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Fucus serratus L.

Description: Dichotmously branched fronds arising from a small disc via a short stipe; distinct midrib. Plants to 300 mm with terminal, compressed receptacles with warty conceptacles. This is the "Serrated wrack" of the lower shore in the north-eastern Atlantic. It is easily recognised by its saw-toothed frond, and a lack of swollen receptacles (see below).

Fucus serratus
Habitat: Zone forming on sheltered and semi-exposed shores from about MTL down to about MLWN where it meets the kelp zone.
Distribution: Widely distributed on all coasts of Britain and Ireland. Spain north to Spitsbergen.
Usage: Fucus serratus is used in Ireland and France for the production of seaweed extracts for cosmetics, and for seaweed baths.
Similar species: Fucus vesiculosus generally has paired vesicles and does not have a saw-toothed edge; Fucus spiralis has inflated terminal receptacles with a sterile rim,
Link: AlgaeBase

Fucus serratus Ireland

Species list

Fucus serratus
  • Bio AtlantisBioAtlantis provides sustainable technologies from the sea to enhance plant, animal and human health.
  • Connemara Organic Seaweed CompanyConnemara Organic Seaweed Company provide hand harvested, sustainable, kelp and seaweed products for human consumption through health supplements and edible products.
  • Emerald Isle Organic Irish SeaweedEmerald Isle Organic Irish Seaweed. A family business producing seaweed as supplements, cooking, gardening and bath products.
  • Irish Seaweeds LtdIrish Seaweeds Ltd are suppliers of 100% natural hand-harvested seaweeds and edible sea vegetable products from Ireland.