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Ulva lactuca, also known by the common name sea lettuce, [1] is an edible green alga in the family Ulvaceae. It is the type species of the genus Ulva. A synonym is U. fenestrata, referring to its "windowed" or "holed" appearance. Despite its common name, it is not a lettuce. [2]
Ulva australis, the southern sea lettuce, is a species of bright green coloured seaweed in the family Ulvaceae that can be found in waters around Australia and was first described by Swedish botanist Johan Erhard Areschoug. It is an edible green algae, although sometimes designated as a seaweed. [1]
Corn chips flavoured and coloured with green algae Ulva spp. farmed in NSW, Australia Seaweeds are a good source of nutrients such as proteins , vitamins , minerals , and dietary fiber. Polyphenols , polysaccharides , and sterols , as well as other bioactive molecules, are mainly responsible for the healthy properties associated with seaweed.
Sea lettuce is eaten by a number of different sea animals, including manatees and the sea slugs known as sea hares. Many species of sea lettuce are a food source for humans in Scandinavia, Great Britain, Ireland, China, and Japan (where this food is known as aosa). Sea lettuce as a food for humans is eaten raw in salads and cooked in soups.
Ulva intestinalis is a green alga in the family Ulvaceae, known by the common names sea lettuce, green bait weed, gutweed, [1] and grass kelp. [2] Until they were reclassified by genetic work completed in the early 2000s, the tubular members of the sea lettuce genus Ulva were placed in the genus Enteromorpha .
Omega-3 supplement capsules that are 96.3% algae oil. Seaweed oil , also called algae oil or algal oil , is used for making food, with the purified product almost colorless and odorless. [ 1 ] It is also under development as a possible alternative fuel and manufacturing agent.
The green tides caused by the overgrowth of Ulva prolifera in the Yellow Sea of China have been occurring every summer since 2007. The green tide is a major environmental concern that involves the impacts from natural, anthropogenic, physicochemical and algae factors along with the warming of local water.
Ulvaceae (/ əl ˈ v eɪ s i. iː,-ˌ aɪ /) is a widely distributed family of thin green algae characterized by a flat or a hollow tubular thallus, reproducing via conjugation of planogametes or zoospores, and classified within the orders Ulotrichales or, more commonly, Ulvales.