Hoʻolālā ʻia nā moku dredging no nā hana ʻeli.Hana ʻia kēia mau mea ma lalo o ka wai, ma nā wahi pāpaʻu a i ʻole ka wai maʻemaʻe, me ka manaʻo e hōʻiliʻili i nā sediment lalo a hoʻolei ʻia ma kahi ʻē aʻe, ʻo ka hapa nui e hoʻokele i nā ala wai.no ka hooloihi ana i ke awa, a i ole no ka hooulu aina.