|RHODOPHYTA : AHNFELTIALES : Ahnfeltiaceae||RED ALGAE|
Description: Gametangial fronds stiff, erect and wiry, almost black in colour, growing to a maximum of 15 cm long. The tetrasporangial phase (Porphyrodiscus simulans) is crustose and grows to 30 cms in diameter.
Habitat: Epilithic in rock pools of the lower littoral and in the sublittoral to a depth of 12 m.
Distribution: Generally common around the British Isles. Europe: Azores, Portugal, Atlantic coasts of Spain and France, Netherlands, Baltic Sea, Norway, Faroes, Spitzbergen and Iceland. Greenland. Atlantic coast of North America: Canada, Maine, New Hampshire, Massachusetts, Rhode Island, Connecticut and New Jersey. Further afield: Arctic Sea circumpolar to Baffin Bay, Pacific and Indian Oceans.
Key Identification Features:
Distribution Map from NBN: Interactive map : National Biodiversity Network mapping facility, data for UK.
WoRMS: Species record : World Register of Marine Species.
|Morton, O. & Picton, B.E. (2016). Ahnfeltia plicata (Hudson) Fries. [In] Encyclopedia of Marine Life of Britain and Ireland. |
http://www.habitas.org.uk/marinelife/species.asp?item=ZM5660 Accessed on 2017-10-24
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