rhododendron pests and diseases pictures

Adjective (Latin), relating to or found in the intestines (Guiry & Nic Dhonncha, 2002). 1984. Blyttia 38(1): 9-18. Exotic species in the Great Lakes: a history of biotic crises and anthropogenic introductions. Taft, C.E. Suffolk Biodiversity Information Service (SBIS) Dataset. The effects of some trace metals on marine phytoplankton. Depledge. Ulva intestinalis provides shelter for the orange harpacticoid copepod, Tigriopus brevicornis, and the chironomid larva, Halocladius fucicola (McAllen, 1999). South East Wales Biodiversity Records Centre, 2018. Cambridge: Cambridge University Press. Marine Ecology Progress Series 256: 63-74. Liverpool: University Press. Messyasz, B., and A. Rybak. Species within the genus Ulva are difficult to identify. Blomster, J., S. Back, D.P. Stress proteins (HSPs): methods of detection and their use as an environmental biomonitor. Occurrence dataset https://www.nmni.com/CEDaR/CEDaR-Centre-for-Environmental-Data-and-Recording.aspx accessed via NBNAtlas.org on 2018-09-25. The information has not received final approval by the U.S. Geological Survey (USGS) and is provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the information. AU - Olsson, Joakim. 2004). Aquatic Toxicology (Amsterdam) 56(1): 1-11. Field ecology of freshwater macroalgae in pools and ditches, with special attention to eutrophication. Reise, K., 1983. Cummins, S.P., D. E. Roberts, and K.D. Linnaeus was right all along: Ulva and Enteromorpha are not distinct genera. Marine Environment Resource Mapping And Information Database (MERMAID): Marine Nature Conservation Review Survey Database. Fronds are typically unbranched. Klug. Ecological impact of green macroalgal blooms. Plant species diversity in a marine intertidal community, importance of herbivore food preference and algal competitive abilities. The effect of salinity on the growth rate of the macroalgae Enteromorpha intestinalis (Chlorophyta) in the Mondego estuary (west Portugal). Most U. intestinalis ecotypes, however, exhibit very broad salinity tolerance (Cohen and Fong 2004, Edwards et al. Establishment of freshwater biota in an inland stream following reduction of salt input. The motile period of swarmers of Enteromorpha intestinalis (L.) Link. Occurrence dataset: https://doi.org/10.15468/iou2ld accessed via GBIF.org on 2018-10-01. Physiological responses of a bloom-forming green macroalga to short-term change in salinity, nutrients, and light help explain its ecological success. 2001, Pringle 1986). Occurrence of the marine antifouling agent Irgarol 1051 within the Plymouth Sound locality: implications for the green macroalga Enteromorpha intestinalis. Hydrobiologia, 195, 119-126. 2003. Applied Phycology: Vol. A Coded List of Freshwater Algae of the British Isles, version 1 (Recommended) Individual cells are often relatively round or ovoid but sometimes may be rectangular or polygon-shaped. 2004) and negatively impact their corresponding communities, as well disrupt feeding by wading birds (Raffaeli et al. It is particularly prolific in areas where nutrients are abundant. 1985. Salinity dependent accumulation of Zn, Co and Mn in Scytosiphon lomentaria (Lyngb.) (ed. St Andrews BioBlitz 2016. 2001. The influence of copper and heat shock on the physiology and cellular stress response of Enteromorpha intestinalis. Rice, H., Leighty, D.A. & Babb, M.S., 1968. Origin of species name Fronds may be 10-30 cm or more in length and 6-18 mm in diameter, the tips of which are usually rounded. Houghton, D.R., Pearman, I. TWIC Biodiversity Field Trip Data (1995-present). Botanical Journal of the Linnean Society, 56, 204-206. Kent Wildlife Trust, 2018. South East Wales Biodiversity Records Centre, 2018. Guiry, M.D. It is recommended to collect more data on these hazards in future studies. Ulva intestinalis (and ulva linza) Related pages: Introduction to Seaweed Foraging; Edible Seaweed Guide; Habitat: Very common on rock high up the shore, even managing to survive in the splash zone, outwith the regular tidal range. Effects of the green macroalga Enteromorpha intestinalis on macrobenthic and seagrass assemblages in a shallow coastal estuary. Worm. 2000. Ulva lactuca is very common on rocks and on other algae in the littoral and sublittoral on shores all around the British Isles, the coast of France, the Low Countries and up to Denmark. Journal of Experimental Marine Biology and Ecology 206(1-2): 203-221. On the other hand, at the Ojibway Salt Mine near the Detroit River, forms of this species have occurred in an effluent stream and lagoon on rocks subject to wave action (Catling and McKay 1980). Branching may be inversely related to salinity. Mats can also shade out native seagrass beds (Cummins et al. The order of metal toxicity to algae varies, with the algal species and experimental conditions, but generally the order is Hg>Cu>Cd>Ag>Pb>Zn (Rice, There is insufficient information available to make an assessment about the effects of reduced oxygen in the water column upon, No information was found concerning the effects of microbial pathogens on, The benchmark for extraction is the removal of 50% of the, No other species are identified to be host or prey items for. The latter are generally not well adapted to low salinity values and extended periods of desiccation. Published: 2009-04-02 The species often grows … Hydrobiologia 545: 1-9. 2004. BRERC species records recorded over 15 years ago. Physical There are no known physical control methods for this species. Limnology and Oceanography 47(6): 1734-1741. eulittoral zone material showed decreased percentage regeneration in all salinities (dilute: 0, 4.25, 8.5, 17 & 25.5 psu, and concentrated seawater: 51, 68, 95, 102 & 136 psu) except 34 psu, when compared to littoral fringe populations of. Romano, C., J. Widdows, M.D. Collins pocket guide. Iverson), 682-690. Many factors can affect the presence of hazards including seaweed type, physiology, season, harvest and cultivation environment, geography including the location of cultivation, alongside further processing. Annales Botanici Fennici, 37, 155-161. Publications Chemical In locations outside of the Great Lakes, the distribution and abundance of U. intestinalis is dependent on salinity and nutrient levels (Kramer and Fong 2000, 2001;Messyasz and Rybak 2011). BRERC species records within last 15 years. London & Frome: Butler & Tanner Ltd. In European coastal waters, epiphytic benthic diatoms prefer growing on monosiphonous forms of U. prolifera to colonizing broad and flattened forms of U. intestinalis (Holt 1980). 2004. Pringle, J.D. Manx Biological Recording Partnership, 2018. Burrows, E.M., 1959. The reduction of pollution and nutrient run-off could decrease the viable habitat for U. intestinalis. Positive and negative effects of riverine input on the estuarine green algae Ulva intestinalis (syn. In such conditions, grazing pressure often cannot control massive blooms (Lotze et al. Soulsby, P.G., Lowthion. Simple thalli (fronds) arise from a small discoid base. Centre for Environmental Data and Recording, 2018. Regeneration of Enteromorpha intestinalis. The species directory of the marine fauna and flora of the British Isles and surrounding seas. The physical characteristics of seaweed thalli as deterrents to littorine grazers. Netherlands Journal of Sea Research, 19, 257-263. Nutrient limitation of the macroalgae Enteromorpha intestinalis collected along a resource gradient in a highly eutrophic estuary. Checklists containing Enteromorpha intestinalis (L.) Nees, 1820. A fluctuating salinity regime mitigates the negative effects of reduced salinity on the estuarine maroalga, Enteromorpha intestinalis (L.) link. Ulva intestinalis ( NO:Tarmgrønske ENG:Sea grass) 3 photos (see below for more photos) Habit Photo by: Kjersti Sjøtun Location: Svelgen, Øygarden, Hordaland Verified by Network members Sampling date: 2007-07-01. Lancashire Environment Record Network, 2018. Journal of Experimental Marine Biology and Ecology 254(1): 53-69. 2000. British Phycological Bulletin, 3, 525-528. Enteromorpha intestinalis - a refuge for the supralittoral rockpool harpacticoid copepod Tigriopus brevicornis. Ulster Museum Marine Surveys of Northern Ireland Coastal Waters. Ulva intestinalis mats can deplete the available oxygen in the water and increase the production of hydrogen sulphide in the sediment, which can cause population declines in other fauna and flora (Bäck et al. Biological survey of the intertidal chalk reefs between Folkestone Warren and Kingsdown, Kent 2009-2011. Fronds are typically unbranched. Ulva intestinalis L. Synonyms. Royal Botanic Garden Edinburgh, 2018. Salinity stress, nitrogen competition, and facilitation: what controls seasonal succession of two opportunistic green macroalgae? Secor. False northern thread (Pseudothrix borealis) is much narrower (~ 1 mm) than U. intestinalis (~ 5 mm) and typically only reaches about 10 cm in length. McAllen, R., 1999. intestinalis, Ulva compressa var. Little, C. & Kitching, J.A., 1996. However, populations are greatly reduced or possibly no longer present in the Wolf Creek drainage due to decreased salinity (Marcus et al. & Blunden, G., 1991. Spartina patens and other saline plants in the Genesee Valley of western New York. Cordi, B., J. Peloquin, D.N. Lake Michigan Field Station, 1431 Beach St., Muskegon, MI 49441-1098 (231) 759-7824 Internationally, Ulva intestinalis has also been associated directly or in part with negative impacts on diversity or specific taxa. 1984). Cofnod – North Wales Environmental Information Service, 2018. & Whitton, B.A., 1990. Hruby, T. & Norton, T.A., 1979. 2003). Ulva intestinalis is often the only seaweed found in supralittoral rockpools, and the copepod and chironomid species utilize the hollow thallus of Ulva intestinalis as a moist refuge from desiccation when the rockpools completely dry out. Belfast: Ulster Museum. This study illustrated some nutritional value of two marine algaes (U. rigida and U. intestinalis) which belong to the division chlorophyta. 2). Botanica Marina 28(9): 383-387. Finally, as previously mentioned, the population originally found near a salt plant at Wolf Creek, New York (Muenscher 1927) has decreased and may no longer even be present, probably due to decreased salinity (Marcus et al. Native Range: Ulva intestinalis is a relatively cosmopolitan species known to form blooms in a diverse range of habitats around the world (Cummins et al. For instance, Ulva intestinalis and Ulva compressa (as Enteromorpha) are two distinct, genetically divergent and reproductively isolated species (Blomster et al., 1998). Norfolk Biodiversity Information Service, 2017. Benthic diatoms on green algae in Norway and Faeroe Islands, Scotland, UK. Journal of Phycology, 16, 617-619. Why is Ulva intestinalis the only macroalga inhabiting isolated rockpools along the Swedish Atlantic coast? NBIS Records to December 2016. Occurrence dataset: https://doi.org/10.15468/goidos accessed via GBIF.org on 2018-10-01. Ulva intestinalis and Ulva compressa are two bloom-forming morphologically-cryptic species of green seaweeds widely accepted as cosmopolitan in distribution. 2000, Lotze and Worm 2002). Potential: Ulva intestinalis has caused serious negative impacts in marine and coastal areas outside of the Great Lakes region. Parchevskij, V.P. 1998. Lotze, H.K., and B. U. prolifera samples collected in June 2018 floated on the sea (36. Potential: Ulva intestinalis is one of the species that contributes to the 109 kg of seaweed removed every year from recreational beaches in France (Blomster et al. 1986. Outer Hebrides Biological Recording, 2018. Green algal ropes: a novel estuarine phenomenon in the Gulf of Maine. & Depledge, M.H., 2001. Helgolander Meeresuntersuchungen, 36, 151-162. Novel morphology in Enteromorpha (Ulvophyceae) forming green tides. Distribution : Sea Lettuce – Ulva lactuca is a green seaweed / algae found worldwide. Canadian Field Naturalist 98(2): 198-208. Occurrence dataset: http://www.ericnortheast.org.uk/home.html accessed via NBNAtlas.org on 2018-09-38, Fenwick, 2018. Raven, and L.J. British Phycological Journal 13(2): 149-153. Lewis, S., Donkin, M.E. gut weed, Conferva intestinalis, Enteromorpha intestinalis, Enteronia simplex, Fistularia intestinalis, Ilea intestinalis, Hydrosolen intestinalis, Scytosiphon intestinalis, Scytosiphon intestinalis var. Marine Biology 98: 467-476. Location of Repository Nutritional composition and physicochemical properties of two green seaweeds (Ulva pertusa and U. intestinalis) from the Pattani Bay in Southern Thailand . Price, and M.H. Dickinson, C.I., 1963. Well-formed: Y Recommended: N NBN ID code: NHMSYS0000602396. It thrives in brackish waters, particularly in waters with organic enrichment. Such mats of unattached Ulva intestinalis are most frequent in summer. Oikos 89: 46-58. Phycology and heavy-metal pollution. Manx Algae. 1984). The location of the samples is on the sea of the Subei. Furthermore, some marine forms of U. intestinalis are more difficult for grazers to handle and ingest than species with more frond structure (Watson and Norton 1985). Green string lettuce ( Ulva linza ) is tubular only at the base of the plant, and quickly flattens into long (~45 cm) blades that are ruffled and much wider than U. intestinalis . 2000. Muenscher, W.C. 1927. Finally, in conditions of nitrogen scarcity in estuaries and lagoons on the coast of southern California, U. intestinalis can out-compete Ulva expansa (Fong et al. Baeck, S., Lehvo, A. The new recorded species of Enteromorpha in Baghdad area, Iraq. ), 1968. Thallus completely tubular and elongate, increasing in width from base to mid thallus. Watson, D.C., and T.A. Fronds may be 10-30 cm or more in length and 6-18 mm in diameter, the tips of which are usually rounded. Observe and draw the thallus morphology of Ulva intestinalis with the naked eye and under the dissecting scope. Ulva lactuca covering a rock in the shallow intertidal zone. Many other intertidal species are often found amongst dense growths of Ulva in deep splash zone pools. The Biology of Rocky Shores. Specific growth rate of the seaweed during the spring-summer period was found to be 0.15-0.25 cm/day. Near the Detroit River in the Great Lakes drainage, there have been two forms recorded, namely. Names and dates are hyperlinked to their relevant specimen records. Maggs, and M.J. Stanhope. British Phycological Journal, 13, 149-153. Hoffmann, A.J., and P. Camus. Estuarine and Coastal Marine Science, 8, 251-258. Fish, J.D. A recent molecular study suggested that the genus Enteromorpha is synonymous with the genus Ulva (Hayden et al., 2003). & Stanhope, M.J., 1998. R.F. Ulva intestinalis has two life stages, the sexual gamete-producing gametophyte and the asexual zoospore-producing sporophyte. In Ohio, U. intestinalis has been recorded from shady regions of the Portage River, where there is almost no flow in shallow bedrock pools created by upwelling through limestone faults (Taft 1964). It is found on sheltered to moderately exposed rocks and shores, and in pools and shallow waters near the low watermark. Like other members of the genus, Ulva intestinalis is a summer annual, decaying and forming masses of bleached white fronds towards the end of the season. Several hundred individuals of Tigriopus brevicornis have been observed in a single thallus of Ulva intestinalis (McAllen, 1999). Recorded distribution in … Say, P.J., Burrows, I.G. Ulva intestinalis is a conspicuous bright grass-green seaweed, consisting of inflated irregularly constricted, tubular fronds that grow from a small discoid base. Lubchenco, J., 1978. Although growth is typically positively related to salinity, many populations can survive and grow in freshwater conditions, and the negative effects of low salinity can be offset by increased nutrient concentrations. Ecological studies on phytal fauna associated with intertidal seaweeds from south east coast of India. Regulations (pertaining to the Great Lakes region) There are no known regulations for this species. Previous studies have shown that these are two distinct species that exhibit great morphological plasticity with changing seawater salinity. Environmental Records Information Centre North East, 2018. Norton. 1999. Occurrence dataset: https://doi.org/10.15468/opc6g1 accessed via GBIF.org on 2018-10-01. Regeneration of Enteromorpha. 1. Lewis, S., Handy, R.D., Cordi, B., Billinghurst, Z. Ulva intestinalis – small air bubbles are sitting in the hollow tubes of this species. Blomster, J., Maggs, C.A. Aquatic Toxicology, 51, 277-291. Marine Pollution Bulletin, 6, 189-192. Evanston, Northwestern University Press. A student's guide to the seashore. Journal of the Marine Biological Association of the United Kingdom, 79, 1125-1126. Isle of Man wildlife records from 01/01/2000 to 13/02/2017. 2004. There was also a significant reduction is sediment erosion. Gametogenesis and gamete structure of Enteromorpha intestinalis (L.) Link. Distribution data supplied by the Ocean Biogeographic Information System (OBIS). It is being provided to meet the need for timely best science. Lotze et al. Catling, P.M., and W.G. Estuaries 10(2): 171-176. British Phycological Journal 11(4): 309-313. Hsp70 expression in Enteromorpha intestinalis (Chlorophyta) exposed to environmental stressors. Marine Ecology Progress Series 266: 77-87. Identification is heavily reliant on cell detail and cell arrangement, in addition to gross morphology, but complicated by the fact that the morphology of a single species can vary in response to environmental conditions. Oliveira, M.R. Seaweeds of the British Isles. LERN Records. & Depledge, M.H., 1998. Separation of species within the genus is difficult and reliant on cellular features, but. Photo credit: “Macroalgae bloom“ by eutrophication&hypoxia, Emily Nauman from Flickr licensed under CC by 2.0. Centre for Environmental Data and Recording, 2018. Netherlands Journal of Aquatic Ecology 28(1): 25-33. Oxford: Oxford University Press. Wahl, M. 1996. & Thain, V.M., 1983. 1993). & Marques, J.C., 1999. Fewer, M. Kiirikki, A. Lehvo, C.A. 1, No. NE Scotland fungus and lichen records 1800-2010. Marine Ecology Progress Series 138(1-3): 157-168. Fife Nature Records Centre, 2018. Amsler, C.D. Rai, L., Gaur, J.P. & Kumar, H.D., 1981. intestinalis, Ulva enteromorpha var. Salinity fluctuations and their influence on bottle brush morphogenesis in Enteromorpha intestinalis. Effects of geographical location on potentially valuable components in Ulva intestinalis sampled along the Swedish coast Joakim Olsson a, Sofia Raikova b, Joshua J. Mayers a, Sophie Steinhagen c, Christopher J. Chuck b, Göran M. Nylund c and Eva Albers a aDepartment of Biology and Biological Engineering - Industrial Biotechnology, Chalmers University Technology, Gothenburg, Sweden; Kamer, K., and P. Fong. U. prolifera samples were collected in June 2018 from Pyropia rafts (33. 276.]. Kent Wildlife Trust Shoresearch Intertidal Survey 2004 onwards. Occurrence dataset: https://doi.org/10.15468/lo2tge accessed via GBIF.org on 2018-10-01. Like other members of the genus, Ulva intestinalis is a summer annual, decaying and forming masses of bleached white fronds towards the end of the season. AU - Raikova, Sofia. Often found washed up … JNCC (Joint Nature Conservation Committee), 1999. A particular species of algae, Ulva intestinalis, thrives in the intertidal zone of Nahant, Massachusetts. Seaweeds have no known mechanism for visual perception. Occurrence dataset: https://www.kentwildlifetrust.org.uk/ accessed via NBNAtlas.org on 2018-10-01. 1988, Kamer and Fong 2000, 2001, Martins et al. Thalli typically unbranched (see additional information). Ulva intestinalis viewed under magnification. Bericht der Deutschen Botanischen Gesellschafter, 35, 370-384. Occurrence dataset: https://doi.org/10.15468/erweal accessed via GBIF.org on 2018-09-27. Global map of species distribution using gridded data. National Trust Species Records. 1993. Sequence divergence between E. intestinalis and other Enteromorpha species ranged from 9.2 to 16.6% and between E. intestinalis and Ulva species from 9.3 to 14.7% . Seaweeds are traditionally used as human food, because they provide nutritional value and a specific taste. The effect of water velocity on the settlement of swarmers of the green alga Enteromorpha. Ulva intestinalis Ulva californica 1. Pollution and marine life. Samples from the Portage River, Ohio are branched. Journal of Ecobiology 10(4): 245-250. Desmond, and J.B. Zedler. Mills, E.L., J.H. Estuaries 27(2): 201-208. SEWBReC Algae and allied species (South East Wales). In the Gulf of Maine, blooms of novel floating rope forms have colonized the substrate, causing anoxia with the potential to exert negative impacts on bivalve species (Vadas and Beal 1987). British Phycological Journal, 11, 309-313. Study was carried out at four different locations in the provinces of Dauin, Zamboanguita and Siaton on Negros Oriental, Philippines. Hadi, R., A.M. Hadi, K.M. & Tierney, D., 1973. The composition and content of sterol, unsaturated fatty acid, amino acid and mineral in U. rigida and U. intestinalis were analyzed. Optimal salinity for growth may be around 15–24‰ but varies greatly depending on the population. Thalli of this species of green alga are yellow green to vibrant or dark green and tubular, hollow, wrinkled, convolute, intestine-like, and crumpled looking. The MarESA approach reflects the recent conservation imperatives and terminology and is used for sensitivity assessments from 2014 onwards. Fife Nature Records Centre, 2018. Isle of Man historical wildlife records 1995 to 1999. Volume 2. Occurrence dataset: https://doi.org/10.15468/v6mt0g accessed via GBIF.org on 2018-10-01. 1980. Kapraun, D.F. To interrogate UK data visit the NBN Atlas. Lewis, S., May, S., Donkin, M.E. British seaweeds. British Phycological Journal, 14, 43-57. Raffaelli, D.G., J.A. Size 6 to 24 inches Habitat. & Woodhead, P., 1975. Sea Grass,(Ulva Intestinalis), contains the highest levels of Vitamin B12 of any known plant. Canadian Field Naturalist 94(3): 248-258. Blomster, J., C.A. Leach, J.T. Development of microsatellite markers in the green algae. Bjoerk, M., L. Axelsson, and S. Beer. Fong, P., K.E. Occurrence dataset: https://doi.org/10.15468/ypoair accessed via GBIF.org on 2018-10-02. Nitrogen enrichment ameliorates the negative effects of reduced salinity on green macroalga Enteromorpha intestinalis. Mass occurrence of unattached Enteromorpha intestinalis on the Finnish Baltic Sea coast. Enteromorpha as a monitor of heavy metals in estuaries. The effect of two commercial herbicides on the settlement, germination and growth of Enteromorpha. A harvest weight of 2600-3000 g/m2 and 3400-4700 g/m2 was obtained within two weeks on horizontal and vertical ropes respectively. The information (TEXT ONLY) provided by the Marine Life Information Network (MarLIN) is licensed under a, Conservation of Species and Habitats Regulations, Species of Principal Importance (England), Marine Evidence based Sensitivity Assessment (MarESA) (Summary), Introduction of microbial pathogens/parasites, https://www.nmni.com/CEDaR/CEDaR-Centre-for-Environmental-Data-and-Recording.aspx, Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, Open coast, Strait / sound, Ria / Voe, Enclosed coast / Embayment, Lower littoral fringe, Mid eulittoral, Supralittoral, Upper eulittoral, Upper littoral fringe, Bedrock, Cobbles, Large to very large boulders, Muddy sand, Small boulders, Extremely sheltered, Moderately exposed, Sheltered, Ultra sheltered, Very sheltered, Full (30-40 psu), Low (<18 psu), Reduced (18-30 psu), See additional Information, Variable (18-40 psu), The effects of increased suspended sediment on adults is likely to be indirect but include smothering (above) as a result of siltation, and increased turbidity and therefore light attenuation (see below). Occurrence dataset: https://doi.org/10.15468/55albd accessed via GBIF.org on 2018-10-02. The increasing use of seaweeds in European cuisine led to cultivation initiatives funded by the European Union. information on the biology of species and the ecology of habitats found around the coasts and seas of the British Isles, Photographer: Keith Hiscock  Copyright: Dr Keith Hiscock, Photographer: Judith Oakley  Copyright: Judith Oakley. Brinsley, and F.J. Staff. Occurrence dataset: https://www.nmni.com/CEDaR/CEDaR-Centre-for-Environmental-Data-and-Recording.aspx accessed via NBNAtlas.org on 2018-09-25. Occurrence dataset: https://doi.org/10.15468/146yiz accessed via GBIF.org on 2018-09-27. Clark, R.B., 1997. Clay, E., 1960b. Lipids and fatty acids from Ulva intestinalis from estuaries of the Caspian basin (Elton Region) September 2012; Chemistry of Natural Compounds 48(4) DOI: 10.1007/s10600-012-0305-2. The MarLIN approach was used for assessments from 1999-2010. Stewart. Plants may be branched or unbranched. Thalli light to dark grass-green in colour. Marcus, B.A., H.S. Guiry, M.D. European Journal of Phycology, 38, 277-294. The Wildlife Information Centre, 2018. Influence of thermal loading on the ecology of intertidal algae. none of the eulittoral zone material was able to regenerate in freshwater or concentrated seawater, whilst littoral fringe and rock pool material was able to do so. Hayward, P., Nelson-Smith, T. & Shields, C. 1996. Effect of Geographical Location on the Variation in Products Formed from the Hydrothermal Liquefaction of Ulva intestinalis Sofia Raikova Centre for Doctoral Training in Sustainable Chemical Technologies, Department of Chemical Engineering, University of Bath, Claverton Down, Bath BA2 7AY, United Kingdom Philosophical Transactions of the Royal Society of London, Series B, 300, 513-552. 34 °E) in Qingdao, Shandong, China, were named “P” (Fig. St Andrews BioBlitz 2015. Boyer, J.S. Zimmerman. Oceanography and Marine Biology: An Annual Review 36: 97-125. They disperse well, as they are positively phototactic and thus can remain high in the water column, allowing them to be carried far away from parent populations (Hoffman and Camus 1989). Journal of Phycology 34: 319-340. [on-line] http://www.jncc.gov.uk/mermaid. Royal Botanic Garden Edinburgh Herbarium (E). National Trust, 2017. Ohio Journal of Science 64: 272-274. Therefore, in this study the biochemical composition of Ulva intestinalis along the Swedish west coast and the east coast up to Stockholm was assessed with the … Molecular and morphological analysis of Enteromorpha intestinalis and Enteromorpha compressa (Chlorophyta) in the British Isles. Howson, C.M. Here we present a phylogeographic assessment of tubular Ulva that we considered … Mature specimens, are 'crisped' and irregularly inflated. AlgaeBase. 2003. Reed, R.H. & Russell, G., 1979. However, if environmental factors, such as salinity are taken into account, branching can be used to identify the great majority of thalli correctly (Blomster et al., 1998). Occurrence dataset: https://doi.org/10.15468/mopwow accessed via GBIF.org on 2018-10-01. 2002. Occurrence dataset: https://doi.org/10.15468/ljc0ke accessed via GBIF.org on 2018-10-02. Fife Nature Records Centre, 2018. The ecological impact of the sea urchin Paracentrotus lividus (Lamarck) in Lough Ine, Ireland. 2000, Cummins et al. Molecular and morphological analysis of Enteromorpha intestinalis and E. compressa (Chlorophyta) in the British Isles. 2005. Mass occurrence of unattached Enteromorpha intestinalis on the Finnish Baltic Sea coast. Vadas, R.L., and B. Beal. & Depledge, M.H., 1999. U World Wide Web electronic publication http://www.algaebase.org. Cambridge: Cambridge University Press. Flindt, and J.C. Marques. This information is preliminary or provisional and is subject to revision. G.W. 1996. Burrows, E.M., 1991. Kamer, K., P. Fong, R. Kennison, and K. Schiff. 202-212. In Indian coastal areas, filamentous forms of U. intestinalis have been associated with lower faunal community diversity than areas with more bushy algae (Yogamoorthi 1998). Manx Biological Recording Partnership, 2017. Holt, G. 1980. Oxford: Carendon Press. Swarmers can survive in motile form for around 5–8 days. Esch & R.W. Bristol Regional Environmental Records Centre, 2017. Ecotoxicology, 8, 351-368. Swarmer release and distribution of life-cycle phases of Enteromorpha intestinalis Chlorophyta in relation to environmental factors. Often abundant in areas of fresh water runoff high in nutrients such as near the mouths of streams and run-off pipes. Ulva intestinalis The sea lettuces comprise the genus Ulva, a group of edible green algae that is widely distributed along the coasts of the world's oceans. Hassan. Kylin, H., 1917. Hayden, H.S., J., Blomster, C.A., Maggs, C. A., P.C., Silva, M.J., Stanhope, and J.R. Waaland. Ulva intestinalis is amongst the first multicellular algae to appear on substrata that have been cleared following a disturbance, e.g. Ulva intestinalis is a conspicuous bright grass-green seaweed, consisting of inflated irregularly constricted, tubular fronds that grow from a small discoid base. & Picton, B.E., 1997. GLEN L. WHEELER, KAREN TAIT, ALISON TAYLOR, COLIN BROWNLEE, IAN JOINT, Acyl‐homoserine lactones modulate the settlement rate of zoospores of the marine alga Ulva intestinalis via a novel chemokinetic mechanism, Plant, Cell & Environment, 10.1111/j.1365-3040.2005.01440.x, 29, 4, (608-618), (2005). Ulva lactuca, commonly known as sea lettuce, is a fast growing seaweed in the North Atlantic that chefs are bringing into the local cuisine. Merseyside BioBank., 2018. Marine Pollution Bulletin, 38, 645-651. Table 1. Maggs, and M.J. Stanhope. 2004, Vadas and Beal 1987). Note: Check state/provincial and local regulations for the most up-to-date information regarding permits for control methods. (2020) Effect of geographical location on the variation in products formed from the hydrothermal liquefaction of Ulva London: HarperCollins. Fronds may be 10-30 cm or more in length and 6-18 mm in diameter, the tips of which are usually rounded. Vadas, R.L., Keser, M. & Rusanowski, P.C., 1976. 1978. Aquatic Ecology 45(1): 75-87. Such a seed bank allowed U. intestinalis to begin growing two months earlier than many native species, enabling it to escape herbivory and nutrient competition. 2002. Journal of Ecology, 67, 65-77. Like most species on the rocky shore, many seaweeds can only be found in a particular zone of the shore. Lotze, H.K., B. They are, however, difficult to distinguish. Munda, I.M., 1984. It exhibits rapid nutrient uptake, growth, and osmoregulation, particularly in conditions of reduced salinity and light. www.iobis.org. NBN (National Biodiversity Network) Atlas. NOAA | DOC. & Nic Dhonncha, E., 2002. Simons, J. AU - Chuck, Christopher. 1976. 1994. Alstroem-Rapaport, C., and E. Leskinen. intestinalis. On potentially valuable components in Ulva intestinalis sampled along the Swedish coast Ecology 28 ( 1 ):.... Low salinity values and extended periods of desiccation, Donkin, M.E., Fileman T.W. 19 ( 1 ): 53-69 Christopher J. Chuck the Linnean Society, 56, 204-206 E.. Very broad salinity tolerance ( Cohen and Fong 2004, Edwards et al K. Schiff & Shields C.! Compressa ( Chlorophyta ) in Yancheng, Jiangsu, China, and on reef flats on or... It exhibits rapid nutrient uptake, growth, and A. Fusaro, 2020, Click here for Lakes...: 25-33 1 ): 248-258 - effect of salinity on the settlement, germination and growth of intestinalis! Ulvophyceae ) forming green tides and biofouling mats that cause cascading effects throughout the food.... 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