- Nzvimbo: kuchamhembe kwakadziva kumadokero kwechitsuwa cheMadagascar
- Kureba: 525 km
- Iko kunobva: confluence yenzizi Zabu naAmparikhibe
- Estuary: The Mozambique Channel
- Kureba kumusoro kwegungwa: kupfuura 860 m
Rwizi rweBetsibuka muMadagascar nderimwe remitambo yemvura inoshamisa yemunyika uye inoshamisa zvikurukuru yemuvara wekutanga wemvura yacho.
Nzvimbo uye geography yerwizi
Betsibuka ndiyo irwo rwizi rukuru muMadagascar uye runoputika kumaodzanyemba-kumavirira kwechitsuwa chacho. Icho chinotangira pakati penyika, kuchamhembe kwenharaunda yeAntananarivo , pamusangano weAmparikhibe neZabu nzizi. Kuwedzera Betsibuka inoyerera ichienda kumaodzanyemba, ichibatanidza munzvimbo inogara Maevatanana nemugungwa Ikupa. Pamakiromita makumi mana anotevera kubva murwizi pamwe nemugwagwa kune mazana mashoma madziva. Zvadaro muguta reMaruvuy, Rwizi rweBetsibuka runopinda mumvura yeBumbetuka Bay, uko inoumba delta. Kubva pano uye makiromita 130 kusvika murwizi unofamba netsoka. Panobuda kunze kwei bay ndiyo imwe yemakungwa makuru emaguta eMadagascar - Mahadzanga .
Chii chinofadza pamusoro peRwizi Betsibuka?
Zvose gore rakapoteredza nzizi dzeRwizi Betsibuka zvine mumvuri mutsvuku unoyeuchidza mafodya. Iyi mamiriro anotsanangurwa nechokwadi chokuti mushure mekuchera mangrove pamahombekombe erwizi pamwe nekufamba kwemisasa yemvura ivhu rakatanga kushambidza kunze, kushandiswa kwekukura kwayo nekushandurwa kuva sart yemuvara wakatarisa wakatanga. Sezvo denga riri munzvimbo idzi dzine ruvara rwebhuruu, mvura yakagamuchirawo mararamiro akafanana.
Nokuda kwezvakatsanangurwa nenjodzi yezvakatipoteredza kuitira kuti isasvike kugadziriswa kwemidziyo yegungwa, zvikepe zveguta reMahadzanga muna 1947 zvakatamirwa kunzvimbo yekunze kweBhesibuki.
Mukuona kwekuti rwizi rune chikamu chemarefu rwaro rwunogona kufamba, Betsibuka inowanzoshandiswa pakutsvaga kwehupfumi nekutengeserana. Mukuwedzera, munzvimbo dzakadzika dzorwizi urwu kune masango makuru emupunga.
Nzira yakanyatsonaka yekuona mvura yakatsvuka yeropa rweRwizi Betsibuki ndeyekufamba rwendo sechikamu cheboka rekufamba. Nzendo dzakawanda dzinoshamisa dzeMadagascar dzinopa seimwe yemigwagwa rwendo rwendo rwokuenda kumahombekombe erwizi uye kuongororwa kwemamwe mapurisa. Uyewo, unogona kukodha motokari uye enda, somuenzaniso, kuenda kune imwe nzvimbo yeBetsibuki neIkupa kana kune chiteshi cheMakhadzang .