ability there is a resulting high runoff and so it consequently contributes relatively large flood flows (and quantities of shingle) to the Rangitaiki. Mangamako Stream, Waihua Stream Waikakopu Stream. Pokairoa Stream. Gallery References Further reading External links Hydro-Electric Schemes Compliance Report June 2010 – June 2013. Te Ika Whenua Rivers Report. This report issued by the Waitangi Tribunal in 1998 discusses the claims of the Te Ika Whenua hapu over the Rangitaiki, Wheao, and Whirinaki Rivers and their tributaries. Rangitaiki River. Describes the fishing options on the river. Rangitaiki River System, Horomanga and Whirinaki. Brochure produced by Fish and Game describing fishing options and access points on the river. Rivers of the Bay of Plenty Region Rivers of the Hawke's Bay Region Rivers of New Zealand