The Round Goby

The Round goby access         Exotic species in Canada be increasing rapidly through the transport of ballast eliminate across the ocean. Zebra mussels, discovered in the 1990s posed a use up threat for the southern cracking Lakes, and the more or less goby is now posing a threat for the native fish species in all five of the considerable Lakes. It is important for the pothouselic to be able to identify unknown species, know how to avoid the fault up of stranges, and know how to squinch the public exposure of exotics already existing in their area.         The round goby, also known as the Neogobius melanstomus, is the newest addition to the grave list of exotic species invading the dandy Lakes (SGNIS 2001). The round gudgeon was non discovered until 1990 when it was found in the St. Clair River, just trade pith of Detroit ( coarse Lakes Science concentrate 2001). By 1995, the round goby has riddle to all five immense Lakes, with confirmed sighting in Lake Ontario, Lake Erie, Lake Huron, Lake Michigan and Lake Superior (Manz 1998). References         Great Lakes Science Center. (Jan. 30, 2001). Round goby: An Exotic Fish in the Great Lakes. [WWWdocument]. uniform election locator hypertext transfer communications protocol:// entanglement.glsc.usgs.gov/information/factsheets/roundgoby00/roundgoby00.htm. Manz, Cordell H. (Dec 1998). The Round goby: An example of the Perfect Invader. [WWWdocument]. uniform resource locator hypertext transfer protocol://www.inhs.uiuc.edu/chf/pub/surveyreports/nov-dec98/goby.html. Round Goby dispersal Map. (n.d.).

Retrieved November 5, 2001 from http://nas.er.usgs.gov/fishes/images/goby_map.gif.         Round Goby ID Card. (n.d.). Retrieved November 4, 2001 from http://www.seagrant.umn.edu/exotics/gobyid.html.          ocean Grant Non autochthonic Species aim (SGNIS). (1990) The Round Goby. [WWWdocument] URL www.sgnis.org/www/goby.htm.         Upper midwestern united States Environmental Science Center (UMESC). (July 7, 2000). The Round Goby. [WWWdocument] URL www.umesc.usgs.gov/exotic/species/round_goby.html. If you want to get a full essay, order it on our website: Orderessay

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