Description: Profusely branched thallus of uniseriate filaments to 5 cms tall with alternate branching in the lower parts and more secund above.

Habitat: Rare. Epilithic. Infralittoral to 27 m depth.

Distribution: Widespread in the British Isles including the Shetlands. Europe: Portugal, Spain, France, Netherlands, the Baltic, Norway. Atlantic coast of North America: New Hampshire and Massachusetts. Further afield: Canary Islands and California.

Similar Species: Many fine filamentous brown algae are similar and require microscopic examination for identification.

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

iNaturalist: Hincksia sandriana at iNaturalist World Species Observations database.

WoRMS: Hincksia sandriana at World Register of Marine Species. Accepted name: Hincksia sandriana (Zanardini) P.C.Silva, 1987. AphiaID: 145440.

Classification: Biota; Chromista; Harosa; Heterokonta; Ochrophyta; Phaeophyceae; Fucophycidae; Ectocarpales; Acinetosporaceae; Hincksia