| RHODOPHYTA : Ceramiales : Rhodomelaceae | RED ALGAE |
Description: Thallus prostrate or prostrate with erect tufts to 7 cm, branching complanate showing distinct main axis with fine alternate branching, terete and polysiphonous with of 7 - 8 pericentral cells, ecorticate.
Habitat: Common. Epilithic or epiphytic in low water rock pools to 33 m sublittoral.
Distribution: Generally distributed around the British Isles especially in the sublittoral. Europe: Mediterranean, Azores, Portugal, Spain, France, Baltic Sea, Norway, Faroes and Iceland. Further afield: Morocco.
Distribution Map from NBN: Pterosiphonia parasitica at National Biodiversity Network mapping facility, data for UK.
iNaturalist: Pterosiphonia parasitica at iNaturalist World Species Observations database.
WoRMS: Pterosiphonia parasitica at World Register of Marine Species.
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| Morton, O., Keatley, L., Morrow, C.C. & Picton, B.E. (2026). Pterosiphonia parasitica. (Hudson) Falkenberg. [In] Encyclopedia of Marine Life of Britain and Ireland. https://habitas.org/mbdp/species.php?item=ZM11370. Accessed on 2026-11-01 |