BALLAST WATER TREATMENT ALTERNATIVES ON BOARD SHIPS

Cases of bioinvasion in Brazil and abroad have been causing serious environmental economic problems great order. such as the golden mussel, zebra North Pacific star, among others, caused fishing activity, industry, cases clogging coolers maintenance hydroelectric turbines. The cholera epidemic took place a long time ago, this was also due to transport ballast between continents. Onshore water treatments are quite costly require logistical support. Ballast treatment on board despite having change project, physical space engine room seems be an excellent alternative, there already projects being manufactured, these approved by IMO. There is alternative reusing water, through desalination reverse osmosis, which fresh obtained that can used for other purposes. present work aims demonstrate arising from bioinvasion, alternatives, their advantages.