Thursday, March 21, 2019

Summary:Cage Aquacultures Environmental Effects :: essays research papers fc

Cage aquaculture in the marine ouputs large amounts of waste matter into the skirt environment. The waste weewee from the cages has elevated levels of nutrients, waste feed, feces and by-products such as medications for the fish. The effluent has a negative disturb on the local environment. The pointedness of impact depends on the water movement around the cages, the assimilation condenser of the environment around the cages and the rate at which the effluent is produced. The set up of effluent on the environment is considered inconsequential to the inputs from industry and agriculture however. That being said, the ocean floor around the cages tend to be hypereutrophic and completely anoxic up to the surface. They release sulfides and another(prenominal) toxins into the water as a result of decrement in the anoxic conditions of the excess organics in the sediment. The long term effects of these conditions are not known. There are no standards by which to oppose internatio nally the effects of the cages and it is hard to determine the effects, if any, on areas away from the flying area surrounding the cages. There needs to be work through with(p) on how to reduce feed waste, and how to quantify the effects of the cages on the surrounding environment. To complete this project, more information is needed on operations other than cage salmon in Norway. Bibliography rule book 1ASFA Aquatic Sciences and Fisheries Abstracts constitutive(a) enrichment of sediments from salmon farming in Norwayenvironmental factors, management practices, and monitoringtechniquesCarroll, ML* Cochrane, S Fieler, R Velvin, R White, PAquaculture Aquaculture. Vol. 226, no. 1-4, pp. 165-180. 31 Oct2003. show up 2ASFA Aquatic Sciences and Fisheries AbstractsThe environmental impacts of marine fish cage farms in the easternAdriatic.Katavic, IRibarstvo Ribarstvo. Vol. 61, no. 4, pp. 175-194. 2003.Record 3ASFA Aquatic Sciences and Fisheries AbstractsThe degradation of fish-cage wast e in sediments during fallowingMcGhie, TK* Crawford, CM Mitchell, IM OBrien, DAquaculture Aquaculture. Vol. 187, no. 3-4, pp. 351-366. 20 Jul2000.Record 4ASFA Aquatic Sciences and Fisheries AbstractsThe environmental impact of an offshore aquaculture system in the Gulfof Gaeta a first approach.Ceccarelli, R Saluzzi, A Fiore, V Salerno, A Barbera, GBiologia marina mediterranea. Genova Biol. Mar. Mediterr.. Vol. 6,no. 1, pp. 294-297. 1999.Record 5ASFA Aquatic Sciences and Fisheries AbstractsOn the impact of a sea bass (Dicentrarchus labrax L.) cage farm onwater quality and macrobenthic communities

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