| CHROMOPHYTA : Ectocarpales : Chordariaceae | BROWN ALGAE |
Description: Thallus a flattened blade attached by a discoid holdfast. The frond which may split longitudinally, is up to 10 cms or more long, 2 cms wide and 1 to 2 (rarely 4) cells thick.
Habitat: Uncommon. Epiphytic in the lower littoral and upper sublittoral.
Distribution: Widely distributed around the British Isles. Europe: Mediterranean, Portugal, Spain, France, Netherlands, Denmark, Baltic, Sweden, Norway and Faroes. Atlantic coast of North America: Canada and U.S.A.
Similar Species: Other species of Punctaria.
Key Identification Features:
Distribution Map from NBN: Punctaria tenuissima at National Biodiversity Network mapping facility, data for UK.
iNaturalist: Punctaria tenuissima at iNaturalist World Species Observations database.
WoRMS: Punctaria tenuissima at World Register of Marine Species.
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| Morton, O., Keatley, L., Morrow, C.C. & Picton, B.E. (2026). Punctaria tenuissima. (C Agardh) Greville. [In] Encyclopedia of Marine Life of Britain and Ireland. https://habitas.org/mbdp/species.php?item=ZR5720. Accessed on 2026-11-01 |