Nambu wa Nyoka

Nambu wa Nyoka i nambu lowukulu lowu nga eti ndhawini  ta  Pacific Northwest eUnited States. voma  hi ku leha,hiwona woleha  kutlula hikwayu  Columbia, lowu nga nambu lowukulu swinene wa le Amerika N’walungu lowu chelaka eLwandle ra Pacific . wu sungula eYellowstone National Park, evupela-dyambu bya Wyoming, wu khuluka wuhinda hile nyoka mati mobasa leyi omeke ya le dzongeni wa Idaho, Hells Canyon leyi nga ni swiganga emindzilakaneni ya Idaho, Oregon na Washington, naswona eku heteleleni yi tsemakanya Palouse Hills leyi rhendzelekaka ya le dzonga-vuxa bya Washington. Yi hlangana na Nambu wa Columbia ehansi nyana ka Tri-Cities, Washington, edzongeni wa Columbia Basin .

Xiphemu xa mati xa nambu lowu, lexi khulukaka mati eka swiphemu swa swifundzha swa tsevu swa le United States, xi le xikarhi ka Tintshava ta Rocky en’walungwini ni le vuxeni, Great Basin edzongeni ni Tintshava ta Blue ni mananga lama tlakukeke ya Oregon evupela-dyambu. Ndzhawu leyi yina matimu yo leha ya vumaki bya vholkheno ; timiliyoni ta malembe lama hundzeke, ti- basalt ta Nambu wa Columbia ti funengete tindhawu letikulu ta ndhawu ya mati ya le vupela-dyambu bya Nambu wa Nyoka, kasi Rivala ra Nambu wa Nyoka a ku ri vuyelo bya ndhawu leyi hisaka ya vholkheno ya Yellowstone . Nambu lowu wu tlhele wu cinciwa hi ndhambi ya khombo eka Nguva ya Ayisi ya sweswinyana, leyi endleke swivumbeko swo tanihi Snake River Canyon na Shoshone Falls .