RHODOPHYTA : Corallinales : CorallinaceaeRED ALGAE

Titanoderma corallinae (P Crouan et H Crouan) Woelkerling, Chamberlain et P Silva


Description: Thalli small and thin, growing to about 6 mm diameter with a smooth surface. Encrusting on Corallina.

Habitat: Common. Epiphytic, mainly on Corallina and Furcellaria occasionally elsewhere. Littoral in rock pools and sublittoral to 15 m depth.

Distribution: Throughout the British Isles including the Channel Isles. Europe: Mediterranean, Baltic and the Faroes. Atlantic coast of North America: Canada, Maine, New Hampshire, Massachusetts and Rhode Island. Further afield: the Canary Isles, Pacific U.S.A., Japan, Australia, New Zealand, west and South Africa.

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

iNaturalist: Titanoderma corallinae at iNaturalist World Species Observations database.

WoRMS: Titanoderma corallinae at World Register of Marine Species.

Previous species Next species
 Morton, O., Keatley, L., Morrow, C.C. & Picton, B.E. (2026). Titanoderma corallinae. (P Crouan et H Crouan) Woelkerling, Chamberlain et P Silva. [In] Encyclopedia of Marine Life of Britain and Ireland.
https://habitas.org/mbdp/species.php?item=ZM5250. Accessed on 2026-11-01