Pdf version add references seaweeds of california draft. Strong endemism of bloomforming tubular ulva in indian. Until they were reclassified by genetic work completed in the early 2000s, the tubular members of the genus ulva were in the genus enteromorpha description 18 ulva intestinalis is a conspicuous bright grassgreen seaweed, consisting of. Echt darmwier in dutch tarmalg in swedish bibliographic references. 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. Rock pools in the upper intertidal and saltmarshes, particularly in places where distribution. Photosynthetic carbon utilization by enteromorpha intestinalis chlorophyta from a swedish rockpool volume 32 issue 1 christer larsson, lennart. The chemical composition, dietary fibre contents, element and amino acid profiles of ulva intestinalis, harvested from the shrimp cultured ponds in pattani province, were investigated in order to gain more intensive nutritional information. In this study, 24 samples of ulva intestinalis were collected along 1200 km of swedish coastline and assessed as a feedstock for htl. The influence of abiotic factors on the bloomforming alga ulva. Novitates systematicae plantarum non vascularium 3. The bloom of chlorophyte ulva in lutoban bay and the. To address the question of how ulva speciesspecific the morphogenetic activities of bacteria are, axenic cultures of u.
Inflated, hollow fronds with a bright grassgreen colour, strongly resembling the large instestines of mammals. It grows as thin tubular filaments composed of twocell layers, which c a n r e a c h 5 0 c m i n l e n g t h, s m o t h e r i. These algae are common on all seashores and can produce in time an important amount of biomass in nutrientenriched waters. Marlin the marine life information network gut weed. Ethene ethylene production in the marine macroalga ulva. Pdf protein concentrate of ulva intestinalis chlorophyta. The green algae lifecycle of the sea lettuce ulva green alga ulothrix lifecycles animals humans ulva a green alga. Ulva intestinalis and ulva compressa are two bloomforming morphologicallycryptic species of green seaweeds widely accepted as cosmopolitan in distribution. This chlorophyte found throughout the indowest pacific region is more commonly known throughout the world as ribbon sea lettuce and more.
Antimicrobial activity of two marine algae ulva rigida and. Ulva intestinalis ulva fasciata ulva lactuca, with percentage. Status of name this name is currently regarded as a synonym of ulva clathrata roth c. Your use of this pdf, the bioone web site, and all posted and associated. Changes in amino acid composition of ulva intestinalis chlorophyceae following addition of ammonium or nitrate article pdf available in phycologia 453.
Pdf ulva intestinalis previously called enteromorpha intestinalis is the principal marine macroalga growing in isolated rockpools along the swedish. Preliminary investigation into the induction of reproduction in ulva spp. Both former names 1976 and current names are provided. With a free trial of our online pdf converter, you can convert files to and from pdf for free, or sign up for one of our memberships for limitless access to our file converters full suite of tools. Results of present study confirmed the potential usefulness of marine. The seaweed is considered an unsightly and odoriferous nuisance at tumon bay and east agana bay where growth along the shoreline is lush. With todays interest in novel renewable chemicals and polymers, the underexploited marine green algae belonging to species of ulva and entermorpha stimulated interest as sources of polysaccharides with innovative structure and functional properties. Pdf why is ulva intestinalis the only macroalga inhabiting isolated. Laboratory algae cultivation and bmp tests with ulva. Journal of applied phycology ulva clathrata scientific classification unranked. Photosynthetic carbon utilization by enteromorpha intestinalis.
Bacteriainduced morphogenesis of ulva intestinalis and. Current status and distribution ulva enteromorpha spp. Ulva intestinalis marine algae of cape cod, massachusetts. Ulva intestinalis is a green alga in the family ulvaceae, known by the common names sea lettuce, gutweed and grass kelp. Ethene acts as a hormone in higher plants and its role in plant biochemistry, physiology and ecology has been the subject of extensive research. Heavy metals in seaweeds from a polluted estuary in coastal maine authors. Vegetative multiplication also takes place by means of the proliferation of perennial holdfast. Cellwall mucilaginous polysaccharides from enteromorpha intestinalis were extracted, purified and their physicochemical characteristics determined.
Angiotensin iconverting enzyme ace inhibitory peptides derived from seaweed represent a potential source of new antihypertensive. The voucher specimen of ulva intestinalis was deposited in the herbarium bg voucher no. Pdf an experiment was conducted to evaluate the effects of replacing soybean meal with the protein concentrate of ulva intestinalis upc in the diet. The type species within the genus ulva is ulva lactuca, lactuca being latin for lettuce. Characterization of polysaccharides from enteromorpha. The genus ulva popularly known as sealettuce is one of the most common and abundant green macroalgae throughout the world lahaye and robic, 2007. Results of present study confirmed the potential usefulness of marine algae in the pharmaceutical and biotechnological industries. Bladderwrack gutweed ulva intestinalis seaweed seagrass. The membrane is two cells thick, soft and translucent and grows attached without a stipe to rocks by a small discshaped holdfast. The genus also includes the species previously classified under the genus enteromorpha, the former members of which are known under the common name green nori. In their interpretations by later authors, the two species differ.
Ulva intestinalis is a fast growing ephemeral algae, which can grow well in macroalgal culture where light and nutrients are plentiful, either detached or as an epibiont. Preliminary assessment of the gut weed ulvaintestinalis as food for. Original article effects of culture conditions on the growth and reproduction of gut weed, ulva intestinalis linnaeus ulvales, chlorophyta rapeeporn ruangchuay 1, sofhanee dahamat, anong chirapat2, and masahiro notoya3 1 department of technology and industry, faculty of science and technology, prince of songkla university, pattani campus, meaung, pattani, 94000 thailand. The morphology, thallus length, biomass and reproductive pattern of green seaweed enteromorpha intestinalis l. Preparation and identification of ace inhibitory peptides. Decontamination treatments to eliminate problem biota from. All structured data from the file and property namespaces is available under the creative commons cc0 license. Link was originally described by linnaeus 1753 under the name ulva intestinalis as ulva tubulosa simplex and enteromorpha compressa l. One such adaptation is the use of algal refuges by crabs to avoid.
This study aims to quantitatively evaluate the biogas potential of the green alga ulva intestinalis from the gulf of. The effect of ulva intestinalis on crab abundance matthew r. International journal of engineering research and general. An experimental assessment of the status of the species. Effect of geographical location on the variation in. Files are available under licenses specified on their description page. Four experimental diets were formulated to replace 0. Ulva are thin flat green algae growing from a discoid holdfast that may reach 18 cm or more in length, though generally much less, and up to 30 cm across. Also known as enteromorpha intestinalis description. Ulva enteromorpha intestinalis linnaeus is a green alga, known also as gut weed and grass kelp, in the division. Vegetative and fertile ulva intestinalis blades were collected three times. Bioassayguided classification of the bacteriainduced morphogenesis of ulva intestinalis. Bacteriainduced morphogenesis of ulva intestinalis and ulva.
Ulva usually multiply bymeans of fragments which are accidentally produced from a thallus. Coastal maine heavy metals in seaweeds from a polluted. Media in category ulva intestinalis the following 83 files are in this category, out of 83 total. Laboratory algae cultivation and bmp tests with ulva intestinalis from the gulf of riga. However, no studies to date have examined the effect of this large geographical variation on a single macroalgae species for biofuel production. Studies of sites with extensive blooms of ulva intestinalis, u. Despite its wide distribution, it is poorly utilized ray and lahaye, 1995 and only a small part of its biomass is used as food or animal feed due to its nutritional components vitamins. An experiment was conducted to evaluate the effects of replacing soybean meal with the protein concentrate of ulva intestinalis upc in the diet of juvenile nile tilapia, oreochromis niloticus. Enteromorpha intestinalis were collected in june from the western coast of norway. Ulva intestinalis is a conspicuous bright grassgreen seaweed, consisting of inflated irregularly constricted, tubular fronds that grow from a small discoid base. Ulva intestinalis, a marine green algae belonging to the family of ulvaceae, consisting of a tubular frond and unbranched thalli 19. However no activity was detected by methanolic extract of ulva intestinalis on multidrug resistantmdr proteus mirabilis and. Range globalcontinental wisconsin native range cosmopolitan marine species1,2 figure 1.
Ulva reticulata is a light to dark green algae with holes of differing shapes and sizes and smooth margins. You also get unlimited file sizes as well as the ability to upload and convert several files to pdf at the same time. View enhanced pdf access article on wiley online library html view download pdf for offline viewing. The water lettuce ulva lactuca is green to dark green. Thousands of new, highquality pictures added every day. Phytochemical constituents and bioscreening activities of.
Asexual reproduction takes place by means of quadriflagellate zoospores. Native, invasive and cryptogenic ulva species from the israeli mediterranean sea. The aim of this study was to isolate and purify ace inhibitory peptides aceips from the protein hydrolysate of the marine macroalga ulva intestinalis. Ulva reticulata is the main species observed in lutoban bay and ulva intestinalis to a lesser extent. The total summation of the recorded total crude fat increase in the order ulva lactuca ulva fasciata ulva intestinalis, with percentage. A set of feeding trials was carried out to assess the potential use of gut weed gw ulva intestinalis as a direct food to replace commerci. Significant effects were found on carbohydrate, fatty acid and ash content between the sites. Previous studies have shown that these are two distinct species that exhibit great morphological plasticity with changing seawater salinity. Native, invasive and cryptogenic ulva species from the. It is able to reproduce using unfused gametes, spores, and zygotes. Fronds may be 1030 cm or more in length and 618 mm in diameter, the tips of which are usually rounded. Find bladderwrack gutweed ulva intestinalis seaweed seagrass stock images in hd and millions of other royaltyfree stock photos, illustrations and vectors in the shutterstock collection. Composition of ulva intestinalis, which grows all around sweden, was studied in natural populations on the west coast and southern half of the east coast.
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