| CHROMOPHYTA : Ectocarpales : Acinetosporaceae | BROWN ALGAE |
Description: Very small tufts growing in a the host alga. Erect filaments to 1.5 mm long, simple rarely branched. Partially endophytic.
Habitat: Not uncommon. On the receptacles of Himanthalia lorea.
Distribution: Recorded from scattered sites around the British Isles from the Shetlands to the Scilly and Channel Islands. Europe: Mediterranean, Portugal, Spain, France, Netherlands, Helgoland, Norway and Faroes.
Similar Species: Many other small tufted algae are similar, all require microscopic examination for identification.
Distribution Map from NBN: Herponema velutinum at National Biodiversity Network mapping facility, data for UK.
iNaturalist: Herponema velutinum at iNaturalist World Species Observations database.
WoRMS: Herponema velutinum at World Register of Marine Species.
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| Morton, O., Keatley, L., Morrow, C.C. & Picton, B.E. (2026). Herponema velutinum. (Greville) J Agardh. [In] Encyclopedia of Marine Life of Britain and Ireland. https://habitas.org/mbdp/species.php?item=ZR730. Accessed on 2026-11-01 |