Acrothrix gracilis Kylin, 1907 (additional source)
Agardhiella subulata (C.Agardh) Kraft & M.J.Wynne, 1979 (additional source)
Aglaothamnion halliae (Collins) Aponte, D.L.Ballantine & J.N.Norris, 1997 (basis of record)
Alaria esculenta (Linnaeus) Greville, 1830 (additional source)
Antithamnion cruciatum (C.Agardh) Nägeli, 1847 (additional source)
Ascophyllum nodosum (Linnaeus) Le Jolis, 1863 (additional source)
Bangia fuscopurpurea (Dillwyn) Lyngbye, 1819 (basis of record)
Blastophysa rhizopus Reinke, 1889 (additional source)
Blidingia marginata (J.Agardh) P.J.L.Dangeard ex Bliding, 1963 (additional source)
Blidingia minima (Nägeli ex Kützing) Kylin, 1947 (additional source)
Bolbocoleon piliferum Pringsheim, 1862 (additional source)
Bonnemaisonia hamifera Hariot, 1891 (additional source)
Botrytella micromora Bory, 1822 (additional source)
Callithamnion corymbosum (Smith) Lyngbye, 1819 (additional source)
Callithamnion tetragonum (Stackhouse) S.F.Gray, 1821 (additional source)
Champia parvula (C.Agardh) Harvey, 1853 (additional source)
Chondrus crispus Stackhouse, 1797 (additional source)
Chorda filum (Linnaeus) Stackhouse, 1797 (additional source)
Chroodactylon ornatum (C.Agardh) Basson, 1979 (additional source)
Cladophora dalmatica Kützing, 1843 (additional source)
Cladophora laetevirens (Dillwyn) Kützing, 1843 (additional source)
Cladophora liniformis Kützing, 1849 (additional source)
Cladophora sericea (Hudson) Kützing, 1843 (additional source)
Cladophora vagabunda (Linnaeus) Hoek, 1963 (additional source)
Cladosiphon zosterae (J.Agardh) Kylin, 1940 (additional source)
Cladostephus spongiosus (Hudson) C.Agardh, 1817 (additional source)
Codium fragile (Suringar) Hariot, 1889 (additional source)
Colpomenia peregrina Sauvageau, 1927 (additional source)
Dasya baillouviana (S.G.Gmelin) Montagne, 1841 accepted as Dasya pedicellata (C.Agardh) C.Agardh, 1824 (additional source)
Desmarestia viridis (O.F.Müller) J.V.Lamouroux, 1813 (additional source)
Devaleraea ramentacea (Linnaeus) Guiry, 1982 (additional source)
Ectocarpus fasciculatus Harvey, 1841 (additional source)
Ectocarpus siliculosus (Dillwyn) Lyngbye, 1819 (additional source)
Enteromorpha flexuosa (Wulfen) J.Agardh, 1883 accepted as Ulva flexuosa Wulfen, 1803 (additional source)
Enteromorpha intestinalis (Linnaeus) Nees, 1820 accepted as Ulva intestinalis Linnaeus, 1753 (additional source)
Enteromorpha prolifera (O.F.Müller) J.Agardh, 1883 accepted as Ulva prolifera O.F.Müller, 1778 (additional source)
Erythrocladia irregularis Rosenvinge, 1909 (additional source)
Eugomontia sacculata Kornmann, 1960 (additional source)
Fucus distichus Linnaeus, 1767 (additional source)
Fucus spiralis Linnaeus, 1753 (additional source)
Gelidium pusillum (Stackhouse) Le Jolis, 1863 (additional source)
Giraudia sphacelarioides Derbès & Solier, 1851 (additional source)
Gracilaria tikvahiae McLachlan, 1979 (basis of record)
Gymnogongrus crenulatus (Turner) J.Agardh, 1851 (additional source)
Halothrix lumbricalis (Kützing) Reinke, 1888 (additional source)
Hincksia mitchelliae (Harvey) P.C.Silva, 1987 accepted as Feldmannia mitchelliae (Harvey) H.-S.Kim, 2010 (additional source)
Kornmannia leptoderma (Kjellman) Bliding, 1969 (additional source)
Kuckuckia spinosa (Kützing) Kornmann, 1958 (additional source)
Leathesia difformis Areschoug, 1847 accepted as Leathesia marina (Lyngbye) Decaisne, 1842 (additional source)
Lithophyllum orbiculatum (Foslie) Foslie, 1900 (additional source)
Lomentaria clavellosa (Lightfoot ex Turner) Gaillon, 1828 (additional source)
Microspongium globosum Reinke, 1888 (additional source)
Phymatolithon lenormandii (J.E.Areschoug) W.H.Adey, 1966 (additional source)
Pilayella littoralis (Linnaeus) Kjellman, 1872 accepted as Pylaiella littoralis (Linnaeus) Kjellman, 1872 (additional source)
Polysiphonia brodiaei (Dillwyn) Sprengel, 1827 accepted as Polysiphonia brodiei (Dillwyn) Sprengel, 1827 accepted as Leptosiphonia brodiei (Dillwyn) A.M.Savoie & G.W.Saunders, 2019 (additional source)
Polysiphonia denudata (Dillwyn) Greville ex Harvey, 1833 accepted as Carradoriella denudata (Dillwyn) Savoie & G.W.Saunders, 2019 (additional source)
Polysiphonia fucoides (Hudson) Greville, 1824 accepted as Vertebrata fucoides (Hudson) Kuntze, 1891 (additional source)
Polysiphonia harveyi Bailey, 1848 accepted as Melanothamnus harveyi (Bailey) Díaz-Tapia & Maggs, 2017 (additional source)
Polysiphonia subtilissima Montagne, 1840 (additional source)
Porphyra linearis Greville, 1830 (additional source)
Porphyra miniata (C.Agardh) C.Agardh, 1824 accepted as Wildemania miniata (C.Agardh) Foslie, 1891 (additional source)
Porphyra yezoensis Ueda, 1932 accepted as Pyropia yezoensis (Ueda) M.S.Hwang & H.G.Choi, 2011 (basis of record)
Protomonostroma undulatum (Wittrock) K.L.Vinogradova, 1969 (additional source)
Punctaria tenuissima (C.Agardh) Greville, 1830 (additional source)
Rhizoclonium riparium (Roth) Harvey, 1849 (additional source)
Rhodophysema georgii Batters, 1900 accepted as Rhodophysema georgei Batters, 1900 (additional source)
Rosenvingiella polyrhiza (Rosenvinge) P.C.Silva, 1957 (additional source)
Scytosiphon dotyi M.J.Wynne, 1969 (additional source)
Sphacelaria cirrosa (Roth) C.Agardh, 1824 (additional source)
Sphacelaria fusca (Hudson) S.F.Gray, 1821 (additional source)
Sphaerotrichia divaricata (C.Agardh) Kylin, 1940 (additional source)
Stictyosiphon soriferus (Reinke) Rosenvinge, 1935 (additional source)
Stilophora tenella (Esper) P.C.Silva, 1996 (additional source)
Striaria attenuata (Greville) Greville, 1828 (additional source)
Stypocaulon scoparium (Linnaeus) Kützing, 1843 accepted as Halopteris scoparia (Linnaeus) Sauvageau, 1904 (additional source)
Ulonema rhizophorum Foslie, 1894 (additional source)
Ulva lactuca Linnaeus, 1753 (additional source)
Ulva rigida C.Agardh, 1823 (additional source)
Ulvaria obscura (Kützing) P.Gayral ex C.Bliding, 1969 (additional source)