Kelp
Kelps are large brown algae seaweeds that make up the order Laminariales. There are about 30 different genera.
Laminaria ochroleuca
Laminaria ochroleuca is a large kelp, an alga in the order Laminariales.. They are commonly known as golden kelp, due to their blade colouration, distinguishing them from "Laminaria hyperborea"