Ka whakamakukuhia ngā hua whare kati kōtuhi mā te whakamahi i te wai ki te mata o te pātaka mā roto i ngā ngongo maturuturu, i ngā rīpene rānei, mā te ringaringa mā te whakamahi i te ngongo, i ngā pūwero me ngā pūwero i runga ake, mā te whakamahi rānei i te wai mā raro o te ipu mā te whakamakuku i raro i te wai, mā te whakamahi rānei i te huinga o ēnei pūnaha tuku. He āhua noa iho te "whakamomori" wai a ngā pūwero i runga ake me te whakamakuku ā-ringa, ā, ka mākū hoki ngā rau, ka nui ake te tūponotanga o ngā mate me ngā whara. Ko ngā pūnaha maturuturu me te whakamakuku i raro i te wai ngā mea tino whai hua, ā, ka nui ake te mana whakahaere i te nui o te wai e tukuna ana. Waihoki, nā te mea kāore ngā rau e mākū, ka iti ake te tūponotanga o ngā mate me ngā whara.