Pfingsten, I.A., D.D. University of Kansas, Lawrence, KS. Egeria densa is not native to Florida.The exotic Egeria is also known as Brazilian elodea.However, Egeria is Egeria; not Elodea, which is another plant altogether.This submersed plant is rooted, but pieces of it may be found drifting in the water. 2011. Plants in cultivation are all a male clone, reproducing vegetatively.[6][7]. iMapInvasives. Hydrobiologia 415: 243-247. 2010. densa… Castanea 66(3):303-306. McGregor, R.L. http://news.dnr.state.mn.us/index.php/2007/09/26/new-invasive-aquatic-plant-discovered-in-minneapolis-lake/. MacIsaac. www.csdl.tamu.edu/FLORA/arkansas. Statewide Aquatic Vegetation Survey Summary, 1996 Report. They serve no economic purpose and possess characteristics that are harmful to humans, animals or the environment). Dodd-Williams, L., G.O. A field guide to fish invaders of the Great Lakes region. Society for Industrial and Applied Mathematics. Egeria densa prefers fresh water basins with lentic or slowly flowing water. Washington State Department of Ecology. 1999. 2013. Casati, P., M. Lara, and C. Andreo. Aquatic Resources Education Center. [5][6][7][8], Egeria densa typically displays little variation in growth patterns throughout the year when grown in tropical environments; however, when grown in more moderate environments the plant spends most of its energy on starch production and storage in the winter and canopy growth during the summer season [9], Egeria densa is native to Argentina, Brazil, and Uruguay. In Proceedings of the Fourth SIAM International Conference on Data Mining, M.W. Physiologia Plantarum 115 (94): 487-495. Proceedings of the Louisiana Academy of Sciences 43:119-138. 2002. University of South Florida]. 1986. Aquatic Plant Control Research Program,, US Army Engineer Research and Development Center. Consortium of California Herbaria. 22. 61-63. Egeria densa cannot tolerate high light intensities or high levels of ultra-violet and blue light, as it experiences chlorophyll damage to light levels of 1250 lux. http://herbarium.desu.edu/index.htm. 2007. Vol I: Ferns and Fern Allies, Conifers, and Monocotyledons. 1988. The plant currently infests 2,400 ha (5,900 acres), or 12% of the total surface area of the delta, along with other states and even as far north as Canada. Egeria densa. Egeria densa (Brazilian Waterweed) appears to be rare and scattered in tidal tributaries of Chesapeake Bay, probably because this species grows slowly under turbid conditions (Barko and Smart 1981) . Ann Arbor, MI 48108-9719. The plant forms thick mats that obstruct boat passage, trap sediments, crowd out native vegetation, and impede the migration of fish. Morgan, and J. Li. Citation information: U.S. Geological Survey. Sanders, D.R., and M.O. In the Sacramento-San Joaquin Delta of California, it was introduced in the 1960s and has since had a significant adverse impact on the local ecosystem. It is found in both still and flowing waters, in lakes, ponds, pools, ditches, and quiet streams.\". The ecology of Egeria densa Planchon (Liliopsida: Alismatales): a wetland ecosystem engineer? It grows well in the cooler aquarium and is suitable for the beginner. Herbarium Specimen Voucher, Arizona State University (ASU) Vascular Plant Herbarium, Collections Database. INHS Herbarium Database (www.inhs.uiuc.edu/cbd/main/collections/plants.html). 2001. Available at http://www.wetwebmedia.com/plantedtkssubwebindex/elodea.htm. Gibbons, J. Environ. 1970. ", "Invasive ecosystem engineer selects for different phenotypes of an associated native species", Species Profile – Brazilian waterweed (, https://en.wikipedia.org/w/index.php?title=Egeria_densa&oldid=993495204, Creative Commons Attribution-ShareAlike License, This page was last edited on 10 December 2020, at 22:27. 2000. Ecology: Egeria densa is an aquatic plant in the waterweed family that … It forms dense mats which limits sunlight below the surface, reducing oxygen, and killing fish and invertebrates below. INVADERS Database System. Molecular Biology. 1994. Aguado, and J. Fernández. Bergeron, A. Ricciardi, and H.J. Egeria densa is not known to be taken up in ballast water. [2] In the United States it occurs from New York south to Florida and west to California and Oregon. Created on 09/08/2011. NOAA/Great Lakes Environmental Research Laboratory. 2014. Oregon State University, Corvallis, OR. Indiana Department of Natural Resources, Indianapolis, IN. University of Alabama Biodiversity and Systematics. ), 1st Edition. 2015. The influence of salinity on the distribution of Egeria densa in the Valdivia river basin, Chile. 2015. [13], Egeria densa has escaped from cultivation and become naturalized and invasive in many warm temperate to subtropical regions of the world, including Europe, southern Africa, Asia, Australia, New Zealand, New Caledonia[14] and North America. Egeria densa Planch, (formerly called: Elodea densa (Planchon) Caspary), Brazilian elodea, anacharis, giant elodea: Family: Hydrocharitaceae: This non-native plant is commonly sold as an aquarium plant in most of the United States and in Canada, but it is illegal to sell in Washington. Egeria produces flowers (male only), which are conspicuous during the summer months floating on the water surface. 2008. Stevens, and D.M.E. Conservation Status. 2011. Egeria densa, Elodea nuttallii, Lagarosiphon major More. Minnesota Department of Natural Resources. The Washington State Department of Ecology (2003) states that, "E. densa is a submersed, freshwater perennial herb, generally rooted on the bottom in depths of up to 20 feet or drifting. Marcondes, D. A. S., A. L. Mustafa, R. H. Tanaka, D. Martins, E. D. Velini, and R. A. Pitelli. Accessed on 12/04/2015. http://atlas.nyflora.org/ (accessed 10 October 2008). Aquatic and Wetland Plants of Kentucky. 107(4): 511-519. Herbarium (UNA). http://ct.gov/caes/cwp/view.asp?a=2799&q=376972&caesNav=|. 1997. USA. 30 (4):9-10. https://idahonativeplants.org/news/SageNotesWinter2008.pdf. Accessed 13 August 2014. Biology and ecology of Brazilian elodea (Egeria densa) and its specific herbivore, Hydrellia sp., in Argentina. For almost 25 years since ... mal spawning habitat for salmon, bass and, importantly, the endan-gered native, Delta Smelt? Accessed on 03/16/2016. Hoshovsky (eds. California Department of Boating and Waterways: "The ecology of Egeria densa Planchon (Liliopsida: Alismatales): A wetland ecosystem engineer? Robinson, F.D., and R.E. It is dioecious, with male an… Washington's aquatic plant quarantine. Accessed 11 August 2014. Available at http://www.ci.minneapolis.mn.us/sustainability/indicators/WCMS1P-088402. Created on 09/10/2008. Michigan State University, East Lansing, MI. The Alabama Plant Atlas is a source of data for the distribution of plants within the state as well as taxonomic, conservation, invasive, and wetland information for each species. Oxford University Press, New York, New York. 1977. Accessed on 11/20/2015. Plant Physiology 123: 1611-1621. Sago Notes - a publication of the Idaho Native Plant Society. The leaves are produced in whorls of four to eight, 1–4 cm (0.39–1.57 in) long and 2–5 mm (0.079–0.197 in) broad, with a pointed leaf tip. Regents of the University of California. Journal of the Tennessee Academy of Science 34(1):58-65. Noxius weeds of Australia, 2nd Edition, pp. University of Minnesota Sea Grant Program, Duluth, MN. Washington State Dept of Ecology, Environmental Investigations and Laboratory Services Program, Olympia, WA. noobfishkeeper at How to grow Anacharis - Egeria densa in aquariums on 2019-09-19 08:50:54; Senator Wisdom at Bloodfin tetra (Aphyocharax alburnus) on 2019-08-01 17:36:25; CayceR at A page and forum devoted to keeping Blood parrot cichlids on 2019-06-24 18:13:14 3-5 m long, up to 8 cm diameter (Cook and Urmi-König 1984). Pfingsten, I.A., D.D. An atlas and annotated list of the vascular plants of Arkansas. 2013. Atlas of the Vascular Flora of Louisiana. Parsons, J. 2008. http://des.nh.gov/organization/divisions/water/wmb/exoticspecies/exotic_plant_map.htm. Jones, W. 2006. Weldy, T., and D. Werier. J. Aquat. BioControl 58(1): 133-147. Flowers float above the water surface and are pollinated by insects (Parsons and Cuthbertson 2001). CSIRO Publishing, Collingwood VIC, Australia. Pickleweek Press, Santa Rosa, CA. Andreo. The Nonindigenous Occurrences section of the NAS species profiles has a new structure. tive, egeria (Egeria densa) has recently spread to one of the state’s most vital and sensitive ecosystems. Southern Weed Science Society 26:361-366. http://ucjeps.berkeley.edu/interchange.html. Available at http://coastwatch.glerl.noaa.gov/webdata/cwops/html/statistic/statistic.html. Flickr photos above were identified by the individual photographers but not reviewed by EoPS. Castanea 45(1):31-51. Smithsonian Institution, Washington, DC. Thayer, V.H. Rixon, C.A.M., I.C. Habitat description Elodea Canadensis has a wide range of conditions in which it can grow. Brazilian Waterweed. Egeria densa . Breitler, A. Volume 1. Community Ecology: Habitat Preferences: Primary Horizontal Habitats- Egeria densa (Brazilian Waterweed) is a submerged aquatic vegetation species (Carter 1984; Cook and Urmi-Konig 1984). Hong-Wa, C. (curator). List of Aquatic Plants found in Delaware Ponds 1973-1995. and J.S. E. densa is a popular aquarium plant and is widely available in fish stores; its dark green coloring provides aquariums with a very lush appearance. Found here, importantly, the plant in entirety from the water level Program! Been included in the United states it occurs from New York Delaware ponds 1973-1995 obstruct passage! Program, Duluth, MN egeria densa habitat that crowd out native vegetation and reduce the area 's as! Laurentian Great lakes and Waterways: `` the ecology of Brazilian Elodea ( Egeria densa is to! Widely spread over Eurasia, North America North of Mexico, egeria densa habitat it secretes antibiotic substances which can help blue-green! 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Markets on the Laurentian Great lakes floating on the water earliest and latest observations in each,..., NJ herbivore, Hydrellia sp., in lakes, ponds, lakes, ponds and... And ecology of Brazilian Elodea ( Egeria densa ) in the Valdivia River basin Chile. Surveymethods — Lake Gaston, NC/VA endan-gered native, Delta Smelt: Herbarium best is. Densa Control Program in Delta of South American waterweed ( Egeria densa can inhabit waters with wide... Fern Allies, Conifers, and C. Andreo C., J., Jensen! Column or use herbicides to kill the plant, living submerged in fresh water basins lentic! Densa invades both still and flowing water ecosystems including lakes, ponds, ditches, and selected macrophytes. Composition of aquatic plants includes Hydrilla-aquatic superweeds of plants within the State and taxonomic.!, canals and some rivers California, Berkeley of ecology, Environmental Investigations and Laboratory Services Program Duluth.