Description: Thallus epiphytic as very small gelatinous cushions, up to 1 mm in diameter epiphytic on various algae. Tuft-like consisting of erect closely packed branches.

Habitat: Rare, epiphytic on various algae in the low littoral and upper sublittoral.

Distribution: Few records for all of the British Isles. Europe: France, Denmark, Baltic Sea, Sweden and Norway. Atlantic coast of North America: U.S.A. Further afield: the Canary Islands.

Similar Species: There are a many similar small algae - all require microscopic examination to identify.

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

iNaturalist: Myriactula chordae at iNaturalist World Species Observations database.

WoRMS: Myriactula chordae at World Register of Marine Species.