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Not sure what college you want to attend yet? So is it truly healthy or just media hype? – Beta carotene derived from green seaweeds is used as a yellow-orange food colorant in cheese, coffee creamers, egg substitute, margarine, mayonnaise, multivitamins and salad dressings. Seaweed is a plant. For example, under optimal conditions, the giant kelp Macrocystis pyrifera, can grow nearly a metre (three foot) a day – attaining lengths in excess of 50m. Thanks to their impressive nutritional profile, seaweeds are beneficial to health, and are thought to help the body fight illness and disease. A 2011 review of 100 studies on the benefits of seaweeds, published in the American Journal of Agricultural and Food Chemistry, reported seaweeds may be used to help lower blood pressure and promote heart health. I realize that the earlier description of seaweed as squishy, slimy goop doesn't make it sound like the most appetizing meal. Here is a selection of 250 or so of the larger seaweeds from the north-eastern Atlanic, many of which occur in Norway, Britain, Ireland, Atlantic France and Spain, and in Portugal. Seaweeds assimilate minerals directly from the sea and are thought to be the single most nutritious foods that you can eat. Here are 7 science-backed benefits of eating seaweed. Sea vegetables are full of nutrients. The finest organic seaweeds lovingly hand-harvested from the nutrient-rich Atlantic Irish shores. Therefore, if seaweed did not exist, neither would any of the animals in the food chain. You can test out of the just create an account. Brew Republic offer: £12 for your first 12 beers, plus a free glass and free delivery. This makes seaweed an algae, in addition to the fact that it doesn't have leaves, roots or stems. For at least 1,500 years, the Japanese have enrobed a mixture of raw fish, sticky rice, and other ingredients in a seaweed called nori. We publish inspiring and thought-provoking stories and photo galleries about African wildlife and safaris for our sophisticated international community. These versatile marine plants and algae have also contributed to economic growth. Anyone can earn Have you heard about how amazing seaweed is? See our website terms and conditions for more information. Create your account, Already registered? The Japanese have one of the highest life expectancies in the world, and one significant, standout dietary habit is their regular consumption of seaweeds. Connemara Organic Seaweed Company provide hand harvested, sustainable, kelp and seaweed products for human consumption through health supplements and edible products. It is estimated that there are nine times more microscopic algae and seaweeds in the oceans than there are plants on land. Some seaweeds are microscopic, such as the phytoplankton that live suspended in the water column and provide the base for most marine food chains. Their known medicinal effects have been legion for thousands of years; the ancient Romans. Web pages have so far been completed for those with links (underlined). Updates? Thank you, seaweed, for your benefits in the ocean and on land! Web pages have so far been completed for those with links (underlined). 5. If you’re feeling adventurous, buy a few to try. Seaweed can be brown, green, red or black and make for a beautiful display of color in the ocean. All rights reserved. Articles from Britannica Encyclopedias for elementary and high school students. Oceans cover 71% of Earth’s surface and contain 97% of Earth’s water. Coincidence - I think not! Seaweed is a plant. – Produce alginate, a substance of considerable economic value and used as a gelling and emulsifying agent. Please be patient while the descriptions and pictures are refined. (Consider kudzu, the infamous “mile-a-minute vine” that chokes waterways throughout the U.S. Southeast). The iodine and high vitamin and protein content of nori makes it attractive, as does the relative simplicity of its mariculture (sea farming), which began more than 300 years ago in Japan. The word seaweed is so commonly used, yet to refer to these marine algae as ‘weeds’ is very far from the truth. It is also intended to provide a synoptic, interactive key later. – In many countries, kelp is harvested as a feed and nutritional supplement for commercially farmed animals. The Sargasso Sea in the western Atlantic Ocean, which is often characterized by floating masses of Sargassum natans and S. fluitans, is named for the seaweed. – Due to its high micronutrient contents, kelp is widely used as fertilisers and as plant growth stimulants. Due to their hard, calcified nature, encrusting coralline red seaweeds have a number of economic uses. In food for human consumption agar is found in baking and confectionary products and is widely used to clarify wine, juice and vinegars due to its excellent protein binding properties. Some are used as fertilizers or as sources of polysaccharides. Click here to force an update of the data. Originally, a vertical method was used,…, …a fixed location, generally called seaweeds, may be categorized according to colour, into green, brown, red, or blue-green. This is Seaweed. How to cite this article, countless species of marine plants and algae, National Oceanic and Atmospheric Administration, Seaweeds (Olympic Coast National Marine Sanctuary). This article was most recently revised and updated by, https://www.britannica.com/science/seaweed, TE ARA - The Encyclopedia of New Zealand - Seaweed, National Oceanic and Atmospheric Administration - Seaweed, seaweed - Children's Encyclopedia (Ages 8-11), seaweed - Student Encyclopedia (Ages 11 and up). Seaweeds are amongst the fastest growing organisms on the planet. Sargassum, also called gulfweed or sea holly, genus of about 150 species of brown algae (family Sargassaceae) generally attached to rocks along coasts in temperate regions or occurring as pelagic (free-floating) algae in the open sea. Coralline rubble (maerl) is used in calcium mineral supplements, as soil pH conditioners, in the filtration of acidic drinking water, and as food additives for livestock. Announcing our NEW encyclopedia for Kids! The vernacular “seaweed” is a bona-fide misnomer, because a weed is a plant that spreads so profusely it can harm the habitat where it takes hold. Dashi, a traditional Japanese broth, heralded as the ‘mother’ of umami, has seaweed as a core ingredient. Where there is no common name in brackets, we have not discovered as suitable one. Services. Seaweed normally feels like squishy, slimy goop, so don't be alarmed if you accidentally step on some! Phycocolloids are seaweed derivatives that cause particles to remain suspended in solution and are, therefore, excellent as stabilising and gelling agents.
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