge, 1975 | also ''Prorocentrum minimum''; | |
| Prorocentrum lima (Ehrenberg, 1860) Stein, 1975 | | |
| Prorocentrum micans Ehrenberg, 1834 | | |
| Prorocentrum obtusum Ostenfeld, 1908 | | |
| Prorocentrum scutellum Schröder, 1900 | | |
| Prorocentrum vaginula (Stein, 1883) Dodge 1975 | | |
| Protoceratium reticulatum (Claparède et Lachmann, 1859) Bütschli, 1885 | | |
| Protoperidinium crassipes (Kofoid, 1907) Balech, 1974 | | |
| Prymnesium parvum N. Carter, 1937 | | |
| Pseudo-nitzschia delicatissima (P.T. Cleve, 1897) Heiden, 1928 | | |
| Pseudo-nitzschia fraudulenta (P.T. Cleve, 1897) Hasle, 1993 | | |
| Pseudo-nitzschia pseudodelicatissima (Hasle) Hasle, 1993 | | |
| Pseudo-nitzschia pungens (Grunow ex P.T. Cleve, 1897) Hasle, 1993 | | |
| Pseudo-nitzschia seriata (P.T. Cleve, 1883) H. & M. Peragallo, 1900 | | |
| Pseudosolenia calcar-avis (Schultze) Sundström, 1986 | | |
| Scrippsiella trochoidea (Stein, 1883) Balech ex Loeblich III, 1965 | | |
| Skeletonema costatum (Greville) P.T. Cleve, 1878 | | |
| Skeletonema subsalsum (A.Cleve) Bethge, 1928 | | |
| Striatella unipunctata (Lyngb.) Ag. | | |
| Thalassionema nitzschioides (Grunow, 1862) Van Heurck, 1896 | | |