Ma ka ʻenekinia moana, kū ʻo MGPS no Marine Growth Prevention System. Hoʻokomo ʻia ka ʻōnaehana i nā ʻōnaehana hoʻoluʻu wai o nā moku, nā ʻaila aila a me nā hale kai ʻē aʻe e pale ai i ka ulu ʻana o nā mea ola kai e like me ka barnacles, mussels a me nā algae ma luna o nā ʻili o nā paipu, nā kānana wai kai ...
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