Alaria
Alaria esculenta (Linnaeus) Greville, 1830
- Dabberlocks, Badderlocks or Murlins
Ascophyllum
Ascophyllum nodosum (Linnaeus) Le Jolis, 1863
- Knotted or Egg wrack
Bifurcaria
Bifurcaria bifurcata R.Ross, 1958
- Brown tuning fork weed
Chorda
Chorda filum (Linnaeus) Stackhouse, 1797
- Bootlace weed, Sea lace or Dead man's rope
Cladostephus
Cladostephus spongiosus (Hudson) C.Agardh, 1817
- Hairy sand weed
Colpomenia
Colpomenia peregrina Sauvageau, 1927 - Oyster Thief
Cystoceira
Cystoseira baccata (S.G.Gmelin) P.C.Silva, 1952
- Bushy berry wrack
Cystoseira nodicaulis (Withering) M.Roberts, 1967
- A Brown seaweed
Cystoseira tamariscifolia (Hudson) Papenfuss, 1950
- Rainbow wrack or Rainbow Bladder-weed
Desmarestia
Desmarestia aculeata (Linnaeus) J.V.Lamouroux, 1813
- A Brown seaweed
Desmarestia ligulata (Stackhouse) J.V.Lamouroux, 1813
- A Brown Seaweed
Dictyota
Dictyota dichotoma (Hudson) J.V.Lamouroux, 1809
- Forkweed
Elachista
Elachista fucicola (Velley) Areschoug, 1842
- Tiny wrack bush
Fucus
Fucus ceranoides Linnaeus, 1753 - Horned wrack
Fucus guiryi G.I.Zardi, K.R.Nicastro, E.S.Serrão
& G.A.Pearson in Zardi et al. 2011
- Guiry's wrack
Fucus serratus Linnaeus, 1753
- Saw, Saw-edged or Toothed wrack
Fucus spiralis Linnaeus, 1753 - Spiral wrack
Fucus vesiculosus Linnaeus, 1753
- Bladder wrack or Black tang
Fucus vesiculosus var. linearis (Hudson) Kützing, 1849
- Bladder Wrack or Black tang
Halidrys
Halidrys siliquosa (Linnaeus) Lyngbye, 1819
- Sea oak or Pod-weed
Himanthalia
Himanthalia elongata (Linnaeus) S.F.Gray, 1821
- Thongweed or Sea thong
Laminaria
Laminaria digitata (Hudson) J.V.Lamouroux, 1813
- Oarweed or Tangle
Laminaria hyperborea (Gunnerus) Foslie, 1884
- Tangle or Cuvie
Laminaria ochroleuca Bachelot de la Pylaie, 1824
- A Kelp
Leathesia
Leathesia marina (Lyngbye) Decaisne, 1842
- Sea balls or Sea cauliflower
Mesogloia
Mesogloia vermiculata (Smith) S.F.Gray, 1821
- A Brown seaweed
Petalonia
Petalonia fascia (O.F.Müller) Kuntze, 1898
- Sea petals or Broad leaf weed
Pelvetia
Pelvetia canaliculata (Linnaeus) Decaisne & Thuret, 1845
- Channelled wrack
Pylaiella
Pylaiella littoralis (Linnaeus) Kjellman, 1872 - Sea felt
Saccorhiza
Saccorhiza polyschides (Lightfoot) Batters, 1902
- Furbelows or Sea furbelows
Sargassum
Sargassum muticum (Yendo) Fensholt, 1955
- Wireweed or Japweed
Scytosiphon
Scytosiphon lomentaria (Lyngbye) Link, 1833
- Beanweed or Sausage weed
Sphacelaria
Sphacelaria species - A Brown seaweed
Stypocaulon
Stypocaulon scoparium (Linnaeus) Kützing, 1843
- A Brown seaweed
Taonia
Taonia atomaria (Woodward) J.Agardh, 1848
- A Brown seaweed
Encrusting Brown algae
Ralfsia
Ralfsia verrucosa (Areschoug) Areschoug, 1845
- Limpet paint
Many thanks to Professor Michael Guiry for his help in identifying some of the seaweeds featured on this page.
Michael Guiry's Seaweed Website
European Names - Seaweed, Algae, Algen, Algen, Algues, Algas, Alghe.