Kogin Ongaru
Kogin Ongarue  kogine dake Waikato da Manawatū-Whanganui na Tsibirin Arewa wanda yake yankin New Zealand .  Babban rafi na kogin Whanganui, yana gudana zuwa yamma sannan kudu daga tushensa a cikin Hauhungaroa Range arewa maso yammacin tafkin Taupō, yana wucewa ta garin Taumarunui kafin ya isa kogin Whanganui .

Yankunan Ongaru sun hada da kogin Maramataha da kogin Mangakahu

Duba kuma 

 Jerin koguna na New Zealand

Nassoshi 

Shafuka masu fassarorin da ba'a duba ba