ballast water discharge Downloads

BackgroundThe discharge of ship ballast water into coastal waters has been identified as a primary mechanism for incidental introduction of invasive aquatic species. The currently accepted method of prevention is to exchange potentially harmful coastal ballast water with relatively innocuous open ocean water. This exchange reduces or eliminates the threat of incidental transport of harmful ...

By Dakota Technologies, Inc.

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By Damen Green Solutions - Damen Shipyards Group

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By Envirocleanse, LLC

How does Ultraviolet Work?Ultraviolet light causes permanent inactivation of micro-organismsby disrupting DNA so that they are no longer able to maintainmetabolism or reproduce. It is effective against all marine micro-organisms. The maximum effectiveness occurs between 240 and280nm with a peak at 265nm, and the Hanovia Medium Pressure ArcTubes produces these wavelengths in abundance.Why ...

By Hanovia Ltd - a Halma Company