IZiqithi zeMentawai zinezinye zezona ndawo zibalaseleyo zokusefa emhlabeni. Kukho asekhohlo agqibeleleyo kunye namalungelo kwindawo enye kunayo nayiphi na indawo emhlabeni. I-Mentawais ifumana ukudumba unyaka wonke kunye nelona xesha lihambelanayo phakathi kukaMatshi noNovemba. Sefa amaza angaxinananga kuluhlu olukhulu lweingqaqa, iindawo zokuqhawula iilwandle, iindawo zokuqhawula iindawo kunye namatheku angasese.
Nangona kukho amaza unyaka wonke, kwaye ixesha “lokucima” linokubakho kwimfezeko engaxinwanga, elona xesha lonyaka lixesha lonyaka elomileyo. Ukusukela ngasekupheleni kukaMatshi ukuya ekuqaleni kukaNovemba, ngexesha lobusika bomzantsi we-hemisphere, uLwandlekazi lwase-Indian luvelisa amabala angayekiyo.
Ukudumba okungaguquguqukiyo kuveliswa kwiminyaka yamashumi amane kwaye kufika kwi-Indo reef ilungiswe ngokugqibeleleyo. Amanzi aseTropiki, acwengileyo aluhlaza kunye nokhetho olubanzi lweentlobo zamaza athatha amanqanaba ezakhono ukusuka kumbindi ukuya kwipro.