Kogin Blackwater (Tasman)
| Kogin Blackwater | |
|---|---|
| General information | |
Height above mean sea level (en)  | 335 m |
| Labarin ƙasa | |
 | |
| Tsarin Daidaiton Labarin Kasa | 41°52′55″S 172°24′11″E / 41.882°S 172.403°E |
| Kasa | Sabuwar Zelandiya |
| Territory |
Tasman District (en) |
| River mouth (en) |
Mangles River (en) |
Kogin Blackwater a cikin Tasman yana gudana Saboda arewa tare da tsawon a mike kwarin layi daya don madaidaiciyar daidai da, Kogin Matakitaki da Tutaki, ya isa kogin Mangles Kawai kusa da gabashin garin Murchison . Yana da nisan 20 kilometres (12 mi) a tsayi.