Lake Rotoroa (Tasman)

Lake Rotoroa ( Māori for long lake ) is a lake in the region in the north of the South Island of New Zealand Tasman. The lake is located in the northern foothills of the Nelson Lakes National Park.

It is fed to the south by D' Urville and Sabine River.

The lake is up to 145 m deep and surrounded by beech forest. In the small town of Rotoroa at the north end of the lake, the lake drains into the Gowan River, which flows some 5 kilometers north at Gonwan Bridge in the Buller River.

A hiking path accompanied the northeast side of the lake. From the south end of the lake several tracks lead to St. Arnauld in the east, along the two tributaries to the South and West. The lake has introduced trout can be fished on.