This is Nihotapu Dam from Arataki Visitor Centre. (1/10) List item Submitted to "Nihotapu Dam – Part One" Approved by Pamela Moresby May 25, 2018, 6:30 am 11 Views 3 Votes Share Tweet Pin The Dam part is the bottom and the upper water part is the Manukau Harbour. The Manukau harbour is the 2nd largest harbour in New Zealand. MoreReport Item navigation Previous submission Next submission View full list Share Tweet Pin Written by Pamela Moresby