Ahnfeltia plicata (Hudson) E.M.Fries, 1836 (additional source)
Alaria esculenta (Linnaeus) Greville, 1830 (additional source)
Ascophyllum nodosum (Linnaeus) Le Jolis, 1863 (additional source)
Blidingia marginata (J.Agardh) P.J.L.Dangeard ex Bliding, 1963 (additional source)
Blidingia minima (Nägeli ex Kützing) Kylin, 1947 (additional source)
Ceramium rubrum C.Agardh, 1811 accepted as Ceramium virgatum Roth, 1797 (additional source)
Chondrus crispus Stackhouse, 1797 (additional source)
Chorda filum (Linnaeus) Stackhouse, 1797 (additional source)
Chordaria flagelliformis (O.F.Müller) C.Agardh, 1817 (additional source)
Choreocolax polysiphoniae Reinsch, 1875 (additional source)
Cladophora fracta (O.F.Müller ex Vahl) Kützing, 1843 (additional source)
Cladophora laetevirens (Dillwyn) Kützing, 1843 (additional source)
Cladophora rupestris (Linnaeus) Kützing, 1843 (additional source)
Cladophora sericea (Hudson) Kützing, 1843 (additional source)
Corallina officinalis Linnaeus, 1758 (additional source)
Cystoclonium purpureum (Hudson) Batters, 1902 (additional source)
Desmarestia aculeata (Linnaeus) J.V.Lamouroux, 1813 (additional source)
Desmarestia viridis (O.F.Müller) J.V.Lamouroux, 1813 (additional source)
Dictyosiphon foeniculaceus (Hudson) Greville, 1830 (additional source)
Elachista fucicola (Velley) Areschoug, 1842 (additional source)
Fimbrifolium dichotomum (Lepechin) G.I.Hansen, 1980 (additional source)
Fucus spiralis Linnaeus, 1753 (additional source)
Fucus vesiculosus Linnaeus, 1753 (additional source)
Gomontia polyrhiza (Lagerheim) Bornet & Flahault, 1888 (additional source)
Hildenbrandia rubra (Sommerfelt) Meneghini, 1841 (additional source)
Laminaria digitata (Hudson) J.V.Lamouroux, 1813 (additional source)
Leathesia difformis Areschoug, 1847 accepted as Leathesia marina (Lyngbye) Decaisne, 1842 (additional source)
Monostroma grevillei (Thuret) Wittrock, 1866 (additional source)
Palmaria palmata (Linnaeus) F.Weber & D.Mohr, 1805 (additional source)
Percursaria percursa (C.Agardh) Rosenvinge, 1893 (additional source)
Petalonia fascia (O.F.Müller) Kuntze, 1898 (additional source)
Phycodrys rubens (Linnaeus) Batters, 1902 (additional source)
Phymatolithon calcareum (Pallas) W.H.Adey & D.L.McKibbin ex Woelkering & L.M.Irvine, 1986 (additional source)
Plumaria plumosa (Hudson) Kuntze, 1891 (additional source)
Pneophyllum fragile Kützing, 1843 (additional source)
Polyides rotunda (Hudson) Gaillon, 1828 (additional source)
Polysiphonia stricta (Mertens ex Dillwyn) Greville, 1824 (additional source)
Porphyra linearis Greville, 1830 (additional source)
Porphyra umbilicalis Kützing, 1843 (additional source)
Prasiola stipitata Suhr ex Jessen, 1848 (additional source)
Pseudopringsheimia confluens (Rosenvinge) Wille, 1909 (additional source)
Ptilota serrata Kützing, 1847 (additional source)
Pylaiella littoralis (Linnaeus) Kjellman, 1872 (basis of record)
Ralfsia fungiformis (Gunnerus) Setchell & N.L.Gardner, 1924 (additional source)
Ralfsia verrucosa (Areschoug) Areschoug, 1845 accepted as Pseudoralfsia verrucosa (Areschoug) Parente, Fletcher & G.W.Saunders, 2020 (additional source)
Rhizoclonium tortuosum (Dillwyn) Kützing, 1845 (additional source)
Rhodochorton purpureum (Lightfoot) Rosenvinge, 1900 (additional source)
Rhodomela confervoides (Hudson) P.C.Silva, 1952 (additional source)
Rosenvingiella polyrhiza (Rosenvinge) P.C.Silva, 1957 (additional source)
Saccorhiza dermatodea (Bachelot Pylaie) J.Agardh, 1868 (additional source)
Scagelia pylaisaei (Montagne) M.J.Wynne, 1985 (additional source)
Scytosiphon lomentaria (Lyngbye) Link, 1833 (additional source)
Ulothrix flacca (Dillwyn) Thuret, 1863 (additional source)
Ulva lactuca Linnaeus, 1753 (additional source)
Ulva rigida C.Agardh, 1823 (additional source)
Ulvaria obscura (Kützing) P.Gayral ex C.Bliding, 1969 (basis of record)