The Waihemo / Shag River is located in Otago in the South Island of New Zealand. It rises in the Kakanui Range, flowing southeast for 75 km (47 mi), or
Waimate. Ngāi Tahu has three rūnanga in Otago: Te Rūnanga o Moeraki centres on Moeraki and extends from Waitaki to Waihemo and inland to the Southern Alps /
the Waihemo / Shag River with the people of Ārai Te Uru but that can only be speculation. Wikimedia Commons has media related to Puketapu, Otago. Ministry
woman Puketapu who got as far south as Owaka in South Otago. When she got back to the Waihemo Valley dawn broke and she was turned into the hill Puketapu