RHODOPHYTA : Stylonematales : StylonemataceaeRED ALGAE

Colacodictyon reticulatum (Batters) J Feldmann


Description: Microscopic with fine irregularly branched filaments forming a network between the cells of a host alga.

Habitat: Very rare. Endophytic in Desmarestia dresnayi and D. ligulata.

Distribution: Cos Clare and Donegal in Ireland, Co Devon in England and the Shetlands in Scotland. Europe: Atlantic coast of France and Germany.

Similar Species: Neevea reptans.

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

iNaturalist: Colacodictyon reticulatum at iNaturalist World Species Observations database.

WoRMS: Colacodictyon reticulatum at World Register of Marine Species.

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 Morton, O., Keatley, L., Morrow, C.C. & Picton, B.E. (2026). Colacodictyon reticulatum. (Batters) J Feldmann. [In] Encyclopedia of Marine Life of Britain and Ireland.
https://habitas.org/mbdp/species.php?item=ZM240. Accessed on 2026-11-01