Kogin Manganui (Kasar Arewa)
Kogin Manganui mafi girma na New Zealand kogi ne dake Arewa na Tsibirin Arewa wanda yake yankin New Zealand. Yana bin hanya gabaɗaya yamma daga tushen sa yamma da Ruakaka kafin fitowar ta zuwa cikin Kogin Wairoa  gabas da Dargaville .  An lura da ƙananan hanyar kogin don ƙaƙƙarfan hanya,mai karkata hanya ta cikin ƙasa mara kyau, kuma tafkunan oxbow da yawa suna da alaƙa da wannan shimfidar kogin.

Duba kuma 

 Jerin koguna na New Zealand

Nassoshi 

Shafuka masu fassarorin da ba'a duba ba