Ectocarpus fasciculatus Harvey, 1841
- Syntype localities: Mangan's Bay, Co. Waterford, Ireland: Miss Ball; Strangford Lough, Northern Ireland: On Zostera: W. Thompson; Torquay: Mrs Griffiths (Harvey 1841: 40). Type: TCD? (Harvey 1841: 40). Notes: A type does not seem to have been selected from the syntypes.
- Harvey, W.H. 1841. A manual of the British algae: containing generic and specific descriptions of the known British species of sea-weeds and of Confervae both marine and fresh-water. pp. [i–v]–lvii, –229. London: John Van Voorst. BHL Reference page. : 40
- Guiry, M.D. & Guiry, G.M. 2017. Ectocarpus fasciculatus. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. Accessed 7 05 2017.