Fucus vesiculosus, the bladder wrack, is a species of brown algae distributed along the coasts of the Atlantic ocean. It can be found on sheltered shores from the middle littoral to the low intertidal.
M.D. Guiry. Fucus vesiculosus. in Guiry, M.D. & Guiry, G.M. 2016. AlgaeBase. World-wide electronic publication, National University of Ireland, Galway. http://www.algaebase.org; searched on 29 June 2016.