Description: Thin crustose and closely attached to its substrate, only a few mm in diameter.

Habitat: Extremely rare in the British Isles. Epilithic on stones, sublittoral. Epiphytic on other algae in Greenland

Distribution: Very few records from the British Isles. Europe: Baltic Sea, Norway, Faroes. Connon in Greenland. Atlantic coast of North America: Canada, Maine, New Hampshire and Massachusetts.

Similar Species: Distinguishable fron S.simulans only microscopically, may be conspecific.

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

iNaturalist: Sorapion kjellmanii at iNaturalist World Species Observations database.

WoRMS: Sorapion kjellmanii at World Register of Marine Species.