Rivers of New Zealand Rivers of New Zealand The rivers of New Zealand are used for a variety of purposes and face a number of environmental issues. Many of the rivers in the South Island are braided rivers. The longest river in New Zealand is the Waikato River with a length of . The largest river by volume is the Clutha River with a mean discharge of . Some of the rivers, especially those with wide flood plains and stop banks, have long road bridges spanning them. The Rakaia River is crossed by the longest bridge in New Zealand at . The third longest
Sabine River (New Zealand) Sabine River (New Zealand) The Sabine River is in the South Island of New Zealand. It is located in Nelson Lakes National Park. There are two branches to the river—East Sabine and West Sabine. The West Sabine drains Lake Constance and the Blue Lake. The two branches join at the Sabine Forks, and flow into Lake Rotoroa. Apart from the upper reaches, which is open tussock and scrub, the river is set within unmodified beech forest. It is not a navigable river due to the rocky cascades along most of its length. A tramping track runs along the river and