Bonnemaisonia asparagoides (Woodward) C Agardh

Bonnemaisonia asparagoides

Description: The gametangial thallus is somewhat flattened and much branched to 30 cms in length, opposite lateral branches alternately unequal in length. The tetrasporangial phase is a prostrate crust.

Habitat: Both the gametangial and tetrasporangial phases are low littoral or sublittoral to 15 m.

Distribution: Generally found around the British Isles: England, except the eastern coast, Ireland, Wales and Scotland including the Shetlands, the Isle of Man and the Channel Isles. Europe: Mediterranean, Portugal to Norway. Further afield: Morocco.

Similar Species: Bonnemaisonia hamifera can be distinguished by its large hooks by which it attaches itself to other algae.

Distribution Map: NBN map : National Biodiversity Network mapping facility, data for UK.

WoRMS: Species record : World Register of Marine Species.

iNaturalist: Species account : iNaturalist World Species Observations database

Morton, O. & Picton, B.E. (2016). Bonnemaisonia asparagoides (Woodward) C Agardh. [In] Encyclopedia of Marine Life of Britain and Ireland. https://www.habitas.org.uk/marinelife/species.asp?item=ZM2080 Accessed on 2026-01-24

[Show species list]

[Home]

Copyright © National Museums NI, 2002-2023