| RHODOPHYTA : Ceramiales : Wrangeliaceae | RED ALGAE |
Description: Thallus filamentous and small in tufts to 2.5 cms long. Prostrate axis spreads over substrate, producing erect axes. Branches irregular or secund.
Habitat: Rare. Epiphytic, epizoic at very low littoral to 20 m,
Distribution: Apparently widespread in British Isles: Dorset, Cornwall, Pembroke, Inverness, Down, Antrim. Europe: Mediterranean, Atlantic coast of Spain and France. Further afield: Morocco.
Similar Species: Spermothamnion repens.
Distribution Map from NBN: Spermothamnion strictum at National Biodiversity Network mapping facility, data for UK.
iNaturalist: Spermothamnion strictum at iNaturalist World Species Observations database.
WoRMS: Spermothamnion strictum at World Register of Marine Species.
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| Morton, O., Keatley, L., Morrow, C.C. & Picton, B.E. (2026). Spermothamnion strictum. (C Agardh) Ardissone. [In] Encyclopedia of Marine Life of Britain and Ireland. https://habitas.org/mbdp/species.php?item=ZM9180. Accessed on 2026-11-01 |