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This is the purplish-black seaweed often seen wrapped around a small handful of rice in sushi. It comes largely from cultivation in Japan, the Republic of Korea and China. In Japan’s list of products from marine culture, Nori (Porphyra) has the highest production, followed by oyster, yellowtail and wakame. It has a lot of health benefits and it is widely used as human food. Continue Reading

Laminaria digitata is a large brown alga in the family Laminariaceae and very similar to Kombu. It is found in the sublittoral zone of the northern Atlantic Ocean and it has a lot of benefits. Continue Reading

Chondrus crispus is a species of red algae which grows abundantly along the rocky parts of the Atlantic coast of Europe and North America. In its fresh condition this protest is soft and cartilaginous, varying in color from a greenish-yellow, through red, to a dark purple or purplish-brown. The principal constituent is a mucilaginous body, made of the polysaccharide carrageenan, which constitutes 55% of its weight. The organism also consists of nearly 10% protein and about 15% mineral matter, and is rich in iodine and sulfur. When softened in water it has a sea-like odour and because of the abundant cell wall polysaccharides it will form a jelly when boiled, containing from 20 to 100 times its weight of water. Continue Reading

Ascophyllum nodosum is a large, common brown alga (Phaeophyceae) in the family Fucaceae, being the only species in the genus Ascophyllum. It is seaweed of the northern Atlantic Ocean. Continue Reading

Introduction: The traditional uses of seaweed as food and, to a lesser degree, as animal feed and fertilizer remain important, but the industrial products of great economic importance are phycocolloids – agar, carrageenan, furcellaran and algin. Continue Reading

Biological Description: Immature specimens have flat, symmetrical, fern-like blades with notched tips. As the alga grows, it becomes loosely branched in a zigzag pattern, develops small air bladders and may reach the length of more than 20 feet. Very thick, nearly impenetrable forests may form. Continue Reading

Fucoidans are sulfated polysaccharides derived from brown marine algae. Continue Reading