materials highway Wrack (Ascophyllum nodosum, Pelvetia canaliculata, Fucus vesiculosus, Fucus spiralis, and Fucus serratus) Scotland provides a home to a wide variety of seaweed […] Wrack (Ascophyllum nodosum, Pelvetia canaliculata, Fucus vesiculosus, Fucus spiralis, and Fucus serratus)