Description: Small uniseriate filaments to 3 cms long.

Habitat: Common. Epiphytic on other algae and Zostera in Midlittoral to shallow sublittoiral.

Distribution: Widespread in the British Isles. Europe: Mediterranean, Netherlands, Norway. Atlantic coast of Noirth America: Arctic Canada to the Caribbean. Further afield: Canary Islands, Brazil and South Africa. Pacific: Vancouver Island, British Columbia, Mexico, Costa Rica and Japan. Probably cosmopolitan in temperate and tropical seas.

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

iNaturalist: Erythrotrichia carnea at iNaturalist World Species Observations database.

WoRMS: Erythrotrichia carnea at World Register of Marine Species. Accepted name: Erythrotrichia carnea (Dillwyn) J.Agardh, 1883. AphiaID: 145490.

Classification: Biota; Plantae; Biliphyta; Rhodophyta; Proteorhodophytina; Compsopogonophyceae; Erythropeltales; Erythrotrichiaceae; Erythrotrichia