Jania rubens (Linnaeus) Lamouroux

Jania rubens

Description: Calcareous articulated frond growing from a crustose base and stolons. Branching dichotomously to 2.5 cms long.

Habitat: Rare. Epiphytic in the upper sublittoral and to a depth of 8 m.

Distribution: British Isles from Ireland, Scotland, Wales, south-west England, Isle of Man and the Channel Islands. Europe: Mediterranean, Azores, Portugal, Atlantic coast of Spain and France, Netherlands and the Baltic Sea. Atlantic coast of North America: North Carolina to Argentina. Further afield: Jamaica, the Canary Islands.

Similar Species: Corallina is similar but pinnately branched.

Key Identification Features:

Distribution Map from BioMar data for Ireland - Google Earth map:  download this placemark (not got Google Earth installed?)

Distribution Map from NBN: Grid map (fast) : Interactive map (slow, requires login to view records) : National Biodiversity Network mapping facility, data for UK.

 Morton, O. & Picton, B.E., 2010. [In] Encyclopedia of Marine Life of Britain and Ireland

[Show species list]