Ballastvand
Ballastvand, or ballast water, is water taken into ballast tanks on ships to provide stability, trim, and draft control when the vessel is not fully loaded with cargo. It is drawn from the surrounding marine or freshwater environment and discharged at port or another location to return the ship to its proper balance.
The water may contain a variety of living organisms, including plankton, larvae, bacteria, and viruses, as well
Regulatory framework and management practices have been established to reduce these risks. The International Maritime Organization’s
Treatment technologies used in BWMS commonly combine physical methods (filtration, UV irradiation, heating) with chemical disinfection.
Overall, ballast water management aims to prevent the unintentional transfer of aquatic species while maintaining vessel