CHROMOPHYTA : Ectocarpales : ChordariaceaeBROWN ALGAE

Cladosiphon zosterae (J Agardh) Kylin


Description: Fronds erect to 20 cms long, filiform and gelatinous. Periferal filaments dense.

Habitat: Rare. Epipytic on Zostera.

Distribution: Western distribution in the British Isles, south of England, western Scotland and west Ireland also Channel Islands. Europe: France and the Baltic. Further afield: Canary Islands.

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

iNaturalist: Cladosiphon zosterae at iNaturalist World Species Observations database.

WoRMS: Cladosiphon zosterae at World Register of Marine Species.

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 Morton, O., Keatley, L., Morrow, C.C. & Picton, B.E. (2026). Cladosiphon zosterae. (J Agardh) Kylin. [In] Encyclopedia of Marine Life of Britain and Ireland.
https://habitas.org/mbdp/species.php?item=ZR3370. Accessed on 2026-11-01