CHLOROPHYTA : Cladophorales : CladophoraceaeGREEN ALGAE

Cladophora flexuosa (O F Müller) Kützing


Description: Large up to 25 cms long, filamentous and branched

Habitat: Not uncommon. Littoral in rock pools.

Distribution: Widely distributed. Recent recordings however are few. Europe: Norway. Atlantic coast of North America: Canada, New Jersey, North Carolina and Florida. Further afield: Canary Islands, Bermuda, Jamaica and Alaska.

Similar Species: Most species of Cladophora are similar and difficult to identify.

Distribution Map from NBN: Cladophora flexuosa at National Biodiversity Network mapping facility, data for UK.

iNaturalist: Cladophora flexuosa at iNaturalist World Species Observations database.

WoRMS: Cladophora flexuosa at World Register of Marine Species.

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 Morton, O., Keatley, L., Morrow, C.C. & Picton, B.E. (2026). Cladophora flexuosa. (O F Müller) Kützing. [In] Encyclopedia of Marine Life of Britain and Ireland.
https://habitas.org/mbdp/species.php?item=ZS3450. Accessed on 2026-11-01