ʻO ka ʻeha o ka ʻōpū a me ka diarrhea nā hōʻailona nui, akā i kekahi manawa hoʻohui ʻia ka nausea, ka luaʻi, a i ʻole ke kuni a me / a i ʻole ke koko (a i kēia hihia, koi ʻia nā ʻōlelo aʻoaʻo lapaʻau). ʻO ka wā weliweli loa ma waena o 3 a 5 mau lā ma hope o ka hōʻea ʻana i kahi hoʻomaha. ʻO ka hapanui o nā turistas e ala hou mai i ka manawa ʻekolu a ʻelima mau lā i ka wā e makaʻala pono kekahi i ka makaʻu o ka make wai (pilikia nui).