Kogin Maerewhenua
| Kogin Maerewhenua | |
|---|---|
| General information | |
| Labarin ƙasa | |
 | |
| Tsarin Daidaiton Labarin Kasa | 44°51′S 170°42′E / 44.85°S 170.7°E |
| Kasa | Sabuwar Zelandiya |
| Territory |
Waitaki District (en)  |
Kogin Maerewhenua,wanda kuma aka sani da kogin Marewhenua, ƙaramin kogi ne dake Otago na Tsibirin Kudu wanda yake yankin New Zealand.an gano wuri a cikin Arewacin Otago da kuma wani yankin na Kogin Waitaki, wanda ke yin iyaka tsakanin Otago da Canterbury .
Kogin yana gudana zuwa gabas da ƙaramin garin Duntroon . Lokacin da Reshen Kurow, layin dogo na reshe, yana kan aikin ginin a cikin 1870s, kogin ya haifar da matsalolin gini kuma layin ya ƙare a kan gabas sama da shekaru biyar har sai da aka yi nasarar kammala gada a tsakiyar 1881.