Bladderwrack, also called black tang, rockweed, red fucus, and various other names, is an edible brown seaweed that grows along the coasts of the Atlantic and Pacific oceans and the North and Baltic seas. Like many other seaweeds such as kelp, nori, and kombu, bladderwrack is beloved – especially in East Asia – for its … Continue reading Bladderwrack: The Ocean’s Greatest Source of Iodine