Kelp
Kelps are large brown algae seaweeds that make up the order Laminariales. There are about 30 different genera.
Laminaria pallida
Laminaria pallida, the split-fan kelp, is a species of large brown seaweed of the class Phaeophyceae found from Danger Point on the south coast of South Africa to Port Nolloth, Tristan da Cunha and Gough islands in the Atlantic and Île Saint-Paul in the Indian Ocean.